{"id":2063,"date":"2026-02-24T09:09:33","date_gmt":"2026-02-24T09:09:33","guid":{"rendered":"https:\/\/exam.real4prep.com\/?p=2063"},"modified":"2026-02-24T09:09:33","modified_gmt":"2026-02-24T09:09:33","slug":"real-salesforce-javascript-developer-i-exam-questions-study-guide-q61-q81","status":"publish","type":"post","link":"https:\/\/exam.real4prep.com\/ja\/2026\/02\/24\/real-salesforce-javascript-developer-i-exam-questions-study-guide-q61-q81\/","title":{"rendered":"Real Salesforce JavaScript-Developer-I Exam Questions Study Guide [Q61-Q81]"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;2063&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;4&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;4\\\/5 - (1 vote)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Real Salesforce JavaScript-Developer-I Exam Questions Study Guide [Q61-Q81]&quot;,&quot;width&quot;:&quot;113.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 113.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            4\/5 - (1 vote)    <\/div>\n    <\/div>\n<p><span style=\"font-size: 18px\"><strong><span style=\"color: red\">Real Salesforce JavaScript-Developer-I Exam Questions Study Guide<\/span><\/strong><\/span><\/p>\n<p><strong><span style=\"color: red\">Updated and Accurate JavaScript-Developer-I Questions for passing the exam Quickly<\/span><\/strong><\/p>\n<p><\/p>\n<p>Salesforce JavaScript-Developer-I Exam is an essential certification for anyone who plans to develop applications on the Salesforce platform using JavaScript. It demonstrates a person\u2019s proficiency in developing secure and scalable applications that can be customized to meet specific business needs. By passing JavaScript-Developer-I exam, candidates can enhance their career prospects, increase job opportunities, and develop a strong foundation in Salesforce development.<\/p>\n<p><\/p>\n<p>The Salesforce JavaScript-Developer-I exam consists of 60 multiple-choice questions that are designed to test your knowledge of JavaScript concepts, as well as your ability to apply those concepts in a Salesforce environment. JavaScript-Developer-I exam is timed and you will have 105 minutes to complete it. To pass the exam, you will need to score at least 68% or higher.<\/p>\n<p>&nbsp;<\/p>\n<div id=\"watu_quiz\" class=\"quiz-area single-page-quiz\">\n<form action=\"\" method=\"post\" class=\"quiz-form \" id=\"quiz-819\" >\n<div class='watu-question' id='question-1'><div class='question-content'><p><strong>NEW QUESTION 61<\/strong><br \/>Refer to the code below:<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/JavaScript-Developer-I-ebc573c651b45ffa1036d80b0991075b.jpg\"\/><br \/>Which value can a developer expect when referencing country,capital,cityString?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16076' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62369' \/><div class='watu-question-choice'><input type='radio' name='answer-16076[]' id='answer-id-62369' class='answer answer-1 js-answer-label answerof-16076' value='62369' \/>&nbsp;<label for='answer-id-62369' id='answer-label-62369' class='js-answer-label answer label-1'><span class='answer'>&#8216;London&#8217;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62370' \/><div class='watu-question-choice'><input type='radio' name='answer-16076[]' id='answer-id-62370' class='answer answer-1 js-answer-label answerof-16076' value='62370' \/>&nbsp;<label for='answer-id-62370' id='answer-label-62370' class='js-answer-label answer label-1'><span class='answer'>undefined<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62371' \/><div class='watu-question-choice'><input type='radio' name='answer-16076[]' id='answer-id-62371' class='answer answer-1 js-answer-label answerof-16076' value='62371' \/>&nbsp;<label for='answer-id-62371' id='answer-label-62371' class='js-answer-label answer label-1'><span class='answer'>An error<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62372' \/><div class='watu-question-choice'><input type='radio' name='answer-16076[]' id='answer-id-62372' class='answer answer-1 php-answer-label answerof-16076' value='62372' \/>&nbsp;<label for='answer-id-62372' id='answer-label-62372' class='php-answer-label answer label-1'><span class='answer'>&#8216;NaN&#8217;<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(1,this)' id='btn-1' value='See Answer'  \/><input type='hidden' id='questionType1' value='radio' class=''><\/div><div class='watu-question' id='question-2'><div class='question-content'><p><strong>NEW QUESTION 62<\/strong><br \/>A developer wants to iterate through an array of objects and count the objects and count the objects whose property value, name, starts with the letter N.<br \/>Const arrObj = [{&#8220;name&#8221; : &#8220;Zach&#8221;} , {&#8220;name&#8221; : &#8220;Kate&#8221;},{&#8220;name&#8221; : &#8220;Alise&#8221;},{&#8220;name&#8221; : &#8220;Bob&#8221;},{&#8220;name&#8221; :<br \/>&#8220;Natham&#8221;},{&#8220;name&#8221; : &#8220;nathaniel&#8221;}<br \/>Refer to the code snippet below:<br \/>01 arrObj.reduce(( acc, curr) =&gt; {<br \/>02 \/\/missing line 02<br \/>02 \/\/missing line 03<br \/>04 ). 0);<br \/>Which missing lines 02 and 03 return the correct count?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16077' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62373' \/><div class='watu-question-choice'><input type='radio' name='answer-16077[]' id='answer-id-62373' class='answer answer-2 js-answer-label answerof-16077' value='62373' \/>&nbsp;<label for='answer-id-62373' id='answer-label-62373' class='js-answer-label answer label-2'><span class='answer'>Const sum = curr.startsWith(&#8216;N&#8217;) ? 1: 0;<br \/>Return acc +sum<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62374' \/><div class='watu-question-choice'><input type='radio' name='answer-16077[]' id='answer-id-62374' class='answer answer-2 php-answer-label answerof-16077' value='62374' \/>&nbsp;<label for='answer-id-62374' id='answer-label-62374' class='php-answer-label answer label-2'><span class='answer'>Const sum = curr.name.startsWith(&#8216;N&#8217;) ? 1: 0;<br \/>Return acc +sum<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62375' \/><div class='watu-question-choice'><input type='radio' name='answer-16077[]' id='answer-id-62375' class='answer answer-2 js-answer-label answerof-16077' value='62375' \/>&nbsp;<label for='answer-id-62375' id='answer-label-62375' class='js-answer-label answer label-2'><span class='answer'>Const sum = curr.startsWIth(&#8216;N&#8217;) ? 