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Modern Application Development II · Quiz 2 · 6 Aug 2023 · May 2023 term

Question 11: Consider the below javascript program, and predict the o…

Question 11

+4.5 marksOne correct option

Consider the below javascript program, and predict the output, if executed.

javascript
let x = 50;


const obj1 = {
    x : 10,
    func : function (x) {
        console.log(x, "and", this.x)
    }
}


const obj2 = {
    x : 20,
    func : function () {
            console.log(x, "and", this.x)
            obj1.func.call(this)
        }
}


obj2.func.call(obj1)
  1. A

    50 and 10
    undefined and 20

  2. B

    50 and 10
    undefined and 10

  3. C

    50 and 20
    50 and 20

  4. D

    20 and 10
    50 and 10

Show answer

Correct answer

  • B

    50 and 10
    undefined and 10

See the whole paperTake it as a mock test

Question 11 of 16 in the IIT Madras BS Modern Application Development II (MAD 2) Quiz 2 paper sat on 6 Aug 2023, in the May 2023 term (IIT M FOUNDATION AN2 EXAM QPF2 06 Aug 2023). It carries 4.5 marks.

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