What is the difference between HDFS block and input split?
How to write MapReduce Programs?
What is the difference between an RDBMS and Hadoop?
How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?
What is the data storage component used by Hadoop?
When is it not recommended to use MapReduce paradigm for large scale data processing?
What is sqoop in Hadoop ?
What do you understand by the term Straggler ?
Explain about the basic parameters of mapper and reducer function
How many InputSplits is made by a Hadoop Framework?
What do you understand by compute and storage nodes?
Explain job scheduling through JobTracker
List the network requirements for using Hadoop ?
What is the next step after Mapper or MapTask?
What are the main components of MapReduce Job?