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Digital Electronics

Digital Electronics
The state of a flip-flop can be switched by changing its ________ signals.

 output
 input
 triggering
 clearing

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Digital Electronics
A group of four bits is known as

 Bit
 Word
 Nibble
 Byte

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Digital Electronics
The maximum positive and negative numbers which can be represented in two’s complement form using n bits are respectively,

 +(2n-1-1),-2n-1
 +2n-1,-(2n-1+1)
 +2n-1,-2n-1
 +(2n-1-1),-(2n-1-1)

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Digital Electronics
A switch-tail ring counter is made by using a single D-FF, the following circuit is

  D FF.
  J-K FF.
  S-R FF.
  T FF.

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

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

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Digital Electronics
The main criterion in the design of a digital circuit is reduction of

 cost
 size
 weight
 volume

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