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A file system uses a bitmap to keep track of free disk space. One bit represents a 512-byte block. The disk contains 3 files, in the order: A, B, C, with the respective sizes of 1040, 700, 2650 bytes. Which one below is the correct bitmap?

A. 0111000111111 ....
B.1111111100110 ...
C.1011101101100...
D. 1111111111100


Sagot :

Answer:

B. 1111111100110

Explanation:

Bitmap is the technique for mapping from some domain bits. This is particularly referred to as pix-map which is actually map of pixels and this contains more than two colors. it used more than one bit per pixel. Pixels lesser than 8 will represent gray scale.