Current Affairs · Science and Technology
Which country successfully demonstrated a 500-kilometre quantum-based secure communication network over existing optical fiber infrastructure using indigenous Quantum Key Distribution (QKD) systems?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1United States
- 2China
- 3India✓
- 4Germany
Correct answer
India
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Current Affairs?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Science and Technology MCQs →Want more practice questions on Science and Technology?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Current Affairs · Science and Technology