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Digital Electronics

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?

 2:3
 1:1
 1:2
 2:1

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Digital Electronics
The binary code of (21.125)10 is

10100.111
10100.001
10101.001
10101.01

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Digital Electronics
1 Kilo bits are equal to

 1024 bits
 1000 bits
 1008 bits
 1012 bits

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Digital Electronics
Which of the following gate is a two-level logic gate

NAND gate
OR gate
EXCLUSIVE OR gate
NOT gate

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Digital Electronics
The output of a gate is HIGH if and only if all its inputs are LOW. It is true for

 NOR
 X-NOR
 X-OR
 NAND

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Digital Electronics
Which mechanism allocates the binary value to the states in order to reduce the cost of the combinational circuits?

State Evaluation
State Reduction
State Assignment
State Minimization

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