Which is a JavaScript running in the background, without affecting the performance of the page.
A. Web Worker
B. Canvas
C. SVG
D. None of the above
Answer: Option A
Related Questions on HTML5
Which of the following HTML 4 attributes is removed in HTML5?
A. text
B. rules
C. link
D. all of the mentioned
Which of the following is not a newly added element in HTML5?
A. article
B. audio
C. nav
D. frameset
__________ defines the accelerator key to be used for keyboard access to an element.
A. data-X
B. accesskey
C. rp
D. command
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