A

Admin • 833.24K Points
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Q. What is the role of Secondary NameNode in Hadoop?

  • (A) Backup for NameNode
  • (B) Stores user data
  • (C) Handles client requests
  • (D) Merges edit logs with fsimage
  • Correct Answer - Option(D)
  • Views: 20
  • Filed under category Hadoop
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Explanation by: Admin

Secondary NameNode periodically merges the edit logs with the fsimage to keep metadata compact.

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