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Digital Computer Electronics

Digital Computer Electronics
How many full adders are required to construct an m- bit parallel adder?

m
m/2
None of these
m-1
m+1

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Digital Computer Electronics
Multiplication of 1112 by 1012 is

1000112
1012
1111002
None of these
1100112

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Digital Computer Electronics
An AND gate has 7 inputs, what is the only input word that produces a 1 output?

1111111
None of these
1110000
1111

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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

AND
None of these
NAND
OR
NOR

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Digital Computer Electronics
What is the hexadecimal equivalent of a binary number 10101111

None of these
All of these
9E
8C
AF

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Digital Computer Electronics
What table shows the electrical state of a digital circuit's output for every possible combination of electrical states in the inputs?

Truth table
ASCII table
None of these
Routing table
Function table

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