What is crontab? Explain with suitable example?
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What do the master class and the output class do?
In cloudera there is already a cluster, but if I want to form a cluster on ubuntu can we do it?
What is the relation between job and task in hadoop?
Is secondary namenode a substitute to the namenode?
shouldn't DFS be able to handle large volumes of data already?
What is the Use of SSH in Hadoop ?
what are Task Tracker and Job Tracker?
Define a commodity hardware? Does commodity hardware include ram?
Can Apache Kafka be used without Zookeeper?
What are the modules that constitute the Apache Hadoop 2.0 framework?
What is difference between secondary namenode, checkpoint namenode & backupnod secondary namenode, a poorly named component of hadoop?
On What concept the Hadoop framework works?
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