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Digital Electronics

Digital Electronics
Which of the following is 1’s complement representation of -34?

 01011101
 11011101
 11011110
 10100010

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Digital Electronics
EBCDIC code is a

 5-bit code
 10-bit code
 7-bit code
 8-bit code

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Digital Electronics
What is the 2’s complement of 10110000?

 01010000
 01001111
 10001110
 10110000

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Digital Electronics
Which of the following is 2’s complement of +12?

 01110011
 00001100
 00000011
 00001000

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Digital Electronics
For 4 bit parallel addition, we need ________ half adder(s) and ________ full adder(s)

 1 and 4
 1 and 3
 0 and 4
 0 and 3

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Digital Electronics
11001, 1001 and 111001 correspond to the 2’scomplement representation of the following set of numbers

 25, 9 and 57 respectively
 -25, -9 and -57 respectively
 -7, -7 and -7 respectively
 -6, -6 and -6 respectively

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