Free JS Institute JSE-40-01 Exam Questions
Absolute Free JSE-40-01 Exam Practice for Comprehensive Preparation
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JS Institute JSE-40-01 Exam Questions
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Provided By: JS Institute
- Exam: JSE Certified Entry-Level JavaScript Programmer
- Certification: JavaScript
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Total Questions: 263
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Updated On: Nov 25, 2025
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Rated: 4.9 |
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Online Users: 526
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Question 1
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Which of the following is not a loop instruction in JavaScript?
Answer: D
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Which of the following is not a loop instruction in JavaScript?
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Question 2
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Analyze the following code:
const msg = "Hello";
msg += " world";
onsole.log(x);
What exception will be thrown as a result of its execution attempt?
Answer: A
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Analyze the following code:
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Question 3
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Analyze the following code:
let id = "100";
{
let id = 200;
id = id + 1;
console.log(id)
}
What will appear in the console as a result?
Answer: B
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Analyze the following code:
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Question 4
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Which of the following loop instructions is intended only to loop
through all elements of the indicated array?
Answer: C
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Which of the following loop instructions is intended only to loop
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Question 5
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Analyze the following code:
function fn(a) {
console.log('test');
a--;
if(a>2) fn(a);
}
fn(6);
How many times will test appear on the screen?
Answer: D
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Analyze the following code: