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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 I (WI25)
Certification:
Salesforce Developer
Vendor:
Salesforce
Questions:
215
Last Updated:
Apr 30, 2025
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 I (WI25) Questions and Answers

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Question 1

Refer to HTML below:

This card is smaller.

The width and height of this card is determined by its

contents.

Which expression outputs the screen width of the element with the ID card-01?

Options:

A.

document.getElementById(‘ card-01 ’).getBoundingClientRest().width

B.

document.getElementById(‘ card-01 ’).style.width

C.

document.getElementById(‘ card-01 ’).width

D.

document.getElementById(‘ card-01 ’).innerHTML.lenght*e

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Question 2

A test has a dependency on database. query. During the test, the dependency is replaced with an object called database with the method,

Calculator query, that returns an array. The developer does not need to verify how many times the method has been called.

Which two test approaches describe the requirement?

Choose 2 answers

Options:

A.

White box

B.

Stubbing

C.

Black box

D.

Substitution

Question 3

A developer writes the code below to return a message to a user attempting to register a new username. If the username is available, a variable named nag is declared and assigned a value on line 03.

What is the value of msg when getAvailableabilityMessage (“newUserName”) is executed and get Availability (“newUserName”) returns true?

Options:

A.

"msg is not defined"

B.

"newUserName"

C.

"User-name available"

D.

undefined

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