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High JavaScript-Developer-I Quality, Exam JavaScript-Developer-I Topics

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Upon passing the Salesforce JavaScript-Developer-I Exam, candidates will be awarded the Salesforce Certified JavaScript Developer I certification. Salesforce Certified JavaScript Developer I Exam certification is a valuable asset for any developer who wants to showcase their expertise in Salesforce development and increase their chances of finding job opportunities in the field.

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Salesforce JavaScript-Developer-I Certification Exam is designed for developers who have a strong foundation in JavaScript and are looking to specialize in Salesforce development. JavaScript-Developer-I exam measures the candidate's knowledge of Salesforce development concepts, including Apex, Visualforce, and Lightning Components, as well as their proficiency in JavaScript programming. Salesforce Certified JavaScript Developer I Exam certification is intended to demonstrate the candidate's ability to design, develop and test custom applications on the Salesforce platform.

The Salesforce JavaScript-Developer-I Exam is offered by Salesforce and can be taken via an in-person proctored exam at a test center or remotely, using a webcam and high-speed internet connection. It consists of 60 multiple-choice questions, which must be completed in 105 minutes. Candidates must achieve a minimum score of 65% to pass the exam and become certified.

Salesforce Certified JavaScript Developer I Exam Sample Questions (Q143-Q148):

NEW QUESTION # 143
Refer to the code below:
01 const server = require('server');
02 /* Insert code here */
A developer imports a library that creates a web server. Theimported library uses events and callbacks to start the servers Whichcode should be inserted at the line 03 to set up an event and start the web server ?

A. serve(( port) => (
B. Server.start ();
C. server.on(' connect ' , ( port) => {console.log('Listening on ' , port) ;})
D. server()
E. console.log( 'Listening on ', port);

Answer: C

NEW QUESTION # 144
developer publishes a new version of a package with new features that do not break backward compatibility. The previous version number was 1.1.3.
Following semantic versioning format, what should the new package version number be?

A. 1.1.4
B. 1.2.3
C. 2.0.0
D. 1.2.0

Answer: D

NEW QUESTION # 145
Given the HTML below:

Which statement adds the priority-account css class to the Applied Shipping row?

A. document.querySelector('#row-as').classList.add('priority-account');

Answer: A

NEW QUESTION # 146
Given the code below:
const delay = async delay =>{
return new Promise((resolve,reject)=>{
console.log(1);
setTimeout(resolve,deleay);
});
};
const callDelay = async ()=>{
console.log(2);
const yup = await delay(1000);
console.log(3);
}
console.log(4);
callDelay();
console.log(5);
What is logged to the console?

A. 4 2 1 5 3

Answer: A

NEW QUESTION # 147
A developer creates a generic function to log custom messages in the console. To do this, the function below is implemented.
01 function logStatus(status){
02 console./*Answer goes here*/{'Item status is: %s', status};
03 }
Which three console logging methods allow the use of string substitution in line 02?

A. Assert
B. Error
C. Info
D. Message
E. Log

Answer: B,C,E

NEW QUESTION # 148
......

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