C - 5 -File Formats Quiz

Which file format is commonly used for images?

• .docx

• .mp3

• .xlsx

• .jpg

What file format is typically used for video files?

• .txt

• .mp4

• .pdf

• .wav

Which file format is used for audio files?

• .mp3

• .pptx

• .xls

• .html

For what purpose is the .docx file format used?

• Spreadsheets

• Word processing documents

• Presentations

• Databases

Why is compression used for files such as video, music, or images?

• To improve the quality of the file

• To reduce the size of a file

• To increase the download time

• To make the files compatible with more devices

What are the two different types of compression that can be made?

• Lossy and Lossless

• Binary and Decimal

• Static and Dynamic

• Temporary and Permanent

What is the size difference between the uncompressed and compressed file as shown in the image?

• The compressed file is 10 times smaller than the uncompressed file

• The compressed file is 5 times smaller than the uncompressed file

• The compressed file is 2 times smaller than the uncompressed file

• The compressed file is 20 times smaller than the uncompressed file

Why do some files such as word processed documents or computer game code need lossless compression?

• To reduce the file size without losing any data

• To improve the quality of the file

• To encrypt the file for security purposes

• To make the files compatible with more software

Which of the following file types use lossless compression?

• TXT and DOC files

• MP3 and MP4 files

• ZIP and SVG files

• JPEG and GIF files

What does JPEG stand for?

• Joint Photographic Experts Group

• Joint Picture Graphics Group

• Joint Photographic Electronics Gate

• Joint Pixel Graphics Group