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Modern Application Development II · End Term · 22 Dec 2024 · September 2024 term · Set QDF3

Question 4: Consider the following JavaScript code snippet. What will…

Question 4

+3 marksOne correct option

Consider the following JavaScript code snippet.

javascript
Promise.resolve(1)
    .then(x => x + 1)
    .then(x => Promise.resolve(x + 1))
    .then(x => { throw 'error' })
    .catch(e => e + 4)
    .then(x => console.log(x))

What will be the output on the console?

  1. A

    7

  2. B

    error

  3. C

    undefined

  4. D

    error4

Show answer

Correct answer

  • D

    error4

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Question 4 of 32 in the IIT Madras BS Modern Application Development II (MAD 2) End Term paper sat on 22 Dec 2024, in the September 2024 term (IIT M FOUNDATION DIPLOMA AN EXAM QDF3 22 Dec 2024). It carries 3 marks.

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