What is salary of hadoop developer?
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what should be the ideal replication factor in hadoop?
What are the characteristics of hadoop framework?
What is compute and Storage nodes?
How would you tackle counting words in several text documents?
What is HDFS - Hadoop Distributed File System?
How can I restart namenode?
What happens to job tracker when namenode is down?
Mention what is the number of default partitioner in Hadoop?
Mention what are the data components used by Hadoop?
What is the functionality of jobtracker in hadoop? How many instances of a jobtracker run on hadoop cluster?
What do masters consist of?
What is the heartbeat used for?
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