COMPUTER NETWORKING

MULTIMEDIA AND QUALITY OF SERVICE

COMPRESSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Name one common file format that is LOSSY
A
.PSD
B
.TIFF
C
.JPG
D
.BMP
Explanation: 

Detailed explanation-1: -JPEGs are “lossy” meaning they reduce file size, but also the quality of the images when you use the format.

Detailed explanation-2: -The lossy file types The most common lossy file types are MP3, AAC, Vorbis, and WMA files.

Detailed explanation-3: -The most common lossy image formats are JPEG and GIF. However, our human eyes do not notice the difference between JPEG, GIF, PNG, or other formats. Images are great candidates for lossy compression because of the way our eyes work.

Detailed explanation-4: -PNGs use a lossless compression ratio and have a few other advantages such as the ability to use transparency and color palettes. JPGs on the other hand, use a lossy compression ratio which makes it sometimes a better format to use with photographs due to the ability to compress the file more.

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