Considering signed-magnitude representation for negative numbers, -42 will be stored into an 8-bit memory space as
A. 10101010
B. 10110111
C. 10110010
D. 10100001
Answer: Option A
A. 10101010
B. 10110111
C. 10110010
D. 10100001
Answer: Option A
In which of the following base systems is 123 not a valid number?
A. Base 10
B. Base 16
C. Base 8
D. Base 3
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