M Mr. Dubey 🎓 Coach ⭐ 102.92K Points 📊 Hadoop Q. What does the term 'rack awareness' refer to in Hadoop? (A) Storing all data on a single rack (B) Replication across nodes in the same rack (C) Understanding rack locations for placing replicas (D) Rack monitoring tool 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (C) Understanding rack locations for placing replicas Explanation: Rack awareness in Hadoop ensures data is replicated across different racks for fault tolerance.