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Digital Electronics

Digital Electronics
Logic circuits are

 hybrid circuits
 analog circuits
 none of these
 digital circuits

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Digital Electronics
How many bits are required to store one BCD digit ?

 2
 4
 3
 1

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Digital Electronics
The fan put of a 7400 NAND gate is

10TTL
8TTL
2TTL
5TTL

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Digital Electronics
Which of the following is a digital device

 Resistance of a material
 Light switch
 Microphone
 Regulator of a fan

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Digital Electronics
A demultiplexer is a

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

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Digital Electronics
A digital voltmeter has a read out range from 0 to 999 counts, the resolution is

 1.1 V.
 1 V.
  1 mV.
 0.01 V.

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