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

Big Data Interview Questions

Questions Answers Views Company eMail

Is databricks an etl tool?

271

What is a databricks cluster?

361

What is coarsegrainedexecutorbackend?

271

What is skew data?

281

How to explain Bigdatadeveloper projects

566

Un-Answered Questions { Big Data }

Explian the Advantages of HBase?

185

What is the use of Bloom Filter in Cassandra?

113

Explain about postgresql storage handler?

Explain the concept of Leader and Follower?

550

Explain mappartitions() and mappartitionswithindex()?

402

Explain Working of MapReduce?

918

What happens if the number of reducers is 0 in Hadoop?

457

what is a sequence file in Hadoop?

631

What is apache spark good for?

268

By Default, how many partitions are created in RDD in Apache Spark?

277

What is the man difference between hbase and hive?

620

What is the role of recordreader in hadoop mapreduce?

696

Explain Catalyst framework?

335

What is LazyOutputFormat in MapReduce?

632

Explain tomap function?

533

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