Pre-Summer Sale Limited Time 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: 65pass65

JavaScript-Developer-I Salesforce Certified JavaScript Developer (JS-Dev-101) is now Stable and With Pass Result | Test Your Knowledge for Free

Exams4sure Dumps

JavaScript-Developer-I Practice Questions

Salesforce Certified JavaScript Developer (JS-Dev-101)

Last Update 2 days ago
Total Questions : 219

Dive into our fully updated and stable JavaScript-Developer-I practice test platform, featuring all the latest Salesforce Developer exam questions added this week. Our preparation tool is more than just a Salesforce study aid; it's a strategic advantage.

Our free Salesforce Developer practice questions crafted to reflect the domains and difficulty of the actual exam. The detailed rationales explain the 'why' behind each answer, reinforcing key concepts about JavaScript-Developer-I. Use this test to pinpoint which areas you need to focus your study on.

JavaScript-Developer-I PDF

JavaScript-Developer-I PDF (Printable)
$43.75
$124.99

JavaScript-Developer-I Testing Engine

JavaScript-Developer-I PDF (Printable)
$50.75
$144.99

JavaScript-Developer-I PDF + Testing Engine

JavaScript-Developer-I PDF (Printable)
$63.7
$181.99
Question # 31

Refer to the code below:

function foo () {

const a =2;

function bat() {

console.log(a);

}

return bar;

}

Why does the function bar have access to variable a ?

Options:

A.  

Inner function’s scope

B.  

Hoisting

C.  

Outer function’s scope

D.  

Prototype chain

Discussion 0
Question # 32

A developer wants to use a module named universalContainersLib and then call functions from it.

How should a developer import every function from the module and then call the functions foo and bar?

Options:

A.  

import * from '/path/universalContainersLib.js';

universalContainersLib. foo ()7

universalContainersLib.bar ();

B.  

import {foo,bar} from '/path/universalCcontainersLib.js';

foo():

bar()?

C.  

import all from '/path/universalContainersLib.js';

universalContainersLib.foo();

universalContainersLib.bar ();

D.  

import * as lib from '/path/universalContainersLib.js';

lib.foo();

lib. bar ();

Discussion 0
Question # 33

A developer creates a class that represents a blog post based on the requirement that a

Post should have a body author and view count.

The Code shown Below:

Class Post {

// Insert code here

This.body =body

This.author = author;

this.viewCount = viewCount;

}

}

Which statement should be inserted in the placeholder on line 02 to allow for a variable to be set

to a new instanceof a Post with the three attributes correctly populated?

Options:

A.  

super (body, author, viewCount) {

B.  

Function Post (body, author, viewCount) {

C.  

constructor (body, author, viewCount) {

D.  

constructor() {

Discussion 0
Get JavaScript-Developer-I dumps and pass your exam in 24 hours!

Free Exams Sample Questions