What are the four characteristics of Big Data?
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What are the steps to submit a Hadoop job?
What is the relation between job and task in hadoop?
How to Administering Hadoop?
Why is Apache Spark faster than Apache Hadoop?
What is the default block size in Hadoop 1 and in Hadoop 2? Can it be changed?
Are Namenode and job tracker on the same host?
Does google use hadoop?
Is it possible to provide multiple inputs to hadoop? If yes, explain.
Where is the Mapper Output stored?
What is the difference between a Hadoop and Relational Database and Nosql?
What is 'Key value pair' in HDFS?
Define fault tolerance?
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