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

Big Data Interview Questions

Questions Answers Views Company eMail

Why was spark created?

273

Are sparks dangerous?

345

What are spark stages?

303

How do I get better performance with spark?

299

When was spark introduced?

337

What exactly is spark?

272

What is spark repartition?

313

What is spark etl?

296

Does spark replace hadoop?

286

Is cache an action in spark?

302

Why is spark so fast?

277

Is apache spark a database?

318

Do I need to learn scala for spark?

315

Is spark based on hadoop?

314

What is amazon spark?

272

Un-Answered Questions { Big Data }

What is graph db? Explain with an example.

What are the types of hive ddl commands?

770

In Hadoop what is InputSplit?

640

what is next step after mapper or maptask?

432

What do you mean by the High Availability of a NameNode in Hadoop HDFS?

How to stop a partition form being queried?

1167

What is throughput in HDFS?

What is mllib?

279

what is a Task Tracker in Hadoop?

710

What is HDFS block size and what did you chose in your project?

978

Explain the Reducer's reduce phase?

1068

Clarify what webdav is in hadoop?

475

Explain use cases where SequenceFile class can be a good fit?

947

Explain the Constituents of Apache ZooKeeper Architecture?

How to start a kafka server?

617

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