1: 0;<br \/>Return curr+ sum<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62376' \/><div class='watu-question-choice'><input type='radio' name='answer-16077[]' id='answer-id-62376' class='answer answer-2 js-answer-label answerof-16077' value='62376' \/>&nbsp;<label for='answer-id-62376' id='answer-label-62376' class='js-answer-label answer label-2'><span class='answer'>Const sum = curr.name.startsWIth(&#8216;N&#8217;) ? 1: 0;<br \/>Return curr+ sum<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(2,this)' id='btn-2' value='See Answer'  \/><input type='hidden' id='questionType2' value='radio' class=''><\/div><div class='watu-question' id='question-3'><div class='question-content'><p><strong>NEW QUESTION 63<\/strong><br \/>Given the code below:<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/Javascript-Developer-I-ed137e39a2882809e73b8d2979899294.jpg\"\/><br \/>What is logged to the console?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16078' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62377' \/><div class='watu-question-choice'><input type='radio' name='answer-16078[]' id='answer-id-62377' class='answer answer-3 js-answer-label answerof-16078' value='62377' \/>&nbsp;<label for='answer-id-62377' id='answer-label-62377' class='js-answer-label answer label-3'><span class='answer'>2 1 4 3 5<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62378' \/><div class='watu-question-choice'><input type='radio' name='answer-16078[]' id='answer-id-62378' class='answer answer-3 php-answer-label answerof-16078' value='62378' \/>&nbsp;<label for='answer-id-62378' id='answer-label-62378' class='php-answer-label answer label-3'><span class='answer'>2 5 1 3 4<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62379' \/><div class='watu-question-choice'><input type='radio' name='answer-16078[]' id='answer-id-62379' class='answer answer-3 js-answer-label answerof-16078' value='62379' \/>&nbsp;<label for='answer-id-62379' id='answer-label-62379' class='js-answer-label answer label-3'><span class='answer'>1 2 4 3 5<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62380' \/><div class='watu-question-choice'><input type='radio' name='answer-16078[]' id='answer-id-62380' class='answer answer-3 js-answer-label answerof-16078' value='62380' \/>&nbsp;<label for='answer-id-62380' id='answer-label-62380' class='js-answer-label answer label-3'><span class='answer'>1 2 5 3 4<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(3,this)' id='btn-3' value='See Answer'  \/><input type='hidden' id='questionType3' value='radio' class=''><\/div><div class='watu-question' id='question-4'><div class='question-content'><p><strong>NEW QUESTION 64<\/strong><br \/>Refer to the following array:<br \/>Let arr1 = [ 1,2, 3, 4, 5 ];<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/JavaScript-Developer-I-e331133a305862dde4715b20e84e09da.jpg\"\/><br \/>Which two lines of code result in a second array, arr2 being created such that arr2 is not a reference to arr1?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16079' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62381' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16079[]' id='answer-id-62381' class='answer answer-4 php-answer-label answerof-16079' value='62381' \/>&nbsp;<label for='answer-id-62381' id='answer-label-62381' class='php-answer-label answer label-4'><span class='answer'>Let arr2 = arr1.slice(0, 5);<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62382' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16079[]' id='answer-id-62382' class='answer answer-4 php-answer-label answerof-16079' value='62382' \/>&nbsp;<label for='answer-id-62382' id='answer-label-62382' class='php-answer-label answer label-4'><span class='answer'>Let arr2 = Array.from(arr1);<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62383' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16079[]' id='answer-id-62383' class='answer answer-4 js-answer-label answerof-16079' value='62383' \/>&nbsp;<label for='answer-id-62383' id='answer-label-62383' class='js-answer-label answer label-4'><span class='answer'>Let arr2 = arr1;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62384' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16079[]' id='answer-id-62384' class='answer answer-4 js-answer-label answerof-16079' value='62384' \/>&nbsp;<label for='answer-id-62384' id='answer-label-62384' class='js-answer-label answer label-4'><span class='answer'>Let arr2 = arr1.sort();<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(4,this)' id='btn-4' value='See Answer'  \/><input type='hidden' id='questionType4' value='checkbox' class=''><\/div><div class='watu-question' id='question-5'><div class='question-content'><p><strong>NEW QUESTION 65<\/strong><br \/>Refer to the code below:<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/JavaScript-Developer-I-d1b15b36131d679bc77e744c10038b25.jpg\"\/><br \/>What is the result when the Promise in the execute function is rejected?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16080' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62385' \/><div class='watu-question-choice'><input type='radio' name='answer-16080[]' id='answer-id-62385' class='answer answer-5 js-answer-label answerof-16080' value='62385' \/>&nbsp;<label for='answer-id-62385' id='answer-label-62385' class='js-answer-label answer label-5'><span class='answer'>Resolved1 Resolved2 Resolved3<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62386' \/><div class='watu-question-choice'><input type='radio' name='answer-16080[]' id='answer-id-62386' class='answer answer-5 js-answer-label answerof-16080' value='62386' \/>&nbsp;<label for='answer-id-62386' id='answer-label-62386' class='js-answer-label answer label-5'><span class='answer'>Rejected<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62387' \/><div class='watu-question-choice'><input type='radio' name='answer-16080[]' id='answer-id-62387' class='answer answer-5 php-answer-label answerof-16080' value='62387' \/>&nbsp;<label for='answer-id-62387' id='answer-label-62387' class='php-answer-label answer label-5'><span class='answer'>Rejected Resolved<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62388' \/><div class='watu-question-choice'><input type='radio' name='answer-16080[]' id='answer-id-62388' class='answer answer-5 js-answer-label answerof-16080' value='62388' \/>&nbsp;<label for='answer-id-62388' id='answer-label-62388' class='js-answer-label answer label-5'><span class='answer'>Rejected1 Rejected2 Rejected3 Rejected Rejected Rejected4<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(5,this)' id='btn-5' value='See Answer'  \/><input type='hidden' id='questionType5' value='radio' class=''><\/div><div class='watu-question' id='question-6'><div class='question-content'><p><strong>NEW QUESTION 66<\/strong><br \/>Refer to the code snippet:<br \/>Function getAvailabilityMessage(item) {<br \/>If (getAvailability(item)){<br \/>Var msg =&#8221;Username available&#8221;;<br \/>}<br \/>Return msg;<br \/>}<br \/>A developer writes this code to return a message to user attempting to register a new username. If the username is available, variable.