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Digital Electronics

Digital Electronics
The X-OR and X-NOR gates can have how many inputs?

 1
 2
 any number
 4

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 9
 6
 3
 8

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Digital Electronics
In a T flip-flop no of input circuit is

 4
 1
 3
 2

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Digital Electronics
Which of the following logic circuits is the fastest ?

 TTL.
 DTL.
 All have same speed.
 RTL.

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Digital Electronics
Most of the digital computers do not have floating point hardware because

It is not possible to perform floating point addition by hardware
Floating point hardware is costly
It is slower than software
Of no specific reason

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Digital Electronics
Which of the following BCD codes with an odd parity bit included in the end of code group, have error in the code? (I)1001010110000 (II)0100011101100 (III)0111110000011 (IV)1000011000101

 Both (I) & (II)
 Only (II)
 Both (I)&(IV)
 Both (II)&(III)

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