Where are hadoop’s configuration files located and list them?
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Can we write map reduce program in other than java programming language. How?
After increasing the replication level, I still see that data is under replicated. What could be wrong?
How to restart NameNode or all the daemons in Hadoop?
What is fsck?
What is rack awareness in hadoop?
What are the core components of Hadoop?
What are the port numbers of task tracker?
What is a namenode?
Can you explain speculative execution?
When should be hadoop archive create?
What happens when two clients try to access the same file in the hdfs?
What is the most widely recognized info formats characterized in hadoop?
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