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Digital Electronics

Digital Electronics
The momentary change in the output/state of the flip-flops is known as

 unstable state
 tri-state
 inverter
 trigger

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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?

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

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Digital Electronics
The logic expression A + B can be implemented by giving inputs A and B to a two-input

 X-NOR gate
 NOR gate
 NAND gate
 X-OR gate

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Digital Electronics
What is the difference between xor gate and exor gate.

 xor and exor are complement of each other
 xor gives two outputs while exor gives one
 xor gives one output while exor gives two
 both are same

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Digital Electronics
What will be Excess - 3 code for decimal ( 584 )?

  (0111 0100 1000).
 (1000 0111 1110).
 (1011 0111 1000).
  (1000 1011 0111).

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Digital Electronics
(44)8 in BCD 8421 code is

 01100011
 01000100
 00110110
 00100100

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