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: May 23, 2026
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Rated: 4.9 |
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Online Users: 526
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Question 1
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Analyze the following code:
let x = 10;
ocnsole.log(x);
What exception will be thrown as a result of its execution attempt?
Answer: D
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Analyze the following code:
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Question 2
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We have initialized the name variable with the value "Alice"
then we try to write the number 100 into it.
let name = "Alice";
name = 100;
Answer: D
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Question 3
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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:
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Question 4
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Analyze the code below:
let a = 10;
do {
console.log(--a);
} while (a > 3);
Which statement can replace the do ... while from the example above?
Answer: C
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Analyze the code below:
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Question 5
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Most errors in JavaScript code that the interpreter encounters
while the program is running cause exceptions to be thrown.
What do unhandled exception do?
Answer: B
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Most errors in JavaScript code that the interpreter encounters