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Digital Electronics

Digital Electronics
Which of the following is 2’s complement of +12?

 00001000
 00001100
 00000011
 01110011

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Digital Electronics
Fastest memory element is

 Cache
 Hard Drive
 ROM
 RAM

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Digital Electronics
In ULSI, the number of gate circuits per chip is

 > 1,00,000
 50,000 to 99,999
 > 50,000
 1,00,000 to 10,00,000

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Digital Electronics
A half adder is a ________ circuit.

 Sequential
 None
 Both A and B
 Combinational

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Digital Electronics
X OR X' will result

 0
 1
 X
 X'

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Digital Electronics
The universal gate is ___________

NAND gate
OR gate
None of these
AND gate

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