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Digital Electronics

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

 50 to 100
 12 to 99
 < 50
 < 500

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Digital Electronics
The output of a NOR gate is high

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

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Digital Electronics
A demultiplexer is a

 1-to-1 device
 N-to-N device
 1-to-N device
 N-to-1 device

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Digital Electronics
X + X.Y = ?

 X
 1
 Y
 0

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Digital Electronics
Truth table is used to express

 Boolean map
 Boolean addition
 Boolean matrix
 Boolean expression

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Digital Electronics
A small circle or dot on top of an IC represents

 Pin1
 Pin13
 Pin14
 Pin2

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MORE MCQ ON Digital Electronics

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