Explain the features of pseudo mode?
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What is the communication channel between client and namenode/datanode?
What is Your Cluster size ?
What if a namenode has no data?
What is a Record Reader in hadoop?
What do the master class and the output class do?
What is the difference between traditional RDBMS and Hadoop?
What is Hadoop streaming?
What is Input Split in hadoop?
Hadoop Libraries and Utilities and Miscellaneous Hadoop Applications?
What Mapper does?
What are channel selectors?
Explain the Job OutputFormat?
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