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

Question 8: Consider the following JavaScript code. What will be logg…

Question 8

+3 marksOne correct option

Consider the following JavaScript code. What will be logged on to the console once the code is executed?

javascript
class Album {
  constructor(creator, albumName) {
    this.creator = creator
    this.albumName = albumName
    this.songs = []
  }
  addSong(song) {
    this.songs.push(song)
  }
}


class Song {
  constructor(name, duration) {
    this.name = name
    this.duration = duration
    this.album = null
  }
  addAlbum(album) {
    this.album = album
  }
}


a1 = new Album('creator1', 'Album1')
s1 = new Song('Song1')


s1.addAlbum(a1)
console.log(a1.songs.length)
  1. A

    0

  2. B

    1

  3. C

    2

  4. D

    None of these

Show answer

Correct answer

  • A

    0

See the whole paperTake it as a mock test

Question 8 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 3 marks.

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