Pre-Summer 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
Erik
Hey, I have passed my exam using Cramkey Dumps?
Freyja Mar 13, 2026
Really, what are they? All come in your pool? Please give me more details, I am going to have access their subscription. Please brother, give me more details.
Amy
I passed my exam and found your dumps 100% relevant to the actual exam.
Lacey Mar 14, 2026
Yeah, definitely. I experienced the same.
Nylah
I've been looking for good study material for my upcoming certification exam. Need help.
Dolly Mar 21, 2026
Then you should definitely give Cramkey Dumps a try. They have a huge database of questions and answers, making it easy to study and prepare for the exam. And the best part is, you can be sure the information is accurate and relevant.
Georgina
I used Cramkey Dumps to prepare for my recent exam and I have to say, they were a huge help.
Corey Mar 16, 2026
Really? How did they help you? I know these are the same questions appears in exam. I will give my try. But tell me if they also help in some training?
Billy
It was like deja vu! I was confident going into the exam because I had already seen those questions before.
Vincent Mar 18, 2026
Definitely. And the best part is, I passed! I feel like all that hard work and preparation paid off. Cramkey is the best resource for all students!!!
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
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