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 apache spark for beginners?

287

What is deploy mode in spark?

304

What is pair rdd?

299

What is data pipeline in spark?

297

What is a spark rdd?

313

What are the optimization techniques in spark?

282

Can you run spark on windows?

295

Why is spark good?

290

Do I need to know hadoop to learn spark?

340

Is a distributed machine learning framework on top of spark?

333

How does hadoop achieve fault tolerance?

416

Is hadoop still in demand?

447

What is winutils hadoop?

430

Is hive a nosql database?

639

Is hive similar to sql?

729

Un-Answered Questions { Big Data }

Which operating system(s) are supported for production hadoop deployment?

428

Why is spark so fast?

275

Which is better hadoop or spark?

290

TRIM function in Hive with example?

722

Bag in pig ?

575

What is contextual routing in flume?

818

How to set mappers and reducers for Hadoop jobs?

613

Explain HCatLoader and HCatStorer APIs?

Define the run-time architecture of Spark?

286

How mahout used with python ?

161

What happens to zk sessions while the cluster is down?

What is the maximum size of string data type supported by Hive?

782

Explain Zero Consistency?

108

Explain some Advantages of Avro?

120

What is spark checkpointing?

293

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