Digital Electronics
A system has following negative numbers stored in binary form as shown. The wrongly stored number is

 -48 as 11101000
 -37 as 11011011
 -32 as 11100000
 -89 as 10100111

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Digital Electronics
Consider the representation of six-bit numbers by two’s complement, one’s complement, or by sign and magnitude: In which representation is there overflow from the addition of the integers 011000 and 011000?

Two’s complement and one’s complement only
Two’s complement only
All three representations
Sign and magnitude and one’s complement only

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