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|Like Discuss Correct / Improve  hadoop   hadoop input format
|What is the difference between namenode and datanode in Hadoop?
|Which is the default Input Formats defined in Hadoop ?
|Which of the following is a valid flow in Hadoop ?
|MapReduce was devised by ...
|Which of the following is not a phase of Reducer ?
| How many instances of Job tracker can run on Hadoop cluster ?
|Which of the following is not the Dameon process that runs on a hadoop cluster ?
|What is a Sequence File?
|What is the input to the Reduce function ?