What is partioner in hadoop? Where does it run,mapper or reducer?
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What is DistributedCache and its purpose?
How can we change the split size if our commodity hardware has less storage space?
What is cloudera and why it is used?
What is the purpose of dfsadmin tool?
what is SPF?
What is hbase in hadoop?
How to resolve ioexception: cannot create directory, while formatting namenode in hadoop?
What Mapper does?
How does an hadoop application look like or their basic components?
what is meaning Replication factor?
What is the problem with HDFS and streaming data like logs
What are the steps to submit a Hadoop job?
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