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Controlled inverter is also known as ____________(a) Controlled buffer(b) NOT gate(c) Both controlled buffer and NOT gate(d) Controlled gateI have been asked this question by my college director while I was bunking the class.Asked question is from 4-Bit Parallel Adder/Subtractor topic in chapter Arithmetic Circuits of Digital Circuits

Answer»

Correct option is (C) Both CONTROLLED BUFFER and NOT gate

The explanation is: Controlled inverter is ALSO known as controlled buffer and NOT gate as well. It is used between output and a bus so that ONE can control whether the output is fed to the bus or not.



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