What is a quantum gate?
a) A logical operation used in classical computing
b) A basic building block in quantum circuits that manipulates qubits
c) A method for storing qubits
d) A way to communicate between quantum computers
Answer:
b) A basic building block in quantum circuits that manipulates qubits
Explanation:
A quantum gate is an operation in quantum computing that changes the state of qubits, similar to logic gates in classical computing.