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Digital Electronics

Digital Electronics
Which of the following is 2’s complement of +12?

 01110011
 00001100
 00001000
 00000011

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Digital Electronics
A hexadecimal odometer displays F 52 F. The next reading will be

G52F
F53O
F52E
F53F

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Digital Electronics
In Boolean algebra AND is represented by

 /
 -
 ×
 +

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Digital Electronics
An AND gate will function as OR if

All the inputs to the gates are “1”
All the inputs are ‘0’
Either of the inputs is “1”
All the inputs and outputs are complemente'

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Digital Electronics
A multiplexer is a

 N-to-1 device
 N-to-N device
 1-to-1 device
 1-to-N device

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Digital Electronics
The momentary change in the output/state of the flip-flops is known as

 tri-state
 inverter
 trigger
 unstable state

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