What Mapper does?


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Apache Hadoop Interview Questions

What do sorting do?

0 Answers  


What is the jobtracker and what it performs in a hadoop cluster?

0 Answers  


What do the master class and the output class do?

0 Answers  


Explain how input and output data format of the hadoop framework?

0 Answers  


Can hive run without hadoop?

0 Answers  






Explain the features of fully distributed mode?

0 Answers  


What is a heartbeat in HDFS?

0 Answers  


Explain how is hadoop different from other data processing tools?

0 Answers  


What is salary of hadoop developer?

0 Answers  


What do you know by storage and compute node?

0 Answers  


How will you make changes to the default configuration files?

0 Answers  


What are the functionalities of jobtracker?

0 Answers  


Categories