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Digital Electronics

Digital Electronics
In LSI, the number of gate circuits per chip is

 100 to 999
 100 to 9,999
 < 10,000
 1000 to 10,000

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Digital Electronics
A multiplexer is a combinational logic circuit used to perform the operation

 XOR-NAND
 NOR-OR
 AND-OR
 AND-AND

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Digital Electronics
The output of a NOR gate is high

 only when at least one input is low
 only when all the inputs are high
 only when at least one input is high
 only when all the inputs are low

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Digital Electronics
If a counter having 10 flip flops is initially at 0, What count will if hold after 2060 pulses?

 000 001 1100.
  000 000 1000.
  000 000 1100.
 000 000 1110.

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Digital Electronics
Why encoder is used in the digital electronics ?

 To convert coded information into non coded form
 It is used to separate address bus and data bus
 To convert non coded information into coded form
None of these

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Three inputs and two outputs
 Three inputs and one output
 Two inputs and three outputs
 Two inputs and two outputs

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MORE MCQ ON Digital Electronics

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