<br \/>What is the return value of msg hen getAvailabilityMessage (&#8220;newUserName&#8221; ) is executed and getAvailability(&#8220;newUserName&#8221;) returns false?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16081' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62389' \/><div class='watu-question-choice'><input type='radio' name='answer-16081[]' id='answer-id-62389' class='answer answer-6 js-answer-label answerof-16081' value='62389' \/>&nbsp;<label for='answer-id-62389' id='answer-label-62389' class='js-answer-label answer label-6'><span class='answer'>&#8220;Username available&#8221;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62390' \/><div class='watu-question-choice'><input type='radio' name='answer-16081[]' id='answer-id-62390' class='answer answer-6 js-answer-label answerof-16081' value='62390' \/>&nbsp;<label for='answer-id-62390' id='answer-label-62390' class='js-answer-label answer label-6'><span class='answer'>&#8220;newUserName&#8221;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62391' \/><div class='watu-question-choice'><input type='radio' name='answer-16081[]' id='answer-id-62391' class='answer answer-6 js-answer-label answerof-16081' value='62391' \/>&nbsp;<label for='answer-id-62391' id='answer-label-62391' class='js-answer-label answer label-6'><span class='answer'>&#8220;Msg is not defined&#8221;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62392' \/><div class='watu-question-choice'><input type='radio' name='answer-16081[]' id='answer-id-62392' class='answer answer-6 php-answer-label answerof-16081' value='62392' \/>&nbsp;<label for='answer-id-62392' id='answer-label-62392' class='php-answer-label answer label-6'><span class='answer'>undefined<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(6,this)' id='btn-6' value='See Answer'  \/><input type='hidden' id='questionType6' value='radio' class=''><\/div><div class='watu-question' id='question-7'><div class='question-content'><p><strong>NEW QUESTION 67<\/strong><br \/>A developer has a formatName function that takes two arguments, firstName and lastName and returns a string. They want to schedule the<br \/>function to run once after five seconds.<br \/>What is the correct syntax to schedule this function?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16082' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62393' \/><div class='watu-question-choice'><input type='radio' name='answer-16082[]' id='answer-id-62393' class='answer answer-7 js-answer-label answerof-16082' value='62393' \/>&nbsp;<label for='answer-id-62393' id='answer-label-62393' class='js-answer-label answer label-7'><span class='answer'>setTimeout (formatName(), 5000, &#8220;John&#8221;, &#8220;BDoe&#8221;);<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62394' \/><div class='watu-question-choice'><input type='radio' name='answer-16082[]' id='answer-id-62394' class='answer answer-7 js-answer-label answerof-16082' value='62394' \/>&nbsp;<label for='answer-id-62394' id='answer-label-62394' class='js-answer-label answer label-7'><span class='answer'>setTimeout (formatName(&#8216;John&#8217;, &#8221;Doe&#8217;), 5000);<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62395' \/><div class='watu-question-choice'><input type='radio' name='answer-16082[]' id='answer-id-62395' class='answer answer-7 js-answer-label answerof-16082' value='62395' \/>&nbsp;<label for='answer-id-62395' id='answer-label-62395' class='js-answer-label answer label-7'><span class='answer'>setTimout(() =&gt; { formatName(&#8220;John&#8217;, &#8216;Doe&#8217;) }, 5000);<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62396' \/><div class='watu-question-choice'><input type='radio' name='answer-16082[]' id='answer-id-62396' class='answer answer-7 php-answer-label answerof-16082' value='62396' \/>&nbsp;<label for='answer-id-62396' id='answer-label-62396' class='php-answer-label answer label-7'><span class='answer'>setTimeout (&#8216;formatName&#8217;, 5000, &#8216;John&#8221;, &#8220;Doe&#8217;);<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(7,this)' id='btn-7' value='See Answer'  \/><input type='hidden' id='questionType7' value='radio' class=''><\/div><div class='watu-question' id='question-8'><div class='question-content'><p><strong>NEW QUESTION 68<\/strong><br \/>A developer writes the code below to calculate the factorial of a given number function sum(number){ return number * sum(number-1);<br \/>}<br \/>sum(3);<br \/>what is the result of executing the code.<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16083' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62397' \/><div class='watu-question-choice'><input type='radio' name='answer-16083[]' id='answer-id-62397' class='answer answer-8 js-answer-label answerof-16083' value='62397' \/>&nbsp;<label for='answer-id-62397' id='answer-label-62397' class='js-answer-label answer label-8'><span class='answer'>0<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62398' \/><div class='watu-question-choice'><input type='radio' name='answer-16083[]' id='answer-id-62398' class='answer answer-8 js-answer-label answerof-16083' value='62398' \/>&nbsp;<label for='answer-id-62398' id='answer-label-62398' class='js-answer-label answer label-8'><span class='answer'>6<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62399' \/><div class='watu-question-choice'><input type='radio' name='answer-16083[]' id='answer-id-62399' class='answer answer-8 php-answer-label answerof-16083' value='62399' \/>&nbsp;<label for='answer-id-62399' id='answer-label-62399' class='php-answer-label answer label-8'><span class='answer'>Error<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62400' \/><div class='watu-question-choice'><input type='radio' name='answer-16083[]' id='answer-id-62400' class='answer answer-8 js-answer-label answerof-16083' value='62400' \/>&nbsp;<label for='answer-id-62400' id='answer-label-62400' class='js-answer-label answer label-8'><span class='answer'>-Infinity<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(8,this)' id='btn-8' value='See Answer'  \/><input type='hidden' id='questionType8' value='radio' class=''><\/div><div class='watu-question' id='question-9'><div class='question-content'><p><strong>NEW QUESTION 69<\/strong><br \/>Given the following code:<br \/>Let x =(&#8217;15&#8217; + 10)*2;<br \/>What is the value of a?