what are Task Tracker and Job Tracker?
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What is crontab? Explain with suitable example?
What is Hadoop?
Do we need to give a password, even if the key is added in ssh?
What are sink processors?
what is the default replication factor in HDFS?
How to resolve ioexception: cannot create directory, while formatting namenode in hadoop?
What happens in a textinputformat?
Explain the hadoop configuration files at present?
Explain the Job OutputFormat?
what is difference between int and intwritable?
What is HDFS High Availability?
how to share the metastore within multiple users?
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