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Digital Electronics

Digital Electronics
The binary code of (21.125)10 is

10101.01
10100.001
10101.001
10100.111

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Digital Electronics
16’s complement of BABA is?

 4544
 4445
 4446
 4546

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Digital Electronics
In which of the following base systems is 123 not a valid number?

Base 8
Base 16
Base 10
Base 3

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Digital Electronics
What is the minimum number of NOR gates required realizing an X-OR gating?

 6
 4
 5
 3

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Digital Electronics
Which of these circuits have higher gate complexity 1. Carry look ahead adder 2. Ripple carry adder

 2
 both have same
 none
 1

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Digital Electronics
A ROM has a 16-bit address bus. The number of locations in this memory is

 65536
 1024
 32
 16

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