Most Recent Salesforce Javascript-Developer-I Exam Questions & Answers

Prepare for the Salesforce Certified JavaScript Developer I exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Salesforce Javascript-Developer-I exam and achieve success.

The questions for Javascript-Developer-I were last updated on Jan 3, 2025.

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Question No. 1

Which three options show valid methods for creating a fat arrow function?

Choose 3 answers

Ax => ( console.log(' executed ') ; )

B[ ] => ( console.log(' executed ') ;)

C( ) => ( console.log(' executed ') ;)

DX,y,z => ( console.log(' executed ') ;)

E(x,y,z) => ( console.log(' executed ') ;)

Show Answer

Correct Answer: A, E

Question No. 2

developer uses the code below to format a date.

After executing, what is the value offormattedDate?

AMay 10, 2020

BJune 10, 2020

COctober 05, 2020

DNovember 05, 2020

Show Answer

Correct Answer: B

Question No. 3

developer publishes a new version of a package with new features that do not break

backward compatibility. The previous version number was 1.1.3.

Following semantic versioning format, what should the new package version number

be?

A2.0.0

B1.2.3

C1.1.4

D1.2.0

Show Answer

Correct Answer: A

Question No. 4

Given the code below:

Setcurrent URL ();

console.log('The current URL is: ' +url );

functionsetCurrentUrl() {

Url = window.location.href:

What happens when the code executes?

AThe url variable has local scope and line 02 throws an error.

BThe url variable has global scope and line 02 executes correctly.

CThe url variable has global scope and line 02 throws an error.

DThe url variable has local scope and line 02 executes correctly.

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Correct Answer: B

Question No. 5

Which statement accurately describes the behaviour of the async/ await keyworks ?

AThe associated class contains some asynchronous functions.

BThe associated function will always return a promise

CTheassociated function can only be called via asynchronous methods

DThe associated sometimes returns a promise.

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Correct Answer: D

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