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Digital Electronics

Digital Electronics
Switching circuits are

 none of these
 analog circuits
 digital circuits
 hybrid circuits

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

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

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Digital Electronics
1’s complement of 17 is

 10111.
  01110.
 11100.
 10001.

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Digital Electronics
9’s complement of 52784630 is

 47215369
 48225469
 57316379
 58326479

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

 volume
 cost
 size
 weight

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Digital Electronics
Combinations that are not listed for the input variables are

 Carry
 Don't Care
 Overflow
 Borrow

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