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Digital Electronics

Digital Electronics
A half adder is a ________ circuit.

 Both A and B
 Combinational
 None
 Sequential

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Digital Electronics
"What would happen, if smaller logic modules are utilized for performing logical functions associated with FPGA? A. Propagation delay will increase B. FPGA area will increase C. Wastage of logic modules will not be prevented D. Number of interconnected paths in device will decrease"

B & C
A & B
C & D
A & D

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Digital Electronics
For checking the parity of a digital word, it is preferable to use

 NAND gates
 NOR gates
 AND gates
 X-OR gates

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Digital Electronics
The universal gate is ___________

OR gate
NAND gate
AND gate
None of these

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Digital Electronics
It is desired to have a 64 × 8 ROM. The ROMs available are of 16 × 4 size. The number of ROMs required will be

 2
 8
 4
 6

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Digital Electronics
1’s complement of 17 is

 11100.
 10001.
  01110.
 10111.

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