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?

292

What is deploy mode in spark?

306

What is pair rdd?

301

What is data pipeline in spark?

299

What is a spark rdd?

315

What are the optimization techniques in spark?

282

Can you run spark on windows?

296

Why is spark good?

293

Do I need to know hadoop to learn spark?

340

Is a distributed machine learning framework on top of spark?

335

How does hadoop achieve fault tolerance?

417

Is hadoop still in demand?

448

What is winutils hadoop?

435

Is hive a nosql database?

647

Is hive similar to sql?

734

Un-Answered Questions { Big Data }

is it necessary to install Spark on all nodes while running Spark application on Yarn?

303

Define the term thrift

134

What kind of hardware is best for hadoop?

419

How does hadoop achieve fault tolerance?

417

Explain about ACID transactions in Hive?

737

List down the segments of a hive question processor?

648

What is accumulators and broadcast variables in spark?

328

What is document store db?

How can you control the mapping between SQL data types and Java types?

Which interface needs to be implemented to create Mapper and Reducer for the Hadoop?

1217

Name the two types of shared variable available in Apache Spark?

305

Does hdfs enable a customer to peruse a record, which is already opened for writing?

What jobtracker is in hadoop? What are the activities followed by hadoop?

428

What are the types of Apache Spark transformation?

289

What do you know about collaborative filtering?

602

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