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Digital Electronics

Digital Electronics
How many bits are required to store one BCD digit ?

 3
 2
 1
 4

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Digital Electronics
An EPROM

 is of random-access type
All of these
 is programmable
 is non volatile

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Digital Electronics
The main criterion in the design of a digital circuit is reduction of

 volume
 size
 weight
 cost

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

 Gray code
 cyclic code
 Hamming code
 XS-3 code

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Digital Electronics
2's Complement of 10101011 is

 10101011
 00111100
 01010101
 10101100

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Digital Electronics
What is the minimum number of NAND gates required to realize an X-OR gate?

 6
 3
 5
 4

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