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Modern Application Development II · Quiz 1 · 25 Feb 2024 · January 2024 term

Question 14: Consider the below JavaScript program. What will be the …

Question 14

+4.5 marksOne correct option

Consider the below JavaScript program.

javascript
const property1 = 10;
const obj1 = {
    property1: 20,
    property2: function () {
        console.log(property1, this.property1);
        return this.property1;
    }
}


const obj2 = {
    property1: 30,
    property2: () => {
        console.log(property1, this.property1);
        console.log(this.property2);
    }
}
obj2.property2();

What will be the output of the above program, if executed?

  1. A

    10 30
    20

  2. B

    10 30
    undefined

  3. C

    10 undefined
    30

  4. D

    10 undefined
    undefined

  5. E

    10 30
    10 20
    20

  6. F

    10 undefined
    10 undefined
    undefined

Show answer

Correct answer

  • D

    10 undefined
    undefined

See the whole paperTake it as a mock test

Question 14 of 16 in the IIT Madras BS Modern Application Development II (MAD 2) Quiz 1 paper sat on 25 Feb 2024, in the January 2024 term (IIT M DIPLOMA AN2 EXAM QDD2 25 Feb 2024). It carries 4.5 marks.

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