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Digital Electronics

Digital Electronics
The fast logic family is

  TTL.
  TRL.
  DRL.
  ECL.

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Digital Electronics
A D-flip-flop is said to be transparent when

 the output follows clock
 the output is HIGH
 the output is LOW
 the output follow input

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Digital Electronics
Latches are ________ circuits.

 count triggered
 level triggered
 pulse triggered
 edge triggered

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Digital Electronics
The XS-3 code is a

 self-complementing code
 weighted code
 cyclic code
 error-correcting code

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

 1100
 0011
 1000
 1001

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Digital Electronics
If 4 input MUXes drive a 4 input multiplexer, it results a

 6 input MUX
 8 input MUX
 16 input MUX
 4 input MUX

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