GK Question

science hard true_false

True or False: Quantum error correction encodes logical qubits into multiple physical qubits to protect against decoherence.

  1. True
  2. False

Answer: True

QEC (e.g., surface codes) detects/corrects errors without measuring quantum state directly. Essential for fault-tolerant quantum computing. Active research area; India's National Quantum Mission includes QEC R&D. [[DST Reports, NCERT Physics Class 12]]

Topic Physics - Quantum Error Correction
Exam Relevance UPSC CSE, SSC Scientific Assistant, CSIR NET