Un-Answered Questions { MapReduce }

What is the difference between HDFS block and input split?

463


How to write MapReduce Programs?

401


What is the difference between an RDBMS and Hadoop?

412


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

461


What is the data storage component used by Hadoop?

362


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

390


What is sqoop in Hadoop ?

404


What do you understand by the term Straggler ?

391


Explain about the basic parameters of mapper and reducer function

784


How many InputSplits is made by a Hadoop Framework?

346


What do you understand by compute and storage nodes?

375


Explain job scheduling through JobTracker

405


List the network requirements for using Hadoop ?

366


What is the next step after Mapper or MapTask?

383


What are the main components of MapReduce Job?

418