Salesforce Salesforce Certifications PDII Questions & Answers

• Question 51:

  Refer to the markup below:

  A Lightning web component displays the Account name and two custom fields out of 275 that exist on the object. The developer receives complaints that the component performs slowly.

  What can the developer do to improve the performance?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: C

• Question 52:

  A developer is building a Lightning web component to get data from an Apex method called getData that takes a parameter, name. The data should be retrieved when the user clicks the Load Data button.

  Exhibit.

  

  What must be added to get the data?

  A. Add @wire(getData, (name: $name')} to the account field and this, account = getData ( ) ; to t loadData ( ) function.

  B. Add this, account = getData (this,name); to the loadData ( ) function.

  C. Add getData ({ name; this,name}) , then (result=> { this.account = result}) to the LeadData ( ) function.

  D. Add @wire(getData, {name: $name'}) to the account field and delete loadData ( ) because it is not needed.

  Correct Answer: C

• Question 53:

  Salesforce users consistently receive a "Maximum trigger depth exceeded" error when saving m Account.

  How can a developer fix this error?

  A. Split the trigger logic into two separate triggers.

  B. Modify the trigger to use the isMultiThread=true annotation.

  C. Convert trigger to use the uture annotation, and chain any subsequent trigger invocations to the Account object.

  D. Use a helper class to set a Boolean to TRUE the first time a trigger is fired, and then; modify the trigger to only fire when modify the trigger to only fire when the Boolean is FALSE.

  Correct Answer: D

• Question 54:

  Assuming the CreateOneAccount class creates one account and implements the Queuetable interface, which syntax tests the Apex code?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: B

• Question 55:

  A developer created an Apex class that makes outbound RESTful callout. The following was created to send a fake response in Apex test methods.

  

  Which method can be called to return this fake response in the test methods?

  A. TestsetMock

  B. TestcreateStub

  C. testSetup

  D. Test.setTestData

  Correct Answer: A

• Question 56:

  Exhibit.

  

  A developer created a JavaScript function as a part of a Lightning web component (LWC) that surfaces information... about leads by imperatively calling getFetchLeadList when certain criteria are met.

  What are these changes the developer should implement in the Apex class above to ensure the LWC can displ... data efficiently while preserving security?

  Choose 3 answers

  A. Annotate the Apex method with gAuraEnabled-

  B. Annotate the Apex method with 8AuraEnabl (Cacheable-true).

  C. Use the WITH SECURITY_ENFORCED clause within the SOQL query.

  D. Implement the with sharing keyword in the class declaration.

  E. Implement the without sharing keyword in the class declaration.

  Correct Answer: BCD

• Question 57:

  A developer 15 tasked with creating an application-centric feature on which end-users can access and update information. This feature must be available in lightning Experience while working seamlessly in multiple device form factors, such as desktops, phones, and tablets. Additionally, the feature must support Addressable URL Tabs and interact with the Salesforce Console APIs.

  What arm two approaches a developer can take to build the application and support the business requirements ^

  Choose 2 answers

  A. Create the application using Aura Components wrapped in Lightning Web Components.

  B. Create the application using Lightning web Components wrapped in Aura Components.

  C. Create application using Aura Components.

  D. Create the application using Lightning Experience Builder.

  Correct Answer: BC

• Question 58:

  A lead developer is creating tests for a Lightning web component. The component re-renders when a property called bypassSelection changes its value.

  What should the developer use to test that the component re-renders successfully when the property changes?

  A. Window.setInterval()

  B. Window.setState()

  C. dispatchEvent (new CustomEvent(`bypassSelection'))

  D. Promise.resolve()

  Correct Answer: A

• Question 59:

  Which code statement includes an Apex method named updateAccount in the class AccountController for use in a Lightning web component?

  A. Import updateAccounts from AccountController';

  B. Import updateAccounts from @salesforceapexAccountControllerupdateAccounts';

  C. Import updateAccounts from @salesforceapex AccountController';

  D. Import updateAccounts from AccountControllerupdateAccount';

  Correct Answer: C

• Question 60:

  Which tag should a developer use to display different text while an is executing versus not executing?

  A.

  B.

  C.

  D.

  Correct Answer: A