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CCA-500 · Question #32
CCA-500 Question #32: Real Exam Question with Answer & Explanation
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Question
You have A 20 node Hadoop cluster, with 18 slave nodes and 2 master nodes running HDFS High Availability (HA). You want to minimize the chance of data loss in your cluster. What should you do?
Options
- AAdd another master node to increase the number of nodes running the JournalNode which
- BSet an HDFS replication factor that provides data redundancy, protecting against node failure
- CRun a Secondary NameNode on a different master from the NameNode in order to provide
- DRun the ResourceManager on a different master from the NameNode in order to load-share
- EConfigure the cluster's disk drives with an appropriate fault tolerant RAID level
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