Video 5.01

What is the aspect ratio commonly used for standard-definition video?

• 1.33 or 4:3

• 1.66:1

• 1.78:1 or 16:9

• 2.39:1

What does the scanning method in digital video refer to?

• The color adjustment of the video

• The method by which video picture appears on a screen

• The audio synchronization with video

• The type of camera used to record the video

What is the characteristic of an interlaced video display method?

• Displays the entire video picture at all times

• Displays only the color components of the video

• Displays half of the video picture at a time (odd lines, then even)

• Enhances the audio quality of the video

How does a progressive video display method improve the video quality compared to interlaced?

• By displaying only the odd lines of the video

• By enhancing the audio components

• By displaying the entire video picture at all times, reducing flickering

• By using lower resolution

What is a key feature of streaming video technology as described in the text?

• It requires all data to be downloaded before playing.

• It allows videos to begin playing while the data is still being downloaded.

• It is only used by obscure and little-known websites.

• It requires a significant waiting time before the video can start playing.

According to the text, what does streaming video technology minimize?

• The quality of the video

• The cost of internet service

• The waiting time to begin viewing the video

• The use of data

Which video file format uses the QuickTime player for video playback and is a standard format for Apple computers?

• AVI

• WMV

• MOV

• MP4

What is the standard video file format for Microsoft PCs?

• MOV

• AVI

• WMV

• MPG

Which file format is used by the Windows Media Player for video playback and is also used for streaming on the Internet?

• AVI

• MP4

• MOV

• WMV

What is the primary use of the .FLV file format?

• Streaming videos over the Internet

• Embedding videos on the Internet

• Playing videos on DVD players

• High-quality video for Blu-Ray Discs