Free Salesforce Plat-Dev-301 Exam Questions

Become Salesforce Certified with updated Plat-Dev-301 exam questions and correct answers

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Total 455 Questions | Updated On: Jan 28, 2026

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Question 1

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 8AuraEnabld (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.

Answer: B,C,D

Question 2

Which of the following object types can be used with a Web Service?

A : Maps

B : Sets

C : Pattern objects

D : Matcher objects

E : Lists

F : Exception objects

Answer: A

Question 3

Which three actions must be completed in a Lightning web component for a JavaScript file in a static resource to be loaded?Choose 3 answers

A : Reference the static resource in a < script > tag.

B : Import the static resource.

C : Import a method from the platformftesourceLoader,

D : Call loadscript.

E : Append the static resource to the DOM.

Answer: B,C,D

Question 4

A developer wants to call an Apex Server-side Controller from a Lightning Aura Component. What are two limitations to the data being returned by the Controller? Choose 2 answers

A : A Lists of Custom Apex Classes cannot be returned by Apex Controllers called by Lightning Aura Components.

B : Basic data types are supported, but defaults, such as maximum size for a number, are defined by the objects that they map to.

C : A custom Apex Class can be returned, but only the values of public instance properties and methods annotated with @AuraEnabled are serialized and returned.

D : Only Basic data types and sObjects are supported as return types for Apex Controllers called by Lightning Aura Components.

Answer: B,C

Question 5

Which method should be used to convert a Date to a String in the current user's locale?

A : Date.format

B : Date.parse

C : String.format

D : String. valueOf

Answer: A

Page: 1 / 91

Total 455 Questions | Updated On: Jan 28, 2026

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