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Digital Electronics

Digital Electronics
XNOR followed by a NOT gate is equivalant to ________ gate

 XOR
 XNOR
 OR
 NOR

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Digital Electronics
A bubbled NOR gate is equivalent to a

 NAND gate
 AND gate
 X-OR gate
 NOR gate

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Digital Electronics
Which one of the following is 2’s complement of -68?

 10111100
 00111100
 11000100
 01111100

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Digital Electronics
The output of a gate is HIGH if and only if all its inputs are LOW. It is true for

 NAND
 X-NOR
 NOR
 X-OR

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Digital Electronics
One bit full adder has ________ outputs.

 any number
 3
 2
 4

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Digital Electronics
ASCII and EBCDIC codes are

 alphanumeric codes
 BCD codes
 numeric codes
 error correcting codes

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MORE MCQ ON Digital Electronics

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