Big Data Interview Questions
Questions Answers Views Company eMail

What is the future of Big Data trend?

45

Where does Big Data come from?

35

What are Apache Spark, Flume, Lucene, Hama, HCatalog, Mahout, Drill, Crunch and Thrift?

61




How big data analysis helps businesses increase their revenue?

95

What are the sources generating big data?

45

What do the four V's of Big Data denote?

41

What is Big Data?

41

Why do we need a new framework for handling big data?

63

What is the difference between big data and cloud computing?

68

What is MapReduce?

328

What MapReduce framework consists of?

320

Can we submit the mapreduce job from slave node?

360

How can we control particular key should go in a specific reducer?

190

How can you add the arbitrary key-value pairs in your mapper?

303

What is Reduce only jobs?

164







Un-Answered Questions { Big Data }

How is HDFS fault tolerant?

236


Explain about the popular use cases of Apache Spark

54


What do you mean by a bag in Pig?

135


Name some Big Data products?

35


Are Namenode and job tracker on the same host?

543






What are the problems with Hadoop 1.0?

233


How to enable buckets in Hive?

52


What are the advantages of pig language?

153


What are the two main components of ResourceManager?

139


What is Schema on Read and Schema on Write?

158


what is meaning Replication factor?

148


what is a datanode?

128


How blocks are distributed among all data nodes for a particular chunk of data?

246


What is dynamic partitioning and when is it used?

54


What is the function of NodeManager?

158