What are some typical functions of Job Tracker?
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Which one is default?
Is it possible to provide multiple input to Hadoop? If yes then how can you give multiple directories as input to the Hadoop job?
Why Hadoop performs replication, although it results in data redundancy?
What are the hadoop configuration files at present?
What are the Features of Hadoop?
Ideally what should be the replication factor in hadoop?
Mention what daemons run on a master node and slave nodes?
What is tasktracker in hadoop?
what is next step after mapper or maptask?
Why slaves limited to 4000 in hadoop version 1?
Explain Data Locality in Hadoop?
Can we change the file cached by distributed cache
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