Hadoop is an open source cloud computing platform of the Apache Foundation that provides a software programming framework called MapReduce and distributed file system, HDFS (Hadoop Distributed File
System). Hadoop is a Linux based set of tools that uses commodity hardware. Hadoop project was stared by Doug Cutting.The main usage of Hadoop is to store massive amount of data in the HDFS and perform the analytics of the stored data using MapReduce programming model.
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