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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1258 to its decimal number is

8710
9010
8510
9910
None of these

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Digital Computer Electronics
An XOR gate recognizes only words with an _____ number of 1's.

different
None of these
All of these
even
odd

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Digital Computer Electronics
The NOR gate is logically equivalent to an OR gate followed by an _____

XOR
XAND
None of these
inverter
AND

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Digital Computer Electronics
Subtraction of 1001011002 from 11101010102 is

10010111102
11110111112
None of these
1101000012
11110000012

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Digital Computer Electronics
Conversion of an octal number 608 to binary number is

11001112
1100002
None of these
100112
11001102

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

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

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