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Digital Computer Electronics

Digital Computer Electronics
Conversion of hexadecimal number 1D7F16 to a decimal number is

778110
555710
None of these
877110
755110

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Digital Computer Electronics
The number of two-input NAND gates required to produce the two-input OR function is

1
3
2
4
None of these

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Digital Computer Electronics
Addition of 11012 and 10102 is

110002
110112
None of these
101112
101012

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Digital Computer Electronics
Which of the following is not true?

0 x 1 = 1
1 x 0 = 0
1 x 1 = 1
0X0 = 0
None of these

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Digital Computer Electronics
What is the 2's complement of 0011 0101 1001 1100 number?

1100 1010 0110 0011
None of these
1100 1010 1100 1011
1100 1010 0110 0100
1100 1010 1111 1111

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Digital Computer Electronics
The leading bit stands for the _____ and the remaining bits for the _____ is known as signed binary numbers.

value, sign
variable, value
None of these
sign, magnitude
sign, remainder

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