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Digital Electronics

Digital Electronics
The number of parity bits in a 12-bit Hamming code is

 8
 4
 5
 6

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Digital Electronics
Which one of the following is an invalid state in 8-4-2-1 binary coded decimal counter

 1001
 1100
 1000
 0011

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Two inputs and three outputs
 Three inputs and one output
 Two inputs and two outputs
 Three inputs and two outputs

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Digital Electronics
Truth table is used to express

 Boolean expression
 Boolean map
 Boolean addition
 Boolean matrix

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Digital Electronics
If clock time period is 1ms, what is its frequency

 1 kHz
 1 mHz
None of these
 1 MHz

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Digital Electronics
An 8-square eliminates

 4 variables
 8 variables
 3 variables
 2 variables

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