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

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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: yara
Question 24

Which statement accurately describes the behaviour of the async/ await keyworks ?

Options:

A.

The associated class contains some asynchronous functions.

B.

The associated function will always return a promise

C.

The associated function can only be called via asynchronous methods

D.

The associated sometimes returns a promise.

Discussion
Question 25

Refer to the code below:

Questions 25

What is the value of result after line 10 executes?

Options:

A.

Error: myFather.job is not a function

B.

John Developer

C.

undefined Developer

D.

John undefined

Discussion
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Question 26

Questions 26

Which code change should be done for the console to log the following when 'Click me!' is clicked'

> Row log

> Table log

Options:

A.

Remove lines 13 and 14

B.

Change line 10 to event.stopPropagation (false) ;

C.

Change line 14 to elem.addEventListener ('click', printMessage, true);

D.

Remove line 10

Discussion
Question 27

Refer to the following array:

Let arr1 = [ 1, 2, 3, 4, 5 ];

Questions 27

Which two lines of code result in a second array, arr2 being created such that arr2 is not

a reference to arr1?

Options:

A.

Let arr2 = arr1.slice(0, 5);

B.

Let arr2 = Array.from(arr1);

C.

Let arr2 = arr1;

D.

Let arr2 = arr1.sort();

Discussion
Page: 6 / 8

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