BIGDATA IS LATEST TECHNOLOGY WHICH IS GROWING FASTLY

A QUNTITY IS CHOSEN AS STANDARD AND OTHER QUANTITY IS EXPRESSED IN TERMS OF THE CHOSEN ONE.

Certification will be given when you prove the worth to the respected certification providers, I suggest you to apply only for Horton, Cloudera Apache certifications rather then some training institute certifications

In This Digital -era, where we are accumulating zeta byte of data which is being based by considering it as a Noise data, Big-data plays a very improtant role in defining it and processing it. Therefore Job opportunites on Big-Data is vast in any sector and in any stream

I suggest you to learn Big-data or Analytics only if you have deep interest in solving Analytical problems or interested in coding the process of moving huge-data sets.

I really don’t know about Chennai location but I can suggestion you that which is the best training center for you classroom, excellent environment, practical labs, online training, well-trained instructor, learning atmosphere with best facilities, learn the latest technology with updated tools.

For more details please check out the website and get the complete information about the course https://goo.gl/SFGUA1

First of all, learning is unique to all. And you may learn Big Data Online but if you specifically wish to join some training institution- Imarticus Learning Pvt. Ltd is one of the best options

I have researched and I have found:- According to a Forbes report of 2015, about 90% of global organizations report medium to high levels of investment in big data analytics, and about a third call their investments “very significant.” Most importantly, about two-thirds of respondents report that big data and analytics initiatives have had a significant, measurable impact on revenues. But do the course from authorized training center like - Koenig Solutions

It is Apache Hadoop , Hadoop is a project of Apache first made for webcrawling and later came to limelight with its great ability to process huge data thus Big data defined.

And Big data Hadoop is a Concept behind the Big data infrastructure . Hadoop is a platform where you can perform the big-data activities.

Experience on Big data is more important then any certification, and if you are willing for certifications then choose only Horton or Apache. Dont count on any of the Training institute certificates, they wont be considered.

There are many career opportunities in Bigdata according to the skill-level. it depends on your interests and present working knowledge.

Rest of the information is already provided in the answers here so i am omiting them. All the Best