Free Practice JS Institute JSA-41-01 Exam Questions 2025

Stay ahead with 100% Free JSA - Certified Associate JavaScript Programmer JSA-41-01 Dumps Practice Questions

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Total 160 Questions | Updated On: Apr 23, 2025

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Question 1

What is the output of the following code snippet?

class Shape{};

class Pyramid extends Shape{};

class SquareBasedPyramid extends Pyramid {};

let shape = new SquareBasedPyramid ();

console.log(`${shapeinstance of Shape} ${shape instance of Pyramid } ${shape instance of SquareBasedPyramid }`)

A : true true true

B : false false true

C : true false true

D : false false false

Answer: A

Question 2

What will be the value of result after the following code is executed?

var str = "The quick brown fox";

var result = str.replace(/[aeiou]/gi, '*');

A : "Th* qck brwn fx"

B : "Th* quck brwn fx"

C : "Th qck brwn fx."

D : Th* q**ck br*wn f*x

Answer: D

Question 3

What will be the output when the following code is executed:

class Car {

_brand = "";

set brand(value) {

this._brand = value;

}

get brand() {

return this._brand;

}

let car = new Car();

car.brand = "Toyota";

console.log(car.brand)

A : Toyota

B : undefined Toyota

C : null

D : undefined

Answer: A

Question 4

What is the correct way to define an object "person" with properties "firstName", "lastName", and "age"?

A : const person = {firstName: 'Jane', lastName: 'Doe', age: 30};

B : const person = new Object('firstName' = 'Jane', 'lastName' = 'Doe', 'age' = 30);

C : const person = {'firstName': 'Jane', 'lastName': 'Doe', 'age': 30};

D : const person('firstName' = 'Jane', 'lastName' = 'Doe', 'age' = 30);

Answer: A

Question 5

What will be the output of the following code?

const a = { x: 1 };

const b = { y: 2 };

const c = { ...a, b, z: 3 };

console.log(c);

A : { x: 1, y: 2, z: 3}

B : { y: 2 }

C : {x: 1, b: { y: 2 }, z: 3}

D : undefined

Answer: C

Page: 1 / 32

Total 160 Questions | Updated On: Apr 23, 2025

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