A. Manage task execution in MapReduce jobs
B. Execute MapReduce jobs
C. Backup for the NameNode
D. Manage computation resources
Answer: Option C
This Question Belongs to Hadoop >> Hadoop Cluster Management
What is the primary role of the Hadoop ResourceManager in a Hadoop cluster?
A. Manage computation resources
B. Store intermediate data
C. Execute MapReduce jobs
D. Manage task execution in MapReduce jobs
In Hadoop, what is the function of the NameNode in the Hadoop Distributed File System (HDFS)?
A. Manage computation resources
B. Execute MapReduce jobs
C. Store intermediate data
D. Manage metadata of HDFS
What does the term "DataNode" refer to in the context of a Hadoop cluster?
A. Node that manages computation resources
B. Node that executes Map tasks
C. Node that stores and manages data
D. Node that manages metadata of HDFS
What is the purpose of the Hadoop Secondary NameNode in a Hadoop cluster?
A. Execute MapReduce jobs
B. Backup for the NameNode
C. Manage task execution in MapReduce jobs
D. None of the above
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