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Digital Electronics

Digital Electronics
A ROM has a 16-bit address bus. The number of locations in this memory is

 65536
 1024
 16
 32

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Digital Electronics
A full adder has

 2 inputs, 2 outputs
 2 inputs, 1 output
 3 inputs, 1 output
 3 inputs, 2 outputs

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Digital Electronics
The voltage levels for negative logic system

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

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Digital Electronics
(FE35)16 XOR (CB15)16 is equal to

 (FF35)16
 (FF50)16
 (3520)16
 (3320)16

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Digital Electronics
Complement of NOR and OR gate is ________ and ________ respectively.

 NAND, AND
 OR, NOR
 AND, NAND
 NOR, OR

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Digital Electronics
Which of the following codes is known as the 8421 code?

 BCD code
 ASCII code
 Gray code
 XS-3 code

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