📊 Apache Kafka
Q. Kafka’s log compaction ensures:
  • (A) Faster offset lookup
  • (B) Only latest value per key is kept
  • (C) Oldest messages are prioritized
  • (D) Higher throughput
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✅ Correct Answer: (B) Only latest value per key is kept

Explanation: Log compaction removes older messages with the same key, keeping only the latest.

Explanation by: Mr. Dubey
Log compaction removes older messages with the same key, keeping only the latest.

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