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Digital Electronics

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

  T FF.
  D FF.
  S-R FF.
  J-K FF.

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Digital Electronics
An n variable K-map can have

 n2 cells
 2n cells
 n2n cells
  nn cells

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Digital Electronics
In decimal number system what is MSD

 First digit from left to right
 Middle digit
 Mean of all digits
 First digit from right to left

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Digital Electronics
The inverter is ___________

AND gate
NOT gate
OR gate
None of these

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Digital Electronics
A ROM has a 16-bit address bus. The number of locations in this memory is

 32
 1024
 16
 65536

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Digital Electronics
The output of a logic gate is 1 when all its inputs are at logic 1. The gate is either

 an OR or an X-OR
 a NAND or a NOR
 an AND or an OR
 an AND or a NOR

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