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Is it possible to provide multiple input to Hadoop? If yes then how can you give multiple directories as input to the Hadoop job?
465Post New Hadoop General Questions
How job tracker schedules an assignment?
Why we use intwritable instead of int? Why we use longwritable instead of long?
What is Federation?
Can we use windows for hadoop?
Clarify what a task tracker is in hadoop?
what happens when namenode goes down during file read operation in hadoop?
What do you understand by unit and ()in scala?
Compare Hadoop and RDBMS?
What is single node cluster in Hadoop? for what all purposes Hadoop run on a single node cluster?
What is replication factor?
Is Namenode machine same as DataNode machine as in terms of hardware?
Ideally what should be replication factor in a Hadoop cluster?
What are the different modes in which we can configure/install Hadoop?
After the Map phase finishes, the Hadoop framework does 'Partitioning, Shuffle and sort'. Explain what happens in this phase?
Tell me some major benefits of Hadoop?
