Advanced Quantum Applications Quiz

Test deep knowledge of practical quantum technologies with challenging multiple‑choice items.

quantum algorithmsentanglementquantum computingquantum cryptographyquantum metrologyquantum communicationquantum sensors
Difficulty:HARD

Quiz Details

Questions7
CategoryQuantum Physics
DifficultyHARD
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Quiz Questions

Answer all questions below and test your knowledge.

  1. 1

    Which physical platform currently offers the highest gate fidelity for scalable quantum processors?

    Question 1
  2. 2

    In quantum key distribution, the BB84 protocol encodes bits using which two complementary bases?

    Question 2
  3. 3

    What is the primary advantage of using quantum error‑correcting codes based on surface codes in two‑dimensional architectures?

    Question 3
  4. 4

    Which of the following sensing techniques exploits entangled photon pairs to achieve resolution beyond the classical diffraction limit?

    Question 4
  5. 5

    In a quantum random‑access memory (QRAM) design, what role does the bucket‑brigade architecture play?

    Question 5
  6. 6

    Which algorithm provides exponential speedup for solving linear systems of equations on a quantum computer?

    Question 6
  7. 7

    What phenomenon enables quantum repeaters to extend entanglement distribution over continental distances?

    Question 7

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