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16084' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62401' \/><div class='watu-question-choice'><input type='radio' name='answer-16084[]' id='answer-id-62401' class='answer answer-9 php-answer-label answerof-16084' value='62401' \/>&nbsp;<label for='answer-id-62401' id='answer-label-62401' class='php-answer-label answer label-9'><span class='answer'>3020<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62402' \/><div class='watu-question-choice'><input type='radio' name='answer-16084[]' id='answer-id-62402' class='answer answer-9 js-answer-label answerof-16084' value='62402' \/>&nbsp;<label for='answer-id-62402' id='answer-label-62402' class='js-answer-label answer label-9'><span class='answer'>1520<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62403' \/><div class='watu-question-choice'><input type='radio' name='answer-16084[]' id='answer-id-62403' class='answer answer-9 js-answer-label answerof-16084' value='62403' \/>&nbsp;<label for='answer-id-62403' id='answer-label-62403' class='js-answer-label answer label-9'><span class='answer'>50<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62404' \/><div class='watu-question-choice'><input type='radio' name='answer-16084[]' id='answer-id-62404' class='answer answer-9 js-answer-label answerof-16084' value='62404' \/>&nbsp;<label for='answer-id-62404' id='answer-label-62404' class='js-answer-label answer label-9'><span class='answer'>35<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(9,this)' id='btn-9' value='See Answer'  \/><input type='hidden' id='questionType9' value='radio' class=''><\/div><div class='watu-question' id='question-10'><div class='question-content'><p><strong>NEW QUESTION 70<\/strong><br \/>A developer has the function, shown below, that is called when a page loads.<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/JavaScript-Developer-I-3d848e6212e0a08ed28c2837171810df.jpg\"\/><br \/>Where can the developer see the log statement after loading the page in the browser?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16085' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62405' \/><div class='watu-question-choice'><input type='radio' name='answer-16085[]' id='answer-id-62405' class='answer answer-10 php-answer-label answerof-16085' value='62405' \/>&nbsp;<label for='answer-id-62405' id='answer-label-62405' class='php-answer-label answer label-10'><span class='answer'>On the browser JavaScriptconsole<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62406' \/><div class='watu-question-choice'><input type='radio' name='answer-16085[]' id='answer-id-62406' class='answer answer-10 js-answer-label answerof-16085' value='62406' \/>&nbsp;<label for='answer-id-62406' id='answer-label-62406' class='js-answer-label answer label-10'><span class='answer'>On the terminal console running the web server<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62407' \/><div class='watu-question-choice'><input type='radio' name='answer-16085[]' id='answer-id-62407' class='answer answer-10 js-answer-label answerof-16085' value='62407' \/>&nbsp;<label for='answer-id-62407' id='answer-label-62407' class='js-answer-label answer label-10'><span class='answer'>In the browser performance tools log<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62408' \/><div class='watu-question-choice'><input type='radio' name='answer-16085[]' id='answer-id-62408' class='answer answer-10 js-answer-label answerof-16085' value='62408' \/>&nbsp;<label for='answer-id-62408' id='answer-label-62408' class='js-answer-label answer label-10'><span class='answer'>On the webpage console log<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(10,this)' id='btn-10' value='See Answer'  \/><input type='hidden' id='questionType10' value='radio' class=''><\/div><div class='watu-question' id='question-11'><div class='question-content'><p><strong>NEW QUESTION 71<\/strong><br \/>Refer to the code below:<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/Javascript-Developer-I-9991ca4ba5856ba4641c778bbfc9b0ca.jpg\"\/><br \/>What is the output of this function when called with an empty array?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16086' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62409' \/><div class='watu-question-choice'><input type='radio' name='answer-16086[]' id='answer-id-62409' class='answer answer-11 js-answer-label answerof-16086' value='62409' \/>&nbsp;<label for='answer-id-62409' id='answer-label-62409' class='js-answer-label answer label-11'><span class='answer'>Return 0<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62410' \/><div class='watu-question-choice'><input type='radio' name='answer-16086[]' id='answer-id-62410' class='answer answer-11 php-answer-label answerof-16086' value='62410' \/>&nbsp;<label for='answer-id-62410' id='answer-label-62410' class='php-answer-label answer label-11'><span class='answer'>Return 5<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62411' \/><div class='watu-question-choice'><input type='radio' name='answer-16086[]' id='answer-id-62411' class='answer answer-11 js-answer-label answerof-16086' value='62411' \/>&nbsp;<label for='answer-id-62411' id='answer-label-62411' class='js-answer-label answer label-11'><span class='answer'>Return NaN<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62412' \/><div class='watu-question-choice'><input type='radio' name='answer-16086[]' id='answer-id-62412' class='answer answer-11 js-answer-label answerof-16086' value='62412' \/>&nbsp;<label for='answer-id-62412' id='answer-label-62412' class='js-answer-label answer label-11'><span class='answer'>Return Infinity<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(11,this)' id='btn-11' value='See Answer'  \/><input type='hidden' id='questionType11' value='radio' class=''><\/div><div class='watu-question' id='question-12'><div class='question-content'><p><strong>NEW QUESTION 72<\/strong><br \/>Refer to the following code:<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/Javascript-Developer-I-9790d3ff25a21bf74de84bec434c1d47.jpg\"\/><br \/>Which two statement could be inserted at line 17 to enable the function call on line 18?