MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

DIGITAL LOGIC

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which is the major functioning responsibility of the multiplexing combinational circuit?
A
Decoding the binary information
B
Generation of all minterms in an output function with OR-gate
C
Generation of selected path between multiple sources and a single destination
D
Encoding of binary information
Explanation: 

Detailed explanation-1: -4. Which is the major functioning responsibility of the multiplexing combinational circuit? Explanation: The major functioning responsibility of the multiplexing combinational circuit is generation of selected path between multiple sources and a single destination because it makes the circuit too flexible.

Detailed explanation-2: -A multiplexer (MUX) is a combinational logic circuit designed to switch one of several inputs to a single common output line. A multiplexer is Many to One data selector. A multiplexer selects one of the many data available at its input depending on the bits on the select line.

Detailed explanation-3: -A multiplexer is a combinational circuit. A multiplexer is Many to one data selector. A multiplexer selects one of the many data available at its input depending on the bits on the select line. For 2n inputs, there are n select lines that determine, which input is to be connected to the output.

Detailed explanation-4: -A digital multiplexer is a combinational circuit that selects binary information from one of many input lines and directs it to a single output line.

Detailed explanation-5: -Multiplexer is a combinational circuit that has maximum of 2n data inputs, ā€˜nā€™ selection lines and single output line. One of these data inputs will be connected to the output based on the values of selection lines. Since there are ā€˜nā€™ selection lines, there will be 2n possible combinations of zeros and ones.

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