Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

What is the future of Big Data trend?

631

Where does Big Data come from?

656

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

623

How big data analysis helps businesses increase their revenue?

673

What are the sources generating big data?

574

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

612

What is Big Data?

617

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

631

What is the difference between big data and cloud computing?

730

What is MapReduce?

1 1864

What MapReduce framework consists of?

1100

Can we submit the mapreduce job from slave node?

1110

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

914

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

1423

What is Reduce only jobs?

1 1709

Un-Answered Questions { Big Data }

How is fault tolerance achieved in Apache Spark?

306

What is the heartbeat used for?

1045

Explain about the popular use cases of Apache Spark

429

Explain pigstorage function?

606

How can we have to see all the clusters that are available in ambari?

Explain the input type/format in mapreduce by default?

583

What is log compaction?

534

Can copper cause a spark?

312

Give any two features of flume?

102

What are the four basic parameters of a reducer?

655

Compare Pig vs Hive vs Hadoop MapReduce?

679

Explain HCatInputFormat and HCatOutputFormat?

Enlist the several components in Kafka?

656

What is the difference between hive and spark?

312

Explain the core components of hadoop?

662

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