There is no need of prerequisite to learn Big Data and Hadoop

 No prerequisite is required for Big Data and Hadoop. Basic Knowledge of computers, virtual machine and know what is trending these days would be enough for learning Hadoop and Big Data. Big data is basically data collected from various social media, Industries, and Governments. Hadoop is a tool to process big data. 

Uses of Hadoop :

Hadoop is for reliable, scalable, and distributing content Hadoop is also used as petabytes for storage of the data. It's also used for forecasting tools, healthcare technologies, anti-fraud analysis, and also Financial Stock Markets. 

Hadoop should be used if :

 Calculations are composable If you plan to process the terabytes of structured data. There are even several areas of the Hadoop technology application. 

Search and contextual mechanisms of highly loaded websites and online stores. Storing a vast amount of data. 

But you require few skills to switch careers to Big Data or Hadoop?

Big data is a technology demand nowadays. Hadoop candidates or developers are hired nowadays everywhere. You don't need to go in search of these jobs. Even Hadoop developers are also every IT related company nowadays IBM, Apple, Google, Oracle, and Facebook. 

Big data is one of the most problems for every company It is getting really difficult to store huge amount of data that any company generates Traditional Computing are not able to handle such a database. Hadoop developers since they have programming knowledge also have to write various coding and Programming too. A Hadoop developer is similar to a software developer but in a different domain. Hadoop developers also require strong programming Knowledge with an understanding of the Problems too. They also define job flow and also manage Hadoop job files, cluster coordination services through zookeepers, manage the Hadoop Job schedule, and also need to support MapReduce programs. 

Big  Hadoop Training in Chennai will train you in learning these technologies and make you an expert in these domains too. In order to set up Hadoop Java, Scala, or Python Should be known cluster computing work Should also be there. But also along with the right set of tools and techniques, it requires hard work too.