Advanced Quantum Computing Challenge

Test your deep knowledge of quantum computation with a series of precise, objective questions.

cryptographyentanglementerror correctioncomputingqubitsalgorithmsquantumsupremacycomplexitygate
Difficulty:HARD

Quiz Details

Questions8
CategoryQuantum Physics
DifficultyHARD
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Quiz Questions

Answer all questions below and test your knowledge.

  1. 1

    Which quantum gate is equivalent to a classical NOT operation on a single qubit?

    Question 1
  2. 2

    In Shor’s algorithm, the quantum subroutine primarily performs which mathematical task?

    Question 2
  3. 3

    What is the minimum number of physical qubits required to implement a logical qubit with distance three using the surface code?

    Question 3
  4. 4

    Which statement accurately describes quantum error‑correcting code’s ability to correct errors?

    Question 4
  5. 5

    The no‑cloning theorem forbids which of the following operations?

    Question 5
  6. 6

    In the context of quantum supremacy experiments, which platform achieved the first reported demonstration?

    Question 6
  7. 7

    Which complexity class is believed to contain problems efficiently solvable by a universal quantum computer but not by classical deterministic machines?

    Question 7
  8. 8

    A qubit initialized to (|0⟩+|1⟩)/√2 is measured in the computational basis. What is the probability of obtaining the outcome |1⟩?

    Question 8

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