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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

 none
 1.
 both are same
 2.

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Digital Electronics
One bit full adder has ________ outputs.

 2
 3
 4
 any number

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Digital Electronics
1 Gigabyte is equal to

 1024 bits
 1024 kbytes
 1024 bytes
 1024 Mbytes

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Three inputs and two outputs
 Three inputs and one output
 Two inputs and three outputs
 Two inputs and two outputs

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Digital Electronics
Which of the following codes is known as the 8421 code?

 BCD code
 Gray code
 ASCII code
 XS-3 code

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Digital Electronics
A 32 × 10 ROM contains a decoder of size

 32 × 10
 5 × 32
 32 × 32
 10 × 32

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