Q. Kafka's topic cleanup policy 'compact' does what?

  • (A) Deletes all messages older than a set time
  • (B) Keeps only the latest value for each key
  • (C) Backs up all partitions
  • (D) Encrypts old data
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✅ Correct Answer: (B) Keeps only the latest value for each key
Explanation: Log compaction retains the last message for each unique key.

Published by Mr. Dubey ⭐ 110.47K Points at 13-Jun-2025 11:00 am in Apache Kafka

Explanation by: Mr. Dubey
Log compaction retains the last message for each unique key.

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