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Digital Computer Electronics

Digital Computer Electronics
The number of binary bits required to represent a hexadecimal digit is

6
3
8
4
None of these

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

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

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Digital Computer Electronics
Computers use thousands of flip-flops. To coordinate the overall action, a common signal called the _____ is sent to each flip-flop.

latch
clock
master
None of these
slave

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Digital Computer Electronics
Conversion of an octal number 1368 to hexadecimal number is

50000000000000000
5D16
70000000000000000
None of these
5A16

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Digital Computer Electronics
A _____ is a group of devices that store digital data.

bit
variations
None of these
register
circuits

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Digital Computer Electronics
The _____ gate has two or more input signals. All inputs must be high to get a high output

NAND
AND
NOR
None of these
OR

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