Beginning Apache Hadoop Administration: The First Step Towards Hadoop Administration and Management About the Author Prashant Nair, founder of CognitoIT Consulting Pvt Ltd, developed a keen interest towards IT technologies at the age of nineteen, which led him to pursue his passion, as a career. His organization provides training and consultancy on the niche technologies like Bigdata, Cloud, Virtualization and DevOps tools.  Presently, Prashant is an established corporate trainer and Bigdata consultant having an experience of more than twelve years in the fields of Datacenter and cluster implementations, cloud computing, Bigdata, DevOps and Virtualization. He has also worked in the Bigdata domain as a Solution Architect and Hadoop consultant. He has trained lakhs of professionals in Bigdata, Cloud and DevOps tools.  He also enjoys writing technical blogs on his website https://bigdataclassmumbai.com. You can connect with him on LinkedIn at https://in.linkedin.com/in/prashant-solution-architect