file types Flashcards
1
Q
file types
A
- different files used to structure and form the data stored in the file
2
Q
GIF
A
+ small file size
- low quality due to limited number of colours (basic animation)
3
Q
JPG
A
+ good compression
- compression is lossy so can’t be decompressed
4
Q
A
- represents data independently of original software
5
Q
PNG
A
+ use lossless compression to save high quality images in low file size
+ allows transparency
6
Q
MP4/MP3
A
+ supports high quality video whilst compressed
+ works on various devices and software
7
Q
implications: compatibility
A
- some files only work with certain software
- so may need to purchase new software
8
Q
implications: quality
A
- different image, video and audio file types provide levels of quality
9
Q
implications: file size
A
- some types are efficient but some use lots of storage space
