Computer Science for IGCSE & O level - Data Representation (Section 2 - No. 8)
If an image is 1024 pixels wide and has a color depth of 24 bits, what is the memory size per horizontal line?
1024 bytes
2048 bytes
3072 bytes
4096 bytes
Selitys
Memory size = pixels * color depth / 8 (bits per byte) = 1024 * 24 / 8 = 3072