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Digital Electronics

Digital Electronics
Which of the following is equivalant to an ODD function

 XOR
 XNOR
 AND-NOR
 NOR

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Digital Electronics
When will be the output of an exclusive-OR gate is HIGH ?

 All inputs are LOW
 All inputs are HIGH
 The inputs are different
 The inputs are equal

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Digital Electronics
The number A = 01110000 and B = 10101111 are in 2’s complement form .Addition of above two number is

 10101111
 00011111
 011100001
 11100000

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Digital Electronics
A 16-square eliminates

 2 variables
 3 variables
 4 variables
 8 variables

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

 AND
 NOR
 X-NOR
 NAND

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Digital Electronics
An AND gate will function as OR if

All the inputs to the gates are “1”
All the inputs and outputs are complemente'
Either of the inputs is “1”
All the inputs are ‘0’

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