What is the difference between a Hadoop and Relational Database and Nosql?
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what is the typical block size of an HDFS block?
Why password is needed in ssh localhost?
What is inputsplit in hadoop? Explain.
What happens to a namenode, when job tracker is down?
How many maximum jvm can run on a slave node?
What is the port number for NameNode
How many instances of tasktracker run on a hadoop cluster?
How is hadoop different from other data processing tools?
Define streaming?
What are active and passive "NameNodes"?
what are the steps involved in commissioning adding
What is salary of hadoop developer?
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