How many kilobytes of memory do you need to store a 512 × 128 pixel drawing if it uses 32 shades of gray?
| November 19, 2020 | education
1) D = 32. D = 2 ^ 5 = 32 – >> 5 bits per pixel.
TOTAL PIXELS: 512 * 128 = (2 ^ 9) * (2 ^ 7) = 2 ^ 16 – their number. 2) 5 * 2 ^ 16 / (2 ^ 13) = 2 ^ 16 * 5/2 ^ 13 = 5 * 2 ^ 3 = 40 – counting kilobytes of memory
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