Computer Science for IGCSE & O level - Data Representation (Section 12 - No. 49)
If you have a 1MB image with 8-bit color depth, and you change the color depth to 24-bit, what is the approximate resulting file size?
1 MB
2 MB
3 MB
4 MB
解释
A 24-bit color depth uses 3 times as much data as 8-bit. Roughly, the file size will triple in size.