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Digital Electronics

Digital Electronics
Which of the following gates is known as anticoincidence detector?

 X-NOR gate
 OR gate
 X-OR gate
 AND gate

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

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

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Digital Electronics
The largest positive number that can be stored in a computer that has 16-bit word length and uses two’s complement arithmetic is

 65,536
 32
 32,768
 32,767

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Digital Electronics
In digital systems, 1 byte is equal to ________ bit(s).

 1
 8
 2
 4

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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.
  J-K FF.
  T FF.
  D FF.

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Digital Electronics
Which of the logical operations is represented by the + sign in Boolean algebra ?

 NAND
 OR
 NOT
 AND

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