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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.
 1.
 both are same
 none

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Digital Electronics
The number of digit 1 present in the binary representation of (3 × 512 + 7 × 64 + 5 × 8 + 3) is

 7
 8
 6
 9

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Digital Electronics
2-out-of-5 code is

 self-complementing code
 non-weighted code
 weighted code
 alphanumeric code

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Digital Electronics
An 8-square is called

 an octet
 a pair
 a cube
 a quad

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Digital Electronics
Unit distance code is the other name of

 XS-3 code
 sequential code
 self-complementing code
 cyclic code

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Digital Electronics
The output of a NAND gate is low

 only when all the inputs are low
 only when all the inputs are high
 only when at least one input is low
 only when at least one input is high

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