<br \/>Choose 2 answers<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16087' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62413' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16087[]' id='answer-id-62413' class='answer answer-12 php-answer-label answerof-16087' value='62413' \/>&nbsp;<label for='answer-id-62413' id='answer-label-62413' class='php-answer-label answer label-12'><span class='answer'>Object.assign (leo, tony);<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62414' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16087[]' id='answer-id-62414' class='answer answer-12 js-answer-label answerof-16087' value='62414' \/>&nbsp;<label for='answer-id-62414' id='answer-label-62414' class='js-answer-label answer label-12'><span class='answer'>Object.assign (leo. Tiger);<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62415' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16087[]' id='answer-id-62415' class='answer answer-12 php-answer-label answerof-16087' value='62415' \/>&nbsp;<label for='answer-id-62415' id='answer-label-62415' class='php-answer-label answer label-12'><span class='answer'>leo.roar = () =&gt; { console.log(&#8216;They&#8217;re pretty good!&#8217;); );<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62416' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16087[]' id='answer-id-62416' class='answer answer-12 js-answer-label answerof-16087' value='62416' \/>&nbsp;<label for='answer-id-62416' id='answer-label-62416' class='js-answer-label answer label-12'><span class='answer'>leo.prototype.roar = ( ) =&gt;( console.log(&#8216;They&#8217;re pretty good!&#8217;); };<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(12,this)' id='btn-12' value='See Answer'  \/><input type='hidden' id='questionType12' value='checkbox' class=''><\/div><div class='watu-question' id='question-13'><div class='question-content'><p><strong>NEW QUESTION 73<\/strong><br \/>Refer to the following code:<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/Javascript-Developer-I-afed4aff693929b111c1d8b293467d83.jpg\"\/><br \/>What is the value of output on line 11?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16088' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62417' \/><div class='watu-question-choice'><input type='radio' name='answer-16088[]' id='answer-id-62417' class='answer answer-13 js-answer-label answerof-16088' value='62417' \/>&nbsp;<label for='answer-id-62417' id='answer-label-62417' class='js-answer-label answer label-13'><span class='answer'>[1, 2]<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62418' \/><div class='watu-question-choice'><input type='radio' name='answer-16088[]' id='answer-id-62418' class='answer answer-13 js-answer-label answerof-16088' value='62418' \/>&nbsp;<label for='answer-id-62418' id='answer-label-62418' class='js-answer-label answer label-13'><span class='answer'>[&#8221;foo&#8221;, &#8221;bar&#8221;]<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62419' \/><div class='watu-question-choice'><input type='radio' name='answer-16088[]' id='answer-id-62419' class='answer answer-13 js-answer-label answerof-16088' value='62419' \/>&nbsp;<label for='answer-id-62419' id='answer-label-62419' class='js-answer-label answer label-13'><span class='answer'>[&#8221;foo&#8221;:1, &#8221;bar&#8221;:2&#8221;]<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62420' \/><div class='watu-question-choice'><input type='radio' name='answer-16088[]' id='answer-id-62420' class='answer answer-13 php-answer-label answerof-16088' value='62420' \/>&nbsp;<label for='answer-id-62420' id='answer-label-62420' class='php-answer-label answer label-13'><span class='answer'>An error will occur due to the incorrect usage of the for&#8230;of statement on line 07.<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(13,this)' id='btn-13' value='See Answer'  \/><input type='hidden' id='questionType13' value='radio' class=''><\/div><div class='watu-question' id='question-14'><div class='question-content'><p><strong>NEW QUESTION 74<\/strong><br \/>Given the code below:<br \/>01 function GameConsole (name) {<br \/>02 this.name = name;<br \/>03 }<br \/>04<br \/>05 GameConsole.prototype.load = function(gamename) {<br \/>06 console.log( ` $(this.name) is loading a game : $(gamename) &#8230;`);<br \/>07 )<br \/>08 function Console 16 Bit (name) {<br \/>09 GameConsole.call(this, name) ;<br \/>10 }<br \/>11 Console16bit.prototype = Object.create ( GameConsole.prototype) ;<br \/>12 \/\/insert code here<br \/>13 console.log( ` $(this.name) is loading a cartridge game : $(gamename) &#8230;`);<br \/>14 }<br \/>15 const console16bit = new Console16bit(&#8216; SNEGeneziz &#8216;);<br \/>16 console16bit.load(&#8216; Super Nonic 3x Force &#8216;);<br \/>What should a developer insert at line 15 to output the following message using the<br \/>method ?<br \/>&gt; SNEGeneziz is loading a cartridge game: Super Monic 3x Force . . .<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16089' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62421' \/><div class='watu-question-choice'><input type='radio' name='answer-16089[]' id='answer-id-62421' class='answer answer-14 js-answer-label answerof-16089' value='62421' \/>&nbsp;<label for='answer-id-62421' id='answer-label-62421' class='js-answer-label answer label-14'><span class='answer'>Console16bit.prototype.load(gamename) = function() {<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62422' \/><div class='watu-question-choice'><input type='radio' name='answer-16089[]' id='answer-id-62422' class='answer answer-14 php-answer-label answerof-16089' value='62422' \/>&nbsp;<label for='answer-id-62422' id='answer-label-62422' class='php-answer-label answer label-14'><span class='answer'>Console16bit.prototype.load = function(gamename) {<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62423' \/><div class='watu-question-choice'><input type='radio' name='answer-16089[]' id='answer-id-62423' class='answer answer-14 js-answer-label answerof-16089' value='62423' \/>&nbsp;<label