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Digital Electronics

Digital Electronics
The binary number 10101 is equivalent to decimal number ___________.

19
12
27
21

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Digital Electronics
How many flip flops are required to build a binary counter circuit to count from 0 to 1023?

 24.
 12.
  6.
  10.

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Digital Electronics
In decimal number system what is MSD

 Middle digit
 Mean of all digits
 First digit from right to left
 First digit from left to right

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Digital Electronics
The number of rows in the truth table of a 4-input gate is

 8
 4
 16
 12

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Digital Electronics
An AND gate will function as OR if

All the inputs to the gates are “1”
All the inputs and outputs are complemente'
All the inputs are ‘0’
Either of the inputs is “1”

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

 Gray code
 BCD code
 XS-3 code
 binary code

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