100% Free JS Institute JSA-41-01 Practice Test Questions and Answers 2026

In the following code snippet, what line of code should be inserted to declare a method named showInfo that outputs the string "Hi" to the console?class A { // insert code here}let a = new A();console.log(a.showInfo()); 

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, '*'); 

The shape object can be converted to JSON format using the built-in command:

What will be the value of x after the following code is executed?let x = 10; function add5(num) { num += 5;  return num;} x = add5(x); 

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 }`)