PDII Self-Study Guide for Becoming an Salesforce Certified Platform Developer II (PDII) Expert [Q88-Q103]

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PDII Self-Study Guide for Becoming an Salesforce Certified Platform Developer II (PDII) Expert

PDII Study Guide Realistic Verified PDII Dumps

Q88. JavaScript remote actions need be either a _______ or _______ class and must be _______.

Public or global and must be static.

Private or global and must be static.

Public or TestVisible and must be static.

Q89. Refer to the Aura component below:

A developer receives complaints that the component loads slowly.
Which change can the developer implement to make the component perform faster?

Change the type of contactInfo to “Map”.

Move the contents of <c: contactInfo into the componant.

Add a change event handler for showContactInfo.

Change the default for showContactInfo to “False.

Q90. A developer gets an error saying ‘Maximum Trigger Depth Exceeded.’
What is a possible reason to get this error message?

A trigger is recursively invoked more than 16 times.

The SOQL governor limits are being hit.

There are numerous DML operations in the trigger logic.

A flow trigger was included too many times.

Q91. A developer created a Lightning web component that uses a lightning-record-edit-form to collect information about Leads. Users complain that they only see one error message at a time about their input when trying to save a Lead record.
What is the recommended approach to perform validations on more than one field, and display multiple error messages simultaneously with minimal JavaScript intervention?

Try/catch/finally block

External JavaScript library

Validation rules

Apex trigger

Q92. A developer implemented a custom data table in a Lightning web component with filter functionality.
However, users are submitting support tickets about long load times when the filters are changed. The component uses an Apex method that is called to query for records based on the selected filters.
What should the developer do to improve performance of the component?

Return all records into a list when the component is created and filter the array In JavaScript.

Use a selective SOQL query with a custom Index.

Use SOSL to query the records on filter change.

Use setstoraclel() in the Apex method to store the response In the client-side cache.

Q93. A developer Is tasked with ensuring that email addresses entered into the system for Contacts and for a Custom Object called Survey_Response__c do not belong to a list of blacklisted domains. The list of blacklisted domains will be stored In a custom object for ease of maintenance by users. Note that the Survey_Response__c object is populated via a custom visualforce page.
What is the optimal way to implement this?

Implement the logic in an Apex trigger on Contact and also implement the logic within the Custom visualforce page controller.

Implement the logic in the Custom Visualforce page controller and call that method from an Apex trigger on Contact.

Implement the logic in a helper class that is called by an Apex trigger on Contact and from the Custom Visualforce page controller.

Implement the logic in a Validation Rule on the Contact and a validation Rule on the Survey_Response__c object.

Q94. A Lightning Component has a section that displays some information about an Account and it works well on the desktop, but users have to scroll horizontally to see the Description field output on their mobile devices and tablets.

Which option has the changes to make the component responsive for mobile and tablet devices?

Q95. A company has an Apex process that makes multiple extensive database operations and web service callouts. The database processes and web services can take a long time to run and must be run sequentially.
How should the developer write this Apex code without running into running into governor limits and system limitations?

Use multiple @future methods for each process and callout

Use Apex Scheduler to schedule each process

Use Queueable Apex to chain the jobs to run sequentially

Use Limits class to stop entire process once governor limits are reached

Q96. A developer receives a LimitException: Too many query rows: 50001 error when running code. What debugging approach using the Developer Console provides the fastest and most accurate mechanism to identify a specific component that may be returning an unexpected number of rows?

Count the number of Row Limit warning messages in the Debug Logs.

Add System.debug (System.getoueryRows () to the code to track SOQL usage.

Filter the Debug Log on SOQL_EXECUTE_END statements to track the results of each SOQL Query.

Use the Execution Overview to see the number of rows returned by each Executed Unit.

Q97. An Apex class does not achieve expected code coverage. The testsetup method explicitly calls a method in the Apex class.
How can the developer generate the code coverage?

Call the Apex class method from a testMethod instead of the testsetup method.

Verify the user has permissions passing a user into system.runAs ().

Use system.aasert () in testSetup to verify the values are being returned.

Add @testvisibie to the method in the class the developer is testing.

Q98. A developer created a JavaScript library that simplifies the development of repetitive tasks and features and uploaded the library as a static resource called rsutils in Salesforce. Another developer is coding a new Lightning web component (LWC) and wants to leverage the library, Which statement properly loads the static resource within the LWC?

import jsUtilities from ‘@salesforce/rescurceUr1/jaUtiles’;

<lightning-require scripts=”{|$Resource,jaUtils}”/>

const jsUtilivy = SA.get{‘SResource.isUtils’);

impore {jsUtilities} from ‘@salasforce/resourceUrl/jsUtils’;

Q99. global with sharing class MyRemoter {
public String accountName { get; set; }
public static Account account { get; set; }
public AccountRemoter() {}
@RemoteAction
global static Account getAccount(String accountName) {
account = [SELECT Id, Name, NumberOfEmployees
FROM Account WHERE Name = :accountName];
return account;
}
}
Consider the Apex class above that defines a RemoteAction used on a Visualforce search page.
Which code snippet will assert that the remote action returned the correct Account?
Account a = controller.getAccount(‘TestAccount’);

System.assertEquals( ‘TestAccount’, a.Name );
MyRemoter remote = new MyRemoter();

Account a = remote.getAccount(‘TestAccount’);
System.assertEquals( ‘TestAccount’, a.Name );
MyRemoter remote = new MyRemoter(‘TestAccount’);

Account a = remote.getAccount ();
System.assertEquals( ‘TestAccount’, a.Name );
Account a = MyRemoter.getAccount(‘TestAccount’);

System.assertEquals( ‘TestAccount’, a.Name );

Q100. When testing batch classes, what must a developer do? (Choose two.)

Use seeAIIData=true

Encapsulate code in Test.startTestQ and Test.stopTestQ

Call the class* “execute” method

Limit the amount of records you test to < 200

Q101. Universal Containers (UC) has enabled the translation workbench and has translated picklist values. UC has a custom multi-select picklist field, Product__c, on the Account object that allows sales reps to specify which of UC’s products an Account already has. A developer is tasked with writing an Apex method that retrieves Account records, including the Product_c field.
What should the developer do to ensure the value of Products__c is in the current user’s language?

Use tolabel ducts__c) in the fields list of the SOQL query.

Set the locale on each record in the SOQL result list.

Call the translate method on each record in the SOQL result list.

Use the Locale clause in the SOQL query.

Q102. A developer is asked to look into an issue where a scheduled Apex is running into DML limits. Upon investigation, the developer finds that the number of records processed by the scheduled Apex has recently increased to more than 10,000.
What should the developer do to eliminate the limit exception error?

Use the @future annotation.

Implement the Bathable interface.

Use platform events.

Implement the Queueable interface.

Q103. A developer is creating a Lightning web component that displays a list of records in a lightning-datatable.
After saving a new record to the database, the list is not updating,

What should the developer change in the code above for this to happen?

Create a new variable to store the result and annotate it with @track.

Call refreshApex () On this .data.

Create a variable to store the result and call refreshApex ()

Add the @track decorator to the data variable.

Salesforce PDII certification exam covers a wide range of topics, including Apex programming, Salesforce Lightning Platform, integration, security, data modeling, and testing. It is a challenging exam that requires a strong understanding of the Salesforce platform, programming concepts, and development best practices. To pass the exam, candidates need to score at least 69% on the 60 multiple-choice questions and complete four programming assignments within a time limit of 120 minutes.

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PDII Self-Study Guide for Becoming an Salesforce Certified Platform Developer II (PDII) Expert [Q88-Q103]

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