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Digital Electronics

Digital Electronics
Which of the following represents (E3)16 ?

 (2BC)16-(1DE)16
 (1CE)16+(A2)16
 (200)16-(11D)16
 (1BC)16-(DE)16

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Digital Electronics
The X-OR and X-NOR gates can have how many inputs?

 2
 4
 any number
 1

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Digital Electronics
The time required for a gate to change its output is called as

 start time
 Decay time
 run time
 propagation time

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Digital Electronics
The output of a NAND gate is low

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

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Digital Electronics
A gate is inhibited when its inhibit input is at logic 1. The gate is

 NAND
 AND
 OR
 none of these

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Digital Electronics
In signed magnitude representation, the binary equivalent of 22.5625 is (the bit before comma represents the sign)

 1,10110.1001
 0,10110.1011
 0,10110.1001
 1,10101.1001

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