Is a job split into maps?
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Why are the number of splits equal to the number of maps?
What is inputsplit in hadoop? Explain.
What is Row Key?
What do sorting do?
Are Namenode and job tracker on the same host?
Define a daemon?
Explain what is the purpose of RecordReader in Hadoop?
What are the main components of a Hadoop Application?
Why do we use HDFS for applications having large data sets and not when there are lot of small files?
Name the examples of some companies that are using hadoop structure?
What are the Basics of Hadoop?
What is Apache Hadoop?
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