Types Of Compression Flashcards
1
Q
Name two types of compression
A
2
Q
What is lossless compression
A
Every bit of data that was originally in the file remains after the file is compressed.
3
Q
What is lossy compression
A
This permanently reduces the file, eliminating certain info
4
Q
Which file types use lossy compression
A
.jpg .png .jpeg
5
Q
What file types use lossless compression
A
.gif .tiff .mp3
6
Q
Give 2 disadvantages of lossy compression
A
Info is lost Quality is lost
7
Q
What is the benefit of lossy compression
A
The file size is decreased. No data is actually lost, although the quality will deteriorate.
