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Digital Electronics

Digital Electronics
A demultiplexer is a

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

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

 1 mHz
 1 MHz
None of these
 1 kHz

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

 both have same
 2
 none
 1

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Digital Electronics
The main equation for a D flip flop is

 Q=D'
 Q=D
 Q=1
 Q=0

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Digital Electronics
How many output is high of NOR GATE ?

 2
 4
 1
 3

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Digital Electronics
A bubbled AND gate is equivalent to a

 OR gate
 NOR gate
 NAND gate
 X-OR gate

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