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CCA-410 · Question #47
CCA-410 Question #47: Real Exam Question with Answer & Explanation
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Question
Your cluster implements hdfs high availability (HA) your two namenodes are named hadoop01 and hadoop02. What occurs when you execute the command: Sudo -u hdfs haadmin -failover hadoop01 hadoop02
Options
- AHadoop02 becomes the standby namenode and hadoop01 becomes the active namenode
- BHadoop02 is fenced, and hadoop01 becomes active namenode
- CHadoop01 becomes inactive and hadoop02 becomes the active namenode
- DHadoop01 is fenced, and hadoop02 becomes the active namenode
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