Apache Spark Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache Spark Interview Questions

Questions Answers Views Company eMail

What is Spark SQL?

306

Can you explain how to minimize data transfers while working with Spark?

537

What are the ways to launch Apache Spark over YARN?

279

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

303

What is a worker node in Apache Spark?

301

What is worker node in Apache Spark cluster?

300

What is action, how it process data in apache spark

335

What is sparkContext?

282

Name various types of Cluster Managers in Spark.

343

How much faster is Apache spark than Hadoop?

292

Difference between groupByKey vs reduceByKey in Apache Spark?

468

How you can use Akka with Spark?

360

Name three features of using Apache Spark

287

How to start and stop spark in interactive shell?

344

To use Spark on an existing Hadoop Cluster, do we need to install Spark on all nodes of Hadoop?

356

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Un-Answered Questions { Apache Spark }

Does google use spark?

275

What is hadoop technology?

309

Explain the level of parallelism in spark streaming?

289

What is spark job?

344

What are the components of spark?

277

Hadoop uses replication to achieve fault tolerance. How is this achieved in Apache Spark?

408

In a given spark program, how will you identify whether a given operation is Transformation or Action ?

337

Explain sortbykey() operation?

292

Why we use parallelize in spark?

289

Where is spark rdd?

272

How do I get better performance with spark?

295

What is serialization in spark?

306

Can you explain spark mllib?

285

What is Spark.executor.memory in a Spark Application?

305

Define fold() operation in Apache Spark?

305

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