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Digital Electronics

Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 7070
 5050
 F0F0
 1010

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

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

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Digital Electronics
What is the gray code for the binary 101011?

 101011
 011111
 111110
 110101

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Digital Electronics
1s Complement of 11001010 is

 11001011
 00110111
 00110101
 11001001

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Digital Electronics
In which of the following codes do the successive characters differ in only 1-bit position?

 cyclic code
 8421 code
 2421 code
 binary code

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Digital Electronics
The binary number designations of the rows and columns of the K-map are in

 Gray code
 XS-3 code
 BCD code
 binary code

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