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Hadoop · Q60

Hadoop Architecture

Programming · Hadoop · question 60

Q60

What is the significance of the Hadoop Secondary NameNode in the architecture?

A.
Failover for the NameNode
B.
Store a backup of the entire HDFS metadata
Answer
C.
Manage computation resources
D.
Manages ZooKeeper configurations

Answer: Option B

Solution

Answer: Option B
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