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

Big Data Interview Questions

Questions Answers Views Company eMail

Can you define pagerank?

286

Can you explain spark core?

264

Explain about mappartitions() and mappartitionswithindex()

324

Explain how can you minimize data transfers when working with spark?

436

Explain how can spark be connected to apache mesos?

285

How apache spark works?

294

Can you explain worker node?

403

What do you know about schemardd?

310

Can you explain spark rdd?

292

Can you define rdd lineage?

278

What is the role zookeeper plays in a cluster of kafka?

496

Can kafka be utilized without zookeeper?

514

When not to use apache kafka?

512

What is a partitioning key?

565

How to start a kafka server?

610

Un-Answered Questions { Big Data }

Explain about transformations and actions in the context of RDDs.

348

Mention what is ObjectInspector functionality in Hive?

741

Is it possible to use Apache Spark for accessing and analyzing data stored in Cassandra databases?

304

What is the difference between Internal Table and External Table in Hive?

726

What are the libraries of spark sql?

288

Define tasktracker.

654

How can apache spark be used alongside hadoop?

1809

what is (HS2) HiveServer2?

677

Mention some important features of spm in cassandra?

113

What do you understand by compaction?

158

Explain ingestion in big data?

631

Explain sum(), max(), min() operation in Apache Spark?

301

How would you pipeline large amounts of data?

617

RLIKE in Hive?

786

Explain the difference between an hdfs block and input split?

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