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Digital Electronics

Digital Electronics
Switching circuits are

 hybrid circuits
 analog circuits
 digital circuits
 none of these

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Digital Electronics
Which of the following is equivalant to an ODD function

 XOR
 NOR
 XNOR
 AND-NOR

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Digital Electronics
An n variable K-map can have

 n2n cells
  nn cells
 2n cells
 n2 cells

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Digital Electronics
A three-state buffer has the following output states

 Both A and B
 1, 0, float
 High, Low, Float
 Set, Reset, Halt

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Digital Electronics
If a counter having 10 flip flops is initially at 0, What count will if hold after 2060 pulses?

 000 001 1100.
  000 000 1100.
  000 000 1000.
 000 000 1110.

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Digital Electronics
In which code do the successive code characters differ in only one position?

 XS-3 code
 Hamming code
 8421 code
 Gray code

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