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Apache Hadoop Interview Questions
Un-Answered Questions { Apache Hadoop }
How many instances of tasktracker run on a hadoop cluster?
What is the purpose of button groups?
Can hive run without hadoop?
What is Hadoop streaming?
In which location Name Node stores its Metadata and why?
What is rack-aware replica placement policy?
What are the limitations of importing RDBMS tables into Hcatalog directly?
What is the difference between HDFS and NAS ?
What do you know about nlineoutputformat?
How many Daemon processes run on a Hadoop system?
What are the benefits of block transfer?
What is 'Key value pair' in HDFS?
What is a task instance in hadoop? Where does it run?
What are active and passive "NameNodes"?
How is hadoop different from other data processing tools?
