WJEC Unit 2 - Image Properties

What does JPEG stand for?

• Joint Photographic Experts Group

• Joint Photographic Engineers Group

• Joint Photographic Experts Guild

• Joint Photographic Engineers Guild

What type of file format is JPEG?

• Vector file format

• Bitmap file format

• Text file format

• Audio file format

What is a characteristic of JPEG compression?

• Lossy compression

• Lossless compression

• No compression

• Variable compression

What is one of the uses of JPEG files?

• Websites

• Printed books

• Audio recordings

• Executable programs

What happens to the file quality when JPEG compression is applied?

• It reduces file quality

• It improves file quality

• It remains the same

• It becomes variable

What does PNG stand for?

• Portable Network Graphics

• Portable Network Group

• Pixel Network Graphics

• Pixel Network Group

What type of file format is PNG?

• Vector file format

• Bitmap file format

• Text file format

• Audio file format

What is a characteristic of PNG's compression?

• Lossy compression

• Lossless compression

• No compression

• Variable compression

Which of the following is NOT a use of PNG files?

• Infographics

• Banners

• Audio files

• Visuals that include text

How does PNG compression affect file quality?

• Reduces file quality

• Does not reduce file quality

• Increases file quality

• No effect on file quality