Hadoop is a big platform to solve your big data problems. Explained well about hadoop ecosystem architecture and its technologies currently being used across the world.
Hadoop projects slowly coming to all big companies. This is the time you to refresh your skills, and try for good career opportunities. Many programmers including
IBM further explained that its evolving big data strategic platform promises the industry’s broadest array of advanced, Hadoop-based business analytics, stream computing, data warehousing, integration.
In a Hadoop cluster, data is distributed to all the nodes of the cluster as it is being loaded in. So a cluster in Hadoop is made up of simple computation processors of more than one. Read more.