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Digital Electronics

Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 3
 1
 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

 0
 2
 1
 4

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Digital Electronics
Unit distance code is the other name of

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

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 9
 6
 8
 3

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Digital Electronics
The maximum positive and negative numbers that can be represented in one’s complement using n-bits are respectively

 None of these
 +(2n-1-1),-(2n-1-1)
 +(2n-1-1),-2n-1
 +2n-1,-(2n-1-1)

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Digital Electronics
Each term in the standard POS form is called a

 minterm
 maxterm
 don’t care
 literal

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