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Salesforce JavaScript-Developer-I Exam With Confidence Using Practice Dumps

Exam Code:
JavaScript-Developer-I
Exam Name:
Salesforce Certified JavaScript Developer (JS-Dev-101)
Certification:
Salesforce Developer
Vendor:
Salesforce
Questions:
219
Last Updated:
Feb 24, 2026
Exam Status:
Stable
Salesforce JavaScript-Developer-I

JavaScript-Developer-I: Salesforce Developer Exam 2025 Study Guide Pdf and Test Engine

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Salesforce Certified JavaScript Developer (JS-Dev-101) Questions and Answers

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Question 1

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?

Options:

A.

2.0.0

B.

1.2.3

C.

1.1.4

D.

1.2.0

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Question 2

Refer to the HTML below:

Which JavaScript statement results in changing “ The Lion.”?

Options:

A.

document.querySelectorAll(‘$main $TONY’).innerHTML = ’“ The Lion

B.

document.querySelector(‘$main li:second-child’).innerHTML = “ The Lion ’;

C.

document.querySelector(‘$main li.Tony’).innerHTML = ’“ The Lion ’;

D.

document.querySelector(‘$main li:nth-child(2)’),innerHTML = “ The Lion. ’;

Question 3

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, and the test passes.

A different developer made changes to the behavior of sum3 to instead sum only the first two numbers present in the array.

Which two results occur when running this test on the updated sum3 function?

Choose 2 answers

Options:

A.

The line 05 assertion passes.

B.

The line 02 assertion passes.

C.

The line 02 assertion fails.

D.

The line 05 assertion fails.

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