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Digital Electronics

Digital Electronics
The only function of NOT gate is to ___________.

Stop signal
Act as a universal gate
None of these
Invert input signal

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Digital Electronics
Choose the option which is not a code conversion standard

 Truth code
 BCD code
 Gray code
 Excess-3 code

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Digital Electronics
A + Ā is equal to

 A
 1
 Ā
 0

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Digital Electronics
Which of the following shows the correct attachment of even parity bit to the data 00001001?

 000010011
 000001001
 100001001
 000010010

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Digital Electronics
Switching circuits are

 digital circuits
 none of these
 analog circuits
 hybrid circuits

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Digital Electronics
A three-state buffer has the following output states

 Set, Reset, Halt
 1, 0, float
 High, Low, Float
 Both A and B

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