Q. What is speculative execution?

  • (A) Stopping slow tasks
  • (B) Running duplicate tasks to avoid delay
  • (C) Reducing replication
  • (D) Data caching
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✅ Correct Answer: (B) Running duplicate tasks to avoid delay
Explanation: Speculative execution runs duplicate tasks to handle slow nodes.

Published by Mr. Dubey ⭐ 111.54K Points at 19-Apr-2026 08:52 pm in Hadoop

Explanation by: Mr. Dubey
Speculative execution runs duplicate tasks to handle slow nodes.

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