How does NameNode tackle DataNode failures?


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

Post New Answer

More Apache Hadoop Interview Questions

What is small file problem in hadoop?

0 Answers  


How is HDFS fault tolerant?

0 Answers  


What do you know about keyvaluetextinputformat?

0 Answers  


Why we cannot do aggregation (addition) in a mapper? Why we require reducer for that?

0 Answers  


How the HDFS Blocks are replicated?

0 Answers  






Explain what if rack 2 and datanode fails?

0 Answers  


What are the important differences between apache and hadoop?

0 Answers  


How to use Apache Zookeeper command line interface?

0 Answers  


What is Row Key?

0 Answers  


What is inputsplit in hadoop? Explain.

0 Answers  


How will you make changes to the default configuration files?

0 Answers  


Explain the shuffle?

0 Answers  


Categories