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Hadoop · Q44

Best Practices and Optimization of Hadoop

Programming · Hadoop · question 44

Q44

How can Hadoop Namenode High Availability (HA) be achieved?

A.
By configuring multiple active Namenodes
Answer
B.
By using backup Namenodes
C.
By replicating the Namenode metadata
D.
By compressing Namenode data

Answer: Option A

Solution

Answer: Option A
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