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
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
Stefan
Thank you so much Cramkey I passed my exam today due to your highly up to date dumps.
Ocean Mar 18, 2026
Agree….Cramkey Dumps are constantly updated based on changes in the exams. They also have a team of experts who regularly review the materials to ensure their accuracy and relevance. This way, you can be sure you're studying the most up-to-date information available.
Kylo
What makes Cramkey Dumps so reliable? Please guide.
Sami Mar 9, 2026
Well, for starters, they have a team of experts who are constantly updating their material to reflect the latest changes in the industry. Plus, they have a huge database of questions and answers, which makes it easy to study and prepare for the exam.
Melody
My experience with Cramkey was great! I was surprised to see that many of the questions in my exam appeared in the Cramkey dumps.
Colby Mar 13, 2026
Yes, In fact, I got a score of above 85%. And I attribute a lot of my success to Cramkey's dumps.
Ivan
I tried these dumps for my recent certification exam and I found it pretty helpful.
Elis Mar 14, 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.
Cecilia
Yes, I passed my certification exam using Cramkey Dumps.
Helena Mar 9, 2026
Great. Yes they are really effective
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