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Digital Electronics

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

 Gray code
 binary code
 XS-3 code
 BCD code

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Digital Electronics
The 7-bit Hamming code is used to transmit

 4 data bits
 3 data bits
 no data bits
 7 data bits

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Digital Electronics
X OR X' will result

 X
 1
 X'
 0

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Digital Electronics
The number of 1 in 8-bit representation of 127 in 2’s complement form is m and that in 1,s complement form is n. What is the value of m:n?

 1:1
 2:1
 2:3
 1:2

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Digital Electronics
An OR gate has 6 inputs. The number of input words in its truth table are

6
32
128
64

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Digital Electronics
The difference between the diagram of a NOR and OR gate is

 OR is more squared than NOR
 NOR has got a bubble at its output terminal
 OR has got a bubble at its output terminal
 OR is more oval than NOR

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