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Digital Electronics

Digital Electronics
How many flip flops are required to build a binary counter circuit to count from 0 to 1023?

  10.
 12.
  6.
 24.

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Digital Electronics
In which code do the successive code characters differ in only one position?

 Gray code
 Hamming code
 XS-3 code
 8421 code

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Digital Electronics
One bit full adder has ________ inputs

 3
 4
 any number
 2

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

 NAND
 AND
 OR
 NOT

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Digital Electronics
A + Ā is equal to

 1
 Ā
 A
 0

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Digital Electronics
A 15-bit Hamming code requires

 5 parity bits
 15 parity bits
 none of these.
 4 parity bits

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