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Digital Electronics

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

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

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Digital Electronics
In which code do the successive code characters differ in only one position?

 Gray code
 8421 code
 XS-3 code
 Hamming code

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

 16
 32
 65536
 1024

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Digital Electronics
For 4 bit parallel addition, we need ________ half adder(s) and ________ full adder(s)

 1 and 3
 0 and 3
 1 and 4
 0 and 4

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Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

 NOR gate
 X-NOR gate
 X-OR gate
 NAND gate

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Digital Electronics
If in a base b number system, 54/4=13, the base of the number is

 9
 7
 6
 8

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