for='answer-id-62423' id='answer-label-62423' class='js-answer-label answer label-14'><span class='answer'>Console16bit = Object.create(GameConsole.prototype).load = function<br \/>(gamename) {<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62424' \/><div class='watu-question-choice'><input type='radio' name='answer-16089[]' id='answer-id-62424' class='answer answer-14 js-answer-label answerof-16089' value='62424' \/>&nbsp;<label for='answer-id-62424' id='answer-label-62424' class='js-answer-label answer label-14'><span class='answer'>Console16bit.prototype.load(gamename) {<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(14,this)' id='btn-14' value='See Answer'  \/><input type='hidden' id='questionType14' value='radio' class=''><\/div><div class='watu-question' id='question-15'><div class='question-content'><p><strong>NEW QUESTION 75<\/strong><br \/>Refer to the code below:<br \/>console.log(&#8221;start);<br \/>Promise.resolve(&#8216;Success&#8217;) .then(function(value){<br \/>console.log(&#8216;Success&#8217;);<br \/>});<br \/>console.log(&#8216;End&#8217;);<br \/>What is the output after the code executes successfully?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16090' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62425' \/><div class='watu-question-choice'><input type='radio' name='answer-16090[]' id='answer-id-62425' class='answer answer-15 js-answer-label answerof-16090' value='62425' \/>&nbsp;<label for='answer-id-62425' id='answer-label-62425' class='js-answer-label answer label-15'><span class='answer'>EndStartSuccess<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62426' \/><div class='watu-question-choice'><input type='radio' name='answer-16090[]' id='answer-id-62426' class='answer answer-15 js-answer-label answerof-16090' value='62426' \/>&nbsp;<label for='answer-id-62426' id='answer-label-62426' class='js-answer-label answer label-15'><span class='answer'>StartSuccessEnd<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62427' \/><div class='watu-question-choice'><input type='radio' name='answer-16090[]' id='answer-id-62427' class='answer answer-15 php-answer-label answerof-16090' value='62427' \/>&nbsp;<label for='answer-id-62427' id='answer-label-62427' class='php-answer-label answer label-15'><span class='answer'>StartEndSuccess<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62428' \/><div class='watu-question-choice'><input type='radio' name='answer-16090[]' id='answer-id-62428' class='answer answer-15 js-answer-label answerof-16090' value='62428' \/>&nbsp;<label for='answer-id-62428' id='answer-label-62428' class='js-answer-label answer label-15'><span class='answer'>SuccessStartEnd<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(15,this)' id='btn-15' value='See Answer'  \/><input type='hidden' id='questionType15' value='radio' class=''><\/div><div class='watu-question' id='question-16'><div class='question-content'><p><strong>NEW QUESTION 76<\/strong><br \/>Refer to the following code block:<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/Javascript-Developer-I-5244119660bd73a55d8791e20e21625c.jpg\"\/><br \/>What is the console output?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16091' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62429' \/><div class='watu-question-choice'><input type='radio' name='answer-16091[]' id='answer-id-62429' class='answer answer-16 js-answer-label answerof-16091' value='62429' \/>&nbsp;<label for='answer-id-62429' id='answer-label-62429' class='js-answer-label answer label-16'><span class='answer'>&gt; Better student Jackie got 70% on test.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62430' \/><div class='watu-question-choice'><input type='radio' name='answer-16091[]' id='answer-id-62430' class='answer answer-16 js-answer-label answerof-16091' value='62430' \/>&nbsp;<label for='answer-id-62430' id='answer-label-62430' class='js-answer-label answer label-16'><span class='answer'>&gt; Jackie got 70% on test.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62431' \/><div class='watu-question-choice'><input type='radio' name='answer-16091[]' id='answer-id-62431' class='answer answer-16 js-answer-label answerof-16091' value='62431' \/>&nbsp;<label for='answer-id-62431' id='answer-label-62431' class='js-answer-label answer label-16'><span class='answer'>&gt; Uncaught Reference Error<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62432' \/><div class='watu-question-choice'><input type='radio' name='answer-16091[]' id='answer-id-62432' class='answer answer-16 php-answer-label answerof-16091' value='62432' \/>&nbsp;<label for='answer-id-62432' id='answer-label-62432' class='php-answer-label answer label-16'><span class='answer'>&gt; Better student Jackie got 100% on test.<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(16,this)' id='btn-16' value='See Answer'  \/><input type='hidden' id='questionType16' value='radio' class=''><\/div><div class='watu-question' id='question-17'><div class='question-content'><p><strong>NEW QUESTION 77<\/strong><br \/>Refer to HTML below:<br \/>&lt;div id =&#8221;main&#8221;&gt;<br \/>&lt;div id = &#8221; card-00&#8243;&gt;This card is smaller.&lt;\/div&gt;<br \/>&lt;div id = &#8220;card-01&#8221;&gt;The width and height of this card is determined by its<br \/>contents.&lt;\/div&gt;<br \/>&lt;\/div&gt;<br \/>Which expression outputs the screen width of the element with the ID card-01?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16092' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62433' \/><div class='watu-question-choice'><input type='radio' name='answer-16092[]' id='answer-id-62433' class='answer answer-17 php-answer-label answerof-16092' value='62433' \/>&nbsp;<label for='answer-id-62433' id='answer-label-62433' class='php-answer-label answer label-17'><span class='answer'>document.getElementById(&#8216; card-01 &#8216;).getBoundingClientRest().width<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62434' \/><div class='watu-question-choice'><input type='radio' name='answer-16092[]' id='answer-id-62434' class='answer answer-17 js-answer-label answerof-16092' value='62434' \/>&nbsp;<label for='answer-id-62434' id='answer-label-62434' class='js-answer-label answer label-17'><span class='answer'>document.getElementById(&#8216; card-01 &#8216;).style.width<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62435' \/><div class='watu-question-choice'><input