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Digital Electronics

Digital Electronics
A + Ā is equal to

 A
 1
 Ā
 0

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Digital Electronics
11001, 1001 and 111001 correspond to the 2’scomplement representation of the following set of numbers

 -7, -7 and -7 respectively
 -25, -9 and -57 respectively
 25, 9 and 57 respectively
 -6, -6 and -6 respectively

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

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

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Digital Electronics
Minimization of logical expressions while designing digital systems helps in reducing

 power requirements
 cost
All of these
 space requirements

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Digital Electronics
The binary number 110011.11 is equivalent to decimal number

 50.65
 51.65
 51.75
 50.75

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Digital Electronics
Which of the following gates cannot be used as an inverter?

 X-NOR
 NOR
 NAND
 AND

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