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Digital Electronics

Digital Electronics
Which of these circuits will give yield carry with more delay 1. Carry look ahead adder 2. Ripple carry adder

 2.
 none
 1.
 both are same

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Digital Electronics
A bubbled AND gate is equivalent to a

 NOR gate
 OR gate
 X-OR gate
 NAND gate

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

 X-OR gates
 AND gates
 NAND gates
 NOR gates

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Digital Electronics
When will be the output of a NOT gate is HIGH ?

 the input is HIGH
None of these
 the input is LOW
 the input is HIGH and LOW

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Digital Electronics
A NAND gate is called a universal logic element because

It is used by everybody
Many digital computers use NAND gates.
All the minization techniques are applicable for optimum NAND gate realization
Any logic function can be realized by NAND gates alone

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Digital Electronics
Transfer of data from one register to another register is known as ________ register operation.

 Inter
 In between
 Inside
 Intra

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