Un-Answered Questions { MapReduce }

What is the difference between HDFS block and input split?

465


How to write MapReduce Programs?

406


What is the difference between an RDBMS and Hadoop?

417


How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?

468


What is the data storage component used by Hadoop?

367


When is it not recommended to use MapReduce paradigm for large scale data processing?

392


What is sqoop in Hadoop ?

406


What do you understand by the term Straggler ?

395


Explain about the basic parameters of mapper and reducer function

786


How many InputSplits is made by a Hadoop Framework?

350


What do you understand by compute and storage nodes?

383


Explain job scheduling through JobTracker

409


List the network requirements for using Hadoop ?

373


What is the next step after Mapper or MapTask?

389


What are the main components of MapReduce Job?

426