GK Question

technology medium mcq

Which quantum application enables secure communication by detecting eavesdropping attempts?

  1. Quantum Computing
  2. Quantum Key Distribution
  3. Quantum Sensing
  4. Quantum Simulation

Answer: Quantum Key Distribution

QKD uses quantum properties (no-cloning, measurement disturbance) to detect interception during key exchange. Provides information-theoretic security for encryption keys. Deployed in limited networks globally.

Topic Quantum Technologies
Exam Relevance Banking, UPSC, SSC