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Salesforce JavaScript-Developer-I Exam Syllabus Topics:

Section	Objectives
Topic 1: Browser and DOM Interaction	- Event handling and propagation - DOM manipulation and traversal - Browser APIs (fetch, storage, timers)
Topic 2: Testing and Debugging	- Unit testing principles - Debugging techniques and tools
Topic 3: JavaScript Language Fundamentals	- Data types, variables, and operators - ES6+ syntax and features - Functions, scope, and closures
Topic 4: Asynchronous JavaScript	- Error handling in async workflows - Event loop and concurrency model - Promises and async/await
Topic 5: Salesforce Platform Integration	- Lightning Web Components (LWC) JavaScript usage - Calling Apex methods from JavaScript - Security considerations in Salesforce JavaScript

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Salesforce Certified JavaScript Developer (JS-Dev-101) Sample Questions (Q36-Q41):

NEW QUESTION # 36
developer wants to use a module named universalContainersLib and them call functions
from it.
How should a developer import every function from the module and then call the fuctions foo
and bar ?

A. import * ad lib from '/path/universalContainersLib.js';
lib.foo();
lib.bar();
B. import * from '/path/universalContaineraLib.js';
universalContainersLib.foo();
universalContainersLib.bar();
C. import (foo, bar) from '/path/universalContainersLib.js';
foo();
bar();
D. import all from '/path/universalContaineraLib.js';
universalContainersLib.foo();
universalContainersLib.bar();

Answer: A

NEW QUESTION # 37
A developer tries to retrieve all cookies, then sets a certain key value pair in the cookie. These statements are used:

What is the behavior?

A. Cookies are read, but the key value is not set because the value is not URL encoded.
B. Cookies are not read because line 01 should be document, cookies, but the key value is set and all cookies are wiped.
C. A Cookies are read and the key value is set, the remaining cookies are unaffected.
D. Cookies are read and the key value is set, and all cookies are wiped.

Answer: C

NEW QUESTION # 38
Refer to the code below:

Which replacement for the conditionalstatement on line 02 allows a developer to correctly determine that a specific element, myElement on the page had been clicked?

Answer:

Explanation:
event.target.id =='myElement'

NEW QUESTION # 39
Given the following code:

What will be the first four numbers logged?

A. 0123
B. 0122
C. 0112
D. 0012

Answer: B

NEW QUESTION # 40
Which three statements are true about promises?
The executor of a new promise runs automatically.

A. A fulfilled or rejected promise will not change states.
B. A pending promise can become fulfilled, settled or rejected.
C. A settled promises can become resolved.
D. A promise has a . then 90 method.

Answer: A,C,D

NEW QUESTION # 41
......

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