HDFS is the distributed file system used in Hadoop and helps to achieve the purpose of storing very larger files on a commodity Hardware. While working on Hadoop and BigData in general it is very important to understand the basic concepts of they underlying file system, i.e. HDFS in case of Hadoop. When you are appearing in BigData Interviews , … Continue Reading ››
BigData and Data analytics Jobs are the most sought after jobs of current time. It is important to understand the basics before you appear for interview. In this post, I am covering few of the basic MapReduce interview questions for Hadoop MapReduce.
- What is MapReduce ?
- What is combiner and when you … Continue Reading ››