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Digital Computer Electronics

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

bit
variations
None of these
circuits
register

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Digital Computer Electronics
An inverter is also called a _____ gate.

OR
NOT
AND
None of these
NAND

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Digital Computer Electronics
Parallel adders are

All of these
both of the above
sequential logic circuits
combinational logic circuits
None of these

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Digital Computer Electronics
An OR gate has 6 inputs. How many input words are in its truth table?

None of these
16
64
32
128

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Digital Computer Electronics
Which of the following Boolean algebra rules is wrong?

1 + A = 1
0 + A = A
1 . x = 1
A + A = A
None of these

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Digital Computer Electronics
Multiplication of 1112 by 1012 is

1000112
1111002
1100112
None of these
1012

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