EC > GATE 2025 > Combinational Circuits
A full adder and an XOR gate are used to design a digital circuit with inputs X, Y, and Z, and output F, as shown below. The input Z is connected to the carry-in input of the full adder.
If the input Z is set to logic '1', then the circuit functions as ______ with X and Y as inputs.
A
an adder
B
a subtractor
C
a multiplier
D
a binary to Gray code converter

Correct : a

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Related Topics

full adder circuit XOR gate digital circuit design GATE EC 2025 adder function subtractor logic multiplier logic binary Gray code converter logic gate circuit GATE EC 2025 question 24

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