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Digital Electronics

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

 AND
 none of these
 NAND
 NOR

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Digital Electronics
What is mean by FPU

 floating parallel universal
 floating parallel unit
 floating point unit
 floating point universal

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Digital Electronics
LSI means

 Large Scale Integration
 Large Symbol Invertor
 Large Symbol Integration
 Large Scale Invertor

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 0. The gate is either

 an OR or an X-OR
 an OR or an X-NOR
 a NAND or an X-OR
 an AND or a NOR

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Digital Electronics
If 4 input MUXes drive a 4 input multiplexer, it results a

 4 input MUX
 8 input MUX
 6 input MUX
 16 input MUX

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Digital Electronics
The voltages corresponding to LOW and HIGH levels respectively are given below. Identify the voltages which correspond to positive logic system.

 5 V and 0 V
 –1.5 V and – 5 V
 0 V and 5 V
 1 V and -5 V

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