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Digital Electronics

Digital Electronics
An n variable K-map can have

 2n cells
 n2 cells
 n2n cells
  nn cells

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Digital Electronics
If a Hexadecimal number needs to convert to binary. For each hexadecimal digit, there will be how many bits

 1
 8
 4
 2

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Digital Electronics
For the design of a combinational circuit with four inputs using only NAND gates, the number of K-maps required for the simplification process is

 4
 1
 2
 0

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Digital Electronics
In which code do the successive code characters differ in only one position?

 Hamming code
 Gray code
 XS-3 code
 8421 code

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Digital Electronics
The AND-OR realization of a combinational circuit requires three 3-input AND gates and one 3-input OR gate. This circuit can be designed using

 four input NAND gates only
 three 3-input OR gates and one 3-input AND gate
None of these
 three 3-input NAND gates and one 3-input NOR gate

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Digital Electronics
Stack is also known as

 Flash memory
 LILO memory
 LIFO memory
 FIFO memory

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