What stored in HDFS?
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Does the hdfs client decide the input split or namenode?
What stored in HDFS?
What is a Combiner?
What is the problem with HDFS and streaming data like logs
how to share the metastore within multiple users?
What is a block and block scanner in HDFS?
Explain the wordcount implementation via hadoop framework ?
Define a namenode?
What is the meaning of the term "non-DFS used" in Hadoop web-console?
What is Disk Balancer in Apache Hadoop?
What is a task instance in hadoop? Where does it run?
What happens to a namenode, when job tracker is down?
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