Quantum Computing Basics MCQs

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1. What is the fundamental unit of information in quantum computing?



2. Which principle explains the ability of qubits to exist in multiple states simultaneously?



3. What does entanglement in quantum computing refer to?



4. uantum Algorithms
5. Which algorithm is known for factoring large numbers efficiently?



6. What is the significance of Grover’s algorithm?



7. Which of the following best describes a quantum algorithm?



8. uantum Hardware
9. Which of the following describes a quantum gate?



10. What is a quantum circuit?



11. What technology is often used to create qubits?



12. Which type of quantum computer uses trapped ions as qubits?



13. Which of the following is a feature of superconducting qubits?



14. uantum Phenomena
15. What does “quantum decoherence” refer to?



16. What does “quantum tunneling” refer to?



17. Which principle allows qubits to be entangled?



18. What does the term “quantum state” refer to?



19. uantum Computing Concepts
20. What is a quantum supercomputer?



21. What is the role of quantum error correction?



22. Which of the following best describes “quantum supremacy”?



23. What is the primary purpose of a quantum simulator?



24. What is the role of a quantum annealer?



25. uantum Cryptography and Security
26. Which quantum computing concept allows for secure transmission of information?



27. What is “quantum cryptography”?



28. What does the “no-cloning theorem” state?



29. Applications and Programming
30. Which of the following is a potential application of quantum computing?



31. What is a significant benefit of quantum computing in finance?



32. Which of the following is an example of a quantum programming language?



33. What is the role of quantum entanglement in quantum teleportation?



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