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Digital Electronics

Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 NAND
 X-OR
 AND, OR, and NOT
 NOR

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Digital Electronics
The hex address of the 256th memory location is

 00100
 001FF
 00FFF
 000FF

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

  S-R FF.
  T FF.
  D FF.
  J-K FF.

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Digital Electronics
"What would happen, if smaller logic modules are utilized for performing logical functions associated with FPGA? A. Propagation delay will increase B. FPGA area will increase C. Wastage of logic modules will not be prevented D. Number of interconnected paths in device will decrease"

B & C
A & B
A & D
C & D

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

 weight
 size
 cost
 volume

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Digital Electronics
An 8 × 4 ROM contains a decoder of size

 3 × 4
 3 × 8
 8 × 8
 8 × 4

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