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Digital Computer Electronics

Digital Computer Electronics
In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

AND
OR
NAND
None of these
NOR

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Digital Computer Electronics
Which gates is known as universal gate?

XOR gate
None of these
NAND gate
AND gate
NOT gate

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Digital Computer Electronics
What is the 1's complement of 0000 1111 0010 1101 number?

None of these
1001 0010 1010 1100
1111 0000 0010 1101
1111 1100 1010 1100
1111 0000 1101 0010

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Digital Computer Electronics
In boolean algebra, the times sign stands for the _____ operation

NOR
NAND
None of these
OR
AND

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Digital Computer Electronics
The maximum count which a 6-bit binary word can represent is

65
63
36
None of these
64

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Digital Computer Electronics
The 2's compliment of binary number 0.01011 is:

0.10101
1.101
0.101
None of these
1.10101

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