Spring Sale Limited Time 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: get65

Salesforce Updated JavaScript-Developer-I Exam Questions and Answers by brayden

Page: 7 / 8

Salesforce JavaScript-Developer-I Exam Overview :

Exam Name: Salesforce Certified JavaScript Developer (JS-Dev-101)
Exam Code: JavaScript-Developer-I Dumps
Vendor: Salesforce Certification: Salesforce Developer
Questions: 219 Q&A's Shared By: brayden
Question 28

A developer copied a JavaScript object:

Questions 28

How does the developer access dan's forstName,lastName? Choose 2 answers

Options:

A.

dan,name

B.

dan,firstname ( ) + dan, lastName ( )

C.

dan, firstName = dan.lastName

D.

dan,name ( )

Discussion
Question 29

A developer at Universal Containers is creating their new landing page based on HTML, CSS, and JavaScript. The website includes multiple external resources that are loaded when the page is opened.

To ensure that visitors have a good experience, a script named personalizeWebsiteContent needs to be executed when the webpage is loaded and there is no need to wait for the resources to be available.

Which statement should be used to call personalizeWebsiteContent based on the above business requirement?

Options:

A.

windows,addEventListener('load', personalizeWebsiteContent);

B.

windows,addEventListener('DOMContent Loaded ', personalizeWebsiteContent);

C.

windows,addEventListener('onload', personalizeWebsiteContent);

D.

windows,addEventListener('onDOMCContentLoaded', personalizeWebsiteContent);

Discussion
Question 30

developer creates a new web server that uses Node.js. It imports a server library that

uses events and callbacks for handling server functionality.

The server library is imported with require and is made available to the code by a

variable named server. The developer wants to log any issues that the server has while booting

up.

Given the code and the information the developer has, which code logs an error at boost

with an event?

Options:

A.

Server.catch ((server) => {

console.log(‘ERROR’, error);

});

B.

Server.error ((server) => {

console.log(‘ERROR’, error);

});

C.

Server.on (‘error’, (error) => {

console.log(‘ERROR’, error);

});

D.

Try{

server.start();

} catch(error) {

console.log(‘ERROR’, error);

}

Discussion
Annabel
I recently used them for my exam and I passed it with excellent score. I am impressed.
Amirah Jan 2, 2026
I passed too. The questions I saw in the actual exam were exactly the same as the ones in the Cramkey Dumps. I was able to answer the questions confidently because I had already seen and studied them.
Ivan
I tried these dumps for my recent certification exam and I found it pretty helpful.
Elis Jan 12, 2026
Agree!!! The questions in the dumps were quite similar to what came up in the actual exam. It gave me a good idea of the types of questions to expect and helped me revise efficiently.
Ella-Rose
Amazing website with excellent Dumps. I passed my exam and secured excellent marks!!!
Alisha Jan 7, 2026
Extremely accurate. They constantly update their materials with the latest exam questions and answers, so you can be confident that what you're studying is up-to-date.
Lois
I passed my exam with wonderful score. Their dumps are 100% valid and I felt confident during the exam.
Ernie Jan 7, 2026
Absolutely. The best part is, the answers in the dumps were correct. So, I felt confident and well-prepared for the exam.
Question 31

developer uses the code below to format a date.

Questions 31

After executing, what is the value of formattedDate?

Options:

A.

May 10, 2020

B.

June 10, 2020

C.

October 05, 2020

D.

November 05, 2020

Discussion
Page: 7 / 8

JavaScript-Developer-I
PDF

$36.75  $104.99

JavaScript-Developer-I Testing Engine

$43.75  $124.99

JavaScript-Developer-I PDF + Testing Engine

$57.75  $164.99