type='radio' name='answer-16092[]' id='answer-id-62435' class='answer answer-17 js-answer-label answerof-16092' value='62435' \/>&nbsp;<label for='answer-id-62435' id='answer-label-62435' class='js-answer-label answer label-17'><span class='answer'>document.getElementById(&#8216; card-01 &#8216;).width<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62436' \/><div class='watu-question-choice'><input type='radio' name='answer-16092[]' id='answer-id-62436' class='answer answer-17 js-answer-label answerof-16092' value='62436' \/>&nbsp;<label for='answer-id-62436' id='answer-label-62436' class='js-answer-label answer label-17'><span class='answer'>document.getElementById(&#8216; card-01 &#8216;).innerHTML.lenght*e<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(17,this)' id='btn-17' value='See Answer'  \/><input type='hidden' id='questionType17' value='radio' class=''><\/div><div class='watu-question' id='question-18'><div class='question-content'><p><strong>NEW QUESTION 78<\/strong><br \/>A Developer wrote the following code to test a sum3 function that takes in an array of numbers and returns the sum of the first three number in the array, The test passes:<br \/>Let res = sum2([1, 2, 3 ]) ;<br \/>console.assert(res === 6 );<br \/>Res = sum3([ 1, 2, 3, 4]);<br \/>console.assert(res=== 6);<br \/>A different developer made changes to the behavior of sum3 to instead sum all of the numbers present in the array. The test passes:<br \/>Which two results occur when running the test on the updated sum3 function ?<br \/>Choose 2 answers<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16093' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62437' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16093[]' id='answer-id-62437' class='answer answer-18 php-answer-label answerof-16093' value='62437' \/>&nbsp;<label for='answer-id-62437' id='answer-label-62437' class='php-answer-label answer label-18'><span class='answer'>The line 02 assertion passes.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62438' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16093[]' id='answer-id-62438' class='answer answer-18 js-answer-label answerof-16093' value='62438' \/>&nbsp;<label for='answer-id-62438' id='answer-label-62438' class='js-answer-label answer label-18'><span class='answer'>The line 02 assertion fails<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62439' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16093[]' id='answer-id-62439' class='answer answer-18 js-answer-label answerof-16093' value='62439' \/>&nbsp;<label for='answer-id-62439' id='answer-label-62439' class='js-answer-label answer label-18'><span class='answer'>The line 05 assertion passes.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62440' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16093[]' id='answer-id-62440' class='answer answer-18 php-answer-label answerof-16093' value='62440' \/>&nbsp;<label for='answer-id-62440' id='answer-label-62440' class='php-answer-label answer label-18'><span class='answer'>The line 05 assertion fails.<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(18,this)' id='btn-18' value='See Answer'  \/><input type='hidden' id='questionType18' value='checkbox' class=''><\/div><div class='watu-question' id='question-19'><div class='question-content'><p><strong>NEW QUESTION 79<\/strong><br \/>A developer wrote the following code to test a sum3 function that takes in an array of numbers and returns the sum of the first three numbers in the array. The test passes:<br \/><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/uploads\/2026\/02\/Javascript-Developer-I-62aa11cbbdff34b71939d117ff3fcda7.jpg\"\/><br \/>A different developer made changes to the behavior of sum3 to instead sum all of the number present In the array.<br \/>Which two results occur when running the test on the updated sum3 function?<br \/>Choose 2 answers<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16094' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62441' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16094[]' id='answer-id-62441' class='answer answer-19 php-answer-label answerof-16094' value='62441' \/>&nbsp;<label for='answer-id-62441' id='answer-label-62441' class='php-answer-label answer label-19'><span class='answer'>The line 02 assertion passes.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62442' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16094[]' id='answer-id-62442' class='answer answer-19 js-answer-label answerof-16094' value='62442' \/>&nbsp;<label for='answer-id-62442' id='answer-label-62442' class='js-answer-label answer label-19'><span class='answer'>The line 02 assertion fails.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62443' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16094[]' id='answer-id-62443' class='answer answer-19 js-answer-label answerof-16094' value='62443' \/>&nbsp;<label for='answer-id-62443' id='answer-label-62443' class='js-answer-label answer label-19'><span class='answer'>The line 05 assertion passes.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62444' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16094[]' id='answer-id-62444' class='answer answer-19 php-answer-label answerof-16094' value='62444' \/>&nbsp;<label for='answer-id-62444' id='answer-label-62444' class='php-answer-label answer label-19'><span class='answer'>The line 05 assertion fails.<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(19,this)' id='btn-19' value='See Answer'  \/><input type='hidden' id='questionType19' value='checkbox' class=''><\/div><div class='watu-question' id='question-20'><div class='question-content'><p><strong>NEW QUESTION 80<\/strong><br \/>Which statement accurately describes the behavior of the async \/swait keywords?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16095' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62445' \/><div class='watu-question-choice'><input type='radio' name='answer-16095[]' id='answer-id-62445' class='answer answer-20 js-answer-label answerof-16095' value='62445' \/>&nbsp;<label for='answer-id-62445' id='answer-label-62445' class='js-answer-label answer label-20'><span class='answer'>The associated class contains some asynchronous functions.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62446' \/><div class='watu-question-choice'><input type='radio' name='answer-16095[]' id='answer-id-62446' class='answer answer-20 php-answer-label answerof-16095' value='62446' \/>&nbsp;<label for='answer-id-62446' id='answer-label-62446' class='php-answer-label answer label-20'><span class='answer'>The associated function will always return a promise.