1000+ JavaScript MCQ Questions & Answers

567). What is the advantage of the code produced graphics being smaller than the images themselves?

[A]Bandwidth saving
[B]Increase in bandwidth
[C] Dynamic advantages
[D] Static advantage

568). Which of the following uses a lot of CPU cycles?

[A]GUI
[B] Statically generated graphics
[C]Dynamically generated graphics
[D] Images

569). Which HTML element is used to include images?

[A]image
[B]img
[C]src
[D]sourcing

570). What is the purpose of image replacement?

[A]To replace an image
[B]To implement special effects
[C]Removal of image rollovers
[D] Implementation of image rollovers

571). When is JavaScript called obtrusive?

[A]JavaScript code is medium sized
[B] JavaScript code is small
[C] JavaScript code is so large
[D]JavaScript code is Very small

572). Which is a possible way of finding all the img elements in the document?

[A]document(images)
[B]document.images[]
[C]document(img)
[D] doc(img)

573). Which of the following elements are used to include audio?

[A]audio
[B]video
[C]svg
[D]aud

574). Which of the following attributes are common to both audio and video?

[A]enter
[B]control
[C]controls
[D]add

575). Which of the following is not the property of the video tag?

[A]width
[B]height
[C]breadth
[D]area

576). Which of the following is the parameter used to invoke the Audio() constructor?

[A] File type
[B]Music type
[C] Both File and Music
[D]Video type

577). What will be the output of the following JavaScript code?

[A]098
[B]98
[C]Error
[D]Undefined

578). What will be the output of the following JavaScript code?

[A]5
[B]3+2
[C]Error
[D]Undefined

579). What will be the output of the following JavaScript code?

[A]13
[B]13.3714
[C]13.3
[D]13.4

580). What will be the output of the following JavaScript code?

[A]1 000 000
[B]1 0 00000
[C]100 000 0
[D]Undefined

581). What will be the output of the following JavaScript code?

[A]10000
[B]-infinity
[C]infinity
[D]error