Free JS Institute JSA-41-01 Exam Questions
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JS Institute JSA-41-01 Exam Questions
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Provided By: JS Institute
- Exam: JSA - Certified Associate JavaScript Programmer
- Certification: JavaScript
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Total Questions: 160
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Updated On: Sep 26, 2024
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Rated: 4.9 |
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Online Users: 320
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Question 1
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What is the value of property "y" in object "point2" after the following code is executed?let point = {x: 100, y: 200};let point2 = {...point};point2.y = 300;
Answer: C
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Question 2
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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)
Answer: A
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Question 3
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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 } ${shape instance of SquareBasedPyramid }`)
Answer: A
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Question 4
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What will appear on the console after executing the following code?let car = { model: "Tesla", year: 2022 };let vehicle = {...car, color: "red"};car.year = 2021;console.log(`${vehicle.model} ${vehicle.year} ${vehicle.color}`);
Answer: B
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Question 5
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What is the output of the following code?const add = (a, b) => a + b;const double = n => add(n, n);console.log(double(3));
Answer: A
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