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Digital Electronics

Digital Electronics
A half adder is a ________ circuit.

 Both A and B
 None
 Combinational
 Sequential

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Digital Electronics
LSI means

 Large Symbol Integration
 Large Scale Integration
 Large Symbol Invertor
 Large Scale Invertor

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Digital Electronics
2-out-of-5 code is

 alphanumeric code
 self-complementing code
 weighted code
 non-weighted code

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Digital Electronics
The voltage levels for negative logic system

 must necessarily be negative
 must necessarily be 0 V and –5 V
 must necessarily be positive
 may be negative or positive

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

 X-NOR
 AND
 NAND
 OR

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Digital Electronics
1’s complement of 17 is

 10111.
 10001.
  01110.
 11100.

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MORE MCQ ON Digital Electronics

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