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Digital Electronics

Digital Electronics
Which of the following is not a transmission medium?

 Telephone lines.
  Modem.
 Microwave systems.
 Coaxial cables.

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Digital Electronics
It is desired to have a 64 × 8 ROM. The ROMs available are of 16 × 4 size. The number of ROMs required will be

 6
 2
 8
 4

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Digital Electronics
The base of the number system for the addition operation 24 + 14 = 41 to be true is

 7
 6
 5
 8

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Digital Electronics
Unit distance code is the other name of

 cyclic code
 XS-3 code
 sequential code
 self-complementing code

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Digital Electronics
10’s complement of 63325600 is

 36674400
 366744399
 36774400
 633256600

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Digital Electronics
When will be the output of a NOT gate is HIGH ?

 the input is LOW
None of these
 the input is HIGH
 the input is HIGH and LOW

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