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Digital Computer Electronics

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

1
2
3
None of these
4

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Digital Computer Electronics
De Morgan's first theorem says that a NOR gate is equivalent to a bubbled _____ gate.

NOR
XAND
None of these
AND
XOR

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Digital Computer Electronics
Conversion of binary number 1100012 to its decimal number is

3910
4910
5010
None of these
2710

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Digital Computer Electronics
Addition of 11012 and 10102 is

110112
110002
101112
None of these
101012

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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 1111 1111
1100 1010 0110 0100
1100 1010 1100 1011

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Digital Computer Electronics
In which code the successive code characters differ in only one bit position?

8421 code
None of these
algebraic code
gray code
excess 3 code

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