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Digital Electronics

Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

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

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Digital Electronics
The decimal equivalent of the highest possible address for an 8-bit address bus is

 8
 128
 256
 255

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Digital Electronics
A 10 bit A/D conveter is used to digitize an analog signal in the 0 to 6 volt. The maximum peak to ripple voltage that can be allowed in the D.C. supply voltage is

  6 mV.
 10 mV.
 5 mV.
  5.85 mV.

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Digital Electronics
The time required for a gate to change its output is called as

 Decay time
 run time
 propagation time
 start time

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Digital Electronics
A device which converts BCD into octal is called

 decoder
 code converter
 encoder
 demultiplexer

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

 Microwave systems.
 Coaxial cables.
  Modem.
 Telephone lines.

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MORE MCQ ON Digital Electronics

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