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Digital Electronics

Digital Electronics
A digital voltmeter has a read out range from 0 to 999 counts, the resolution is

 1.1 V.
  1 mV.
 1 V.
 0.01 V.

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Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 none of these
 OR
 NAND
 NOR

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Digital Electronics
AND operation is equivalant to

 Division
 Both B and C
 Intersection
 Union

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Digital Electronics
The maximum positive and negative numbers that can be represented in one’s complement using n-bits are respectively

 +(2n-1-1),-2n-1
 None of these
 +(2n-1-1),-(2n-1-1)
 +2n-1,-(2n-1-1)

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Digital Electronics
In an SR latch built from NOR gates, which condition is not allowed

 S=1, R=0
 S=1, R=1
 S=0, R=1
 S=0, R=0

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Digital Electronics
The 1’s complement of 11010111 is

 10101000
 10101000
 11101000
 00101000

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