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Digital Computer Electronics

Digital Computer Electronics
A NAND gate is equivalent to an AND gate followed by an inverter. All inputs must be _____ to get a low output

0's
None of these
low
high
some low and some high

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Digital Computer Electronics
BCD numbers are useful whenever _____ information is transferred into or out of a digital system.

ASCII
binary
None of these
hexadecimal
decimal

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Digital Computer Electronics
The 2's compliment of binary number 010111.1100 is

None of these
101000.0011
101000.01
10111.0011
101001.11

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

3
None of these
6
4
8

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Digital Computer Electronics
Conversion of decimal number 8910 it's binary number equivalent is

10110012
11001112
100112
None of these
10110112

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Digital Computer Electronics
The Gray code for decimal 7 is

101
111
100
1011
None of these

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MORE MCQ ON Digital Computer Electronics

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