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Digital Electronics

Digital Electronics
The parity of the binary number 11011001 is

 not known
 same as the number of zeros
 odd
 even

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Digital Electronics
How many input and output required for multiplexer ?

 One input and many output
None of these
 Many input and one output
 One input and one output

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Digital Electronics
The inputs of a NAND gate are connected together. The resulting circuit is ___________.

None of these
NOT gate
OR gate
AND gate

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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
 binary code
 XS-3 code

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Digital Electronics
The boolean algebra is mostly based on

 Boolean theorem
 De Morpans theorem
 Standard theorem
 De Morgans theorem

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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?

 1:2
 2:3
 2:1
 1:1

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