中等ICT-EXAM-008
A calculation question asks for the size of an uncompressed bitmap in bytes. A complete answer:
A. Gives the pixel count and no unit.
B. Reports the bit total and calls it bytes.
C. Omits the colour depth.
D. Shows width × height × colour depth / 8 and states the unit bytes.✓ 答案
解說
The division by 8 converts bits to bytes. Missing working or the wrong unit loses the mark even when part of the multiplication is right.