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Digital Electronics

Digital Electronics
An EPROM is

 programmable and erasable
 erasable but not programmable
 non erasable
 volatile

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Digital Electronics
A gate is enabled when its enable input is at logic 0. The gate is

 NOR
 AND
 NAND
 none of these

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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
All of these
 EAROM
 ROM

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 OR
 X-OR
 AND
 X-NOR

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Digital Electronics
A latch is ________ sensitive

 None
 edge
 level
 both level and edge

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Digital Electronics
How many input and output required for demultiplexer ?

None of these
 number of selection inputs and one output
 one input and one output
 one input and many output

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MORE MCQ ON Digital Electronics

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