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Digital Electronics

Digital Electronics
How many stable state/states present in flip-flop ?

 2
 1
 4
 3

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Digital Electronics
Which of the following is a self-complementing code?

 Hamming code
 XS-3 code
 Gray code
 cyclic code

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Digital Electronics
In a read-only memory information can be stored

 at the time of fabrication
 in any of the above ways depending upon the type of memory
 by the user only once during its life time
 by the user a number of times

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Digital Electronics
A gate is inhibited when its inhibit input is at logic 1. The gate is

 NAND
 OR
 AND
 none of these

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Digital Electronics
1 Kilo bits are equal to

 1012 bits
 1000 bits
 1008 bits
 1024 bits

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Digital Electronics
The maximum positive and negative numbers which can be represented in two’s complement form using n bits are respectively,

 +2n-1,-2n-1
 +2n-1,-(2n-1+1)
 +(2n-1-1),-(2n-1-1)
 +(2n-1-1),-2n-1

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