2.4 Audio & Video

Question 1

What is the <audio> tag used for?</audio>

Answer 1

To embed sound files like music or speech on a webpage.

Question 2

What is the <video> tag used for?</video>

Answer 2

To embed videos directly in the webpage.

Question 3

What does the controls attribute do in <audio> & <video>?</video></audio>

Answer 3

Displays playback controls like play, pause, & volume.

Question 4

What does the autoplay attribute do?

Answer 4

Starts playing the media automatically when the page loads.

Question 5

what does the loop attribute do?

Answer 5

Makes the media replay automatically after it ends.

Question 6

What does the muted attribute do?

Answer 6

Starts the media in a muted state.

Question 7

What is the <source></source> element used for in media tags?

Answer 7

Allows you to provide multiple file formats for better browser compatilbilty.

Question 8

How do you use multiple formats in <video>?</video>

Answer 8

<video>
<source></source>
<source></source>
</video>

Question 9

Why include multiple source formats in <video> or <audio>?</audio></video>

Answer 9

Ensures cross-browser support, as not all browsers support all formats.

Question 10

What is fallback message in <audio> or <video> tags?</video></audio>

Answer 10

Text that displays when the browser doesn’t support the tag.

Question 11

Which audio formats are most supported in HTML?

Answer 11

MP3, Ogg, & WAV.

Question 12

Which video formats are most supported in HTML?

Answer 12

MP4 (h.264), WebM.

Question 13

Can directly embeding audio & video files to HTML slow down the webpage?

Answer 13

Yes, it can significantly slow down a webpage’s loading time, especially if not optimized.