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 difference between hadoop and spark?

298

What is spark configuration?

354

How do I download and install spark?

321

What is meant by spark in big data?

303

What is shuffle spill in spark?

294

Is spark a special attack?

307

How does rdd work in spark?

315

Which serialization libraries are supported in spark?

351

What is project tungsten in spark?

314

How does broadcast join work in spark?

321

How does apache spark engine work?

332

What do you use spark for?

375

How does executor work in spark?

333

What is in memory processing in spark?

292

Do we need to install spark in all nodes?

285

Un-Answered Questions { Big Data }

Compare hbase & cassandra?

167

What is the main objective of creating Cassandra?

111

What do you understand by snitches?

Which modes can Hadoop be run in? List a few features for each mode?

512

What is apache ambari?

114

How does hadoop achieve fault tolerance?

458

What is Distributed Cache in Hadoop?

508

What are the different types of data model?

What is the functionality of jobtracker in hadoop? How many instances of a jobtracker run on hadoop cluster?

839

What is the job of blend () and repartition () in Map Reduce?

690

What will apache driver do?

What can I do with my m&s sparks points?

349

What is throughput? How does hdfs provides good throughput?

Explian the Limitations of HBase?

199

What do you mean by logging in cassandra?

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