Digital Videos Quiz

What are digital videos composed of?

• Continuous waves of information

• Individual bits of data

• Analog signals

• Physical film

How do analog video signals transmit information?

• In the form of individual bits of data

• Continuously in the form of a wave

• Through digital encoding

• By using binary code

What does streaming video involve?

• Downloading the entire video file before playing it.

• Transmitting video files that can begin playing over the Internet as the remaining data is still being downloaded.

• Uploading video files to the Internet for storage.

• Broadcasting video files via satellite signals.

What is one of the benefits of streaming video?

• It requires a lot of wait time to begin viewing the video file.

• It creates little to no wait time to begin viewing the video file.

• It is only available for audio files, not video files.

• It requires special software to view any video content.

Which of the following is an example of a website that uses streaming video technology?

• Google Drive

• YouTube

• Dropbox

• Wikipedia

What is the aspect ratio of standard-definition video commonly referred to as?

• 1.66:1

• 1.78:1 or 16:9

• 1.33 or 4:3

• 2.39:1

What is the standard aspect ratio for high-definition video?

• 1.66:1

• 1.78:1 or 16:9

• 1.33 or 4:3

• 2.39:1

What does the frame rate of a video measure?

• The color depth of each frame

• The speed at which video frames appear on screen

• The aspect ratio of the video

• The resolution of the video

What does the scanning method in digital video refer to?

• The color correction technique used in videos

• The method by which video picture appears on a screen

• The process of converting analog video signals to digital

• The compression method used to reduce video file size

What is the characteristic of an interlaced (I) scanning method?

• Displays the entire video picture at all times

• Displays only the odd lines of the video picture

• Alternates between displaying odd and even lines of the video picture too quickly for the human eye to notice

• Greatly reduces the video quality to minimize file size