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Digital Electronics

Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 32 × 8
 256 × 1
 16 × 16
 64 × 4

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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"

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

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Digital Electronics
The codes in which each successive code word differs from the preceding one in only one bit position are called

 self-complementing codes
 cyclic codes
 BCD codes
 sequential codes

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Digital Electronics
What will be the Boolean expression for an inverter logic gate, where input is A and output is G ?

None of these
 G = Ā
 G = A
 A= G

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

 8421 code
 Gray code
 Hamming code
 XS-3 code

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Digital Electronics
Digital computers are more widely used as compared to analog computers, because they are

Less expensive
Always more accurate and faster
Easier to maintain
Useful over wider ranges of problem types

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