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62447' \/><div class='watu-question-choice'><input type='radio' name='answer-16095[]' id='answer-id-62447' class='answer answer-20 js-answer-label answerof-16095' value='62447' \/>&nbsp;<label for='answer-id-62447' id='answer-label-62447' class='js-answer-label answer label-20'><span class='answer'>The associated function can only be called via asynchronous methods.<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62448' \/><div class='watu-question-choice'><input type='radio' name='answer-16095[]' id='answer-id-62448' class='answer answer-20 js-answer-label answerof-16095' value='62448' \/>&nbsp;<label for='answer-id-62448' id='answer-label-62448' class='js-answer-label answer label-20'><span class='answer'>The associated function sometimes returns a promise.<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(20,this)' id='btn-20' value='See Answer'  \/><input type='hidden' id='questionType20' value='radio' class=''><\/div><div class='watu-question' id='question-21'><div class='question-content'><p><strong>NEW QUESTION 81<\/strong><br \/>A test has a dependency on database. query. During the test, the dependency is replaced with an object called database with the method,<br \/>Calculator query, that returns an array. The developer does not need to verify how many times the method has been called.<br \/>Which two test approaches describe the requirement?<br \/>Choose 2 answers<\/p>\n<\/div><input type='hidden' name='question_id[]' value='16096' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62449' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16096[]' id='answer-id-62449' class='answer answer-21 php-answer-label answerof-16096' value='62449' \/>&nbsp;<label for='answer-id-62449' id='answer-label-62449' class='php-answer-label answer label-21'><span class='answer'>White box<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62450' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16096[]' id='answer-id-62450' class='answer answer-21 js-answer-label answerof-16096' value='62450' \/>&nbsp;<label for='answer-id-62450' id='answer-label-62450' class='js-answer-label answer label-21'><span class='answer'>Stubbing<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62451' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16096[]' id='answer-id-62451' class='answer answer-21 js-answer-label answerof-16096' value='62451' \/>&nbsp;<label for='answer-id-62451' id='answer-label-62451' class='js-answer-label answer label-21'><span class='answer'>Black box<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='62452' \/><div class='watu-question-choice'><input type='checkbox' name='answer-16096[]' id='answer-id-62452' class='answer answer-21 php-answer-label answerof-16096' value='62452' \/>&nbsp;<label for='answer-id-62452' id='answer-label-62452' class='php-answer-label answer label-21'><span class='answer'>Substitution<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(21,this)' id='btn-21' value='See Answer'  \/><input type='hidden' id='questionType21' value='checkbox' class=''><\/div><div style='display:none' id='question-22'><br \/><div class='question-content'><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/plugins\/watu\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading ...\" title=\"Loading ...\" \/>&nbsp;Loading &#8230;<\/div><\/div><br \/>\n<input type=\"button\" name=\"action\" onclick=\"Watu.submitResult()\" id=\"action-button\" style=\"margin:0 auto 20px auto;\" value=\"View Results\"  class=\"watu-submit-button\" \/>\n<input type=\"hidden\" name=\"no_ajax\" value=\"0\"><input type=\"hidden\" name=\"quiz_id\" value=\"819\" \/>\n<input type=\"hidden\" id=\"watuStartTime\" name=\"start_time\" value=\"2026-09-23 10:44:56\" \/>\n<\/form>\n<\/div>\n<div id=\"watu-loading-result\" style=\"display:none;\">\n\t<p align=\"center\"><img decoding=\"async\" src=\"https:\/\/exam.real4prep.com\/wp-content\/plugins\/watu\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading\" title=\"Loading\" \/><\/p>\n<\/div>\t\n<script type=\"text\/javascript\">\nvar exam_id=0;\nvar question_ids='';\nvar watuURL='';\njQuery(function($){\nquestion_ids = \"16076,16077,16078,16079,16080,16081,16082,16083,16084,16085,16086,16087,16088,16089,16090,16091,16092,16093,16094,16095,16096\";\nexam_id = 819;\nWatu.exam_id = exam_id;\nWatu.qArr = question_ids.split(',');\nWatu.post_id = 2063;\nWatu.singlePage = '1';\nWatu.hAppID = \"0.31257700 1790160296\";\nwatuURL = \"https:\/\/exam.real4prep.com\/wp-admin\/admin-ajax.php\";\nWatu.noAlertUnanswered = 0;\n});\n\nfunction showanswer1(e,q) {\n\tvar check = new Array();\n\tjQuery('.answer-' + e).each(function (i) {\n\t\tcheck.push(this.checked)\n\t})\n\tlet textval = jQuery('.watu-textarea-' + e).val()\n\tif (jQuery.inArray(true, check) >= 0 || textval !== '' && textval !== undefined) {\n\t\tjQuery(q).stop().fadeOut(300)\n\t\tjQuery('.php-answer-label.label-' + e).addClass(\n\t\t\t'correct-answer'\n\t\t)\n\t\tjQuery('.answer-' + e).each(function (i) {\n\t\t\tif (this.checked && this.className.match(\/js\\-answer\/)) {\n\t\t\t\tvar number = this.id.toString().replace(\/\\D\/g, '')\n\t\t\t\tif (number) {\n\t\t\t\t\tjQuery('#answer-label-' + number).addClass('user-answer')\n\t\t\t\t}\n\t\t\t}\n\t\t})\n\t\tjQuery(q).siblings('.show-question-feedback').stop().fadeIn(300)\n\t\ttextval = ''\n\t} else if (textval == '' || textval == undefined){\n\t\t\/\/jQuery(\".hint\").stop().fadeIn(300)\n\t\talert('Please first answer the question');\n\t}\n}\nvar btnisshow = jQuery(\".php-answer-label\").length\nif (btnisshow > 0) {\n\tjQuery('.showchecked').show()\n} else {\n\tjQuery('.showchecked').hide()\n}\n<\/script>\n<p><strong>Prepare Important Exam with JavaScript-Developer-I Exam Dumps: <a href=\"https:\/\/www.real4prep.com\/JavaScript-Developer-I-exam.html\" target=\"_blank\">https:\/\/www.real4prep.com\/JavaScript-Developer-I-exam.html<\/a><\/strong><\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>Real Salesforce JavaScript-Developer-I Exam Questions Study Guide Updated and Accurate JavaScript-Developer-I Questions for passing the exam Quickly Salesforce JavaScript-Developer-I Exam is an essential certification for anyone who&#8230; 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