Free Salesforce Javascript-Developer-I Exam Actual Questions

The questions for Javascript-Developer-I were last updated On Apr 27, 2025

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Question No. 1

A developer implements a function that adds a few values.

Function sum(num) {

If (num == undefined) {

Num =0;

}

Return function( num2, num3){

If (num3 ===undefined) {

Num3 =0 ;

}

Return num + num2 + num3;

}

}

Which three options can the developer invoke for this function to get a return value of 10 ?

Choose 3 answers

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Correct Answer: C, D

Question No. 2

Why would a developerspecify a package.jason as a developed forge instead of a dependency ?

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Correct Answer: B

Question No. 3

Given the requirement to refactor the code above to JavaScript class format, which class

definition is correct?

A)

B)

C)

D)

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Correct Answer: A

Question No. 4

Considering the implications of 'use strict' on line 04, which three statements describe the execution of the code?

Choose 3 answers

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Correct Answer: A, C, E

Question No. 5

Refer to the code below:

const event = new CustomEvent(

//Missing Code

);

obj.dispatchEvent(event);

A developer needs to dispatch a custom event called update to send information about

recordId.

Which two options could a developer insert at the placeholder in line 02 to achieve this?

Choose 2 answers

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Correct Answer: A, D