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Digital Electronics

Digital Electronics
An 8-square eliminates

 3 variables
 8 variables
 2 variables
 4 variables

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

F53O
F52E
F53F
G52F

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Digital Electronics
The output of a gate is HIGH if and only if all its inputs are LOW. It is true for

 X-OR
 NAND
 NOR
 X-NOR

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Digital Electronics
Which of the following is a digital device

 Resistance of a material
 Microphone
 Regulator of a fan
 Light switch

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Digital Electronics
A read only memory in which the present contents must be erased before the new information can be stored is

 PROM
 EAROM
All of these
 ROM

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

  Modem.
 Microwave systems.
 Coaxial cables.
 Telephone lines.

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MORE MCQ ON Digital Electronics

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