Video Files Quiz

What are video files composed of?

• A single continuous image

• A series of still images (frames) played in rapid succession

• A series of text documents

• A series of audio tracks

Which video file format is widely supported and offers a good balance of quality and file size?

• AVI (.avi)

• MP4 (.mp4)

• MOV (.mov)

• WMV (.wmv)

Which video file format was developed by Apple and is common in video production?

• WMV (.wmv)

• MOV (.mov)

• AVI (.avi)

• WebM (.webm)

What does the aspect ratio of a video file describe?

• The number of pixels

• The frames per second

• The amount of data per second of video

• The proportional relationship between width and height

Which of the following is NOT a characteristic of a video file?

• Resolution

• Frame Rate

• Bit Rate

• Color Depth

What is the primary purpose of a codec in video files?

• To increase the number of pixels

• To compress and decompress video data

• To adjust the frame rate

• To change the aspect ratio

What are audio files primarily used for?

• Storing video data

• Storing sound information

• Storing text documents

• Storing image files

How do audio files store audio data?

• As a series of images

• As a series of text

• As a series of samples

• As a series of videos

Which of the following best describes audio files?

• Digital containers for video information

• Digital containers for sound information

• Digital containers for text information

• Digital containers for image information

What is the primary function of audio files?

• To store video data

• To store sound information

• To store image data

• To store text data