Do we need to give a password, even if the key is added in ssh?
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What is the default replication factor?
Explain how is hadoop different from other data processing tools?
What is nlineoutputformat?
Where do you specify the Mapper Implementation?
How to resolve small file problem in hdfs?
Whats is distributed cache in hadoop?
What is the jobtracker?
What do the master class and the output class do?
What is crontab? Explain with suitable example?
What do you know by storage and compute node?
What is structured data?
What is Apache Hadoop?
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