What is the Use of SSH in Hadoop ?
What is the Reducer used for?
how indexing in HDFS is done?
Can the balancer be run while Hadoop is in use?
What is Apache Hadoop YARN?
What is Big Data Analytics?
What is the function of NodeManager?
What is a heartbeat in HDFS?
Does Flume provide 100% reliability to the data flow?
What is NoSQL?
Highlight the key differences between MapReduce and Apache Pig?
What is MapReduce?
If you run hive as a server, what are the available mechanism for connecting it from application?
How do you define "block" in HDFS?
What are the modules that constitute the Apache Hadoop 2.0 framework?