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Digital Electronics

Digital Electronics
How many bits are required to store one BCD digit ?

 4
 2
 3
 1

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Digital Electronics
The difference between the diagram of a NOR and OR gate is

 OR is more squared than NOR
 OR is more oval than NOR
 NOR has got a bubble at its output terminal
 OR has got a bubble at its output terminal

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Digital Electronics
A gate is disabled when its disable input is at logic 0. The gate is

 AND
 none of these
 NOR
 OR

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Digital Electronics
A hexadecimal odometer displays F 52 F. The next reading will be

F53O
F52E
G52F
F53F

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Digital Electronics
Consider the operation 24+17 = 40 .What is the correct base of number so that operation is correct?

 13
 12
 11
 10

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

  J-K FF.
  T FF.
  D FF.
  S-R FF.

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