Apache Pig Interview Questions and Answers Apache Pig is a platform for analyzing large data sets that consists of a high-level language for expressing data analysis programs, coupled with infrastructure for evaluating these programs. The salient property of Pig programs is that their structure is a...
Apache Hive Interview Questions and Answers Apache Hive data warehouse software facilitates reading, writing, and managing large datasets residing in distributed storage using SQL. 1) What is the definition of Hive? What is the present version of Hive and explain about ACID transactions in Hive? Ans...
Apache MapReduce Interview Questions and Answers Apache MapReduce is a programming model and an associated implementation for processing and generating big data sets with a parallel, distributed algorithm on a cluster. 1) How does Hadoop process records split across block boundaries? Suppose a recor...
Apache Hadoop Interview Questions and Answers Apache Hadoop is an open-source software framework used for distributed storage and processing of dataset of big data using the MapReduce programming model 1)How does Hadoop Namenode failover process works? Answer)In a typical High Availability cluster, ...