JavaScript-Developer-I - Salesforce Certified JavaScript Developer (JS-Dev-101)–High Pass-Rate Latest Exam Pass4sure

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By earning the Salesforce Certified JavaScript Developer I certification, individuals can demonstrate their expertise in developing custom applications on the Salesforce platform using JavaScript. Salesforce Certified JavaScript Developer (JS-Dev-101) certification can enhance a developer’s career opportunities and make them a more valuable asset to their organization. Additionally, Salesforce Certified JavaScript Developer I certification holders are recognized by the industry as experts in the field and are listed on Salesforce’s official website as certified professionals.

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.

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Salesforce JavaScript-Developer-I Exam covers various topics, including JavaScript, Lightning Web Components, Apex, and Visualforce. JavaScript-Developer-I exam evaluates the candidate's ability to create custom applications on the Salesforce platform using JavaScript, build custom user interfaces using Lightning Web Components, and integrate Salesforce with external systems using Apex and Visualforce. JavaScript-Developer-I Exam also assesses the candidate's understanding of Salesforce development best practices and their ability to troubleshoot common issues that may arise during the development process.

Salesforce Certified JavaScript Developer (JS-Dev-101) Sample Questions (Q118-Q123):

NEW QUESTION # 118
Refer to the code snippet below:
Let array = [1, 2, 3, 4, 4, 5, 4, 4];
For (let i =0; i < array.length; i++)
if (array[i] === 4) {
array.splice(i, 1);
}
}
What is the value of array after the code executes?

A. [1, 2, 3, 4, 4, 5, 4]
B. [1, 2, 3, 5]
C. [1, 2, 3, 4, 5, 4, 4]
D. [1, 2, 3, 4, 5, 4]

Answer: A

Explanation:

NEW QUESTION # 119
Refer to the following object.

How can a developer access the fullName property for dog?

A. Dog.fullName ( )
B. Dog, function, fullName
C. Dog, get, fullName
D. Dog.fullName

Answer: D

NEW QUESTION # 120
A developer receives a comment from the Tech Lead that the code given below has
error:
const monthName = 'July';
const year = 2019;
if(year === 2019) {
monthName = 'June';
}
Which line edit should be made to make this code run?

A. 02 let year =2019;
B. 03 if (year == 2019) {
C. 02 const year = 2020;
D. 01 let monthName ='July';

Answer: D

NEW QUESTION # 121
Given the JavaScript below:
01 function filterDOM (searchString) {
02 const parsedSearchString = searchString && searchString.toLowerCase() ;
03 document.quesrySelectorAll(' .account' ) . forEach(account => (
04 const accountName = account.innerHTML.toLOwerCase();
05 account. Style.display = accountName.includes(parsedSearchString) ? /*Insert
code*/;
06 )};
07 }
Which code should replace the placeholder comment on line 05 to hide accounts that do
not match the search string?

A. ' visible ' : ' hidden '
B. ' Block ' : ' none '
C. ' name ' : ' block '
D. ' hidden ' : ' visible '

Answer: B

NEW QUESTION # 122
A developer writes the code below to return a message to a user attempting to register a new username. If the username is available, a variable named nag is declared and assigned a value on line 03.

What is the value of msg when getAvailableabilityMessage ("newUserName") is executed and get Availability ("newUserName") returns true?

A. "User-name available"
B. undefined
C. "newUserName"
D. "msg is not defined"

Answer: A

NEW QUESTION # 123
......

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