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?

325

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

546

What are the ways to launch Apache Spark over YARN?

296

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

331

What is a worker node in Apache Spark?

310

What is worker node in Apache Spark cluster?

310

What is action, how it process data in apache spark

353

What is sparkContext?

301

Name various types of Cluster Managers in Spark.

352

How much faster is Apache spark than Hadoop?

305

Difference between groupByKey vs reduceByKey in Apache Spark?

483

How you can use Akka with Spark?

376

Name three features of using Apache Spark

300

How to start and stop spark in interactive shell?

362

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

364

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Un-Answered Questions { Apache Spark }

Define sparkcontext in apache spark?

323

Which one is better hadoop or spark?

324

What is the advantage of a Parquet file?

340

Why do we need spark?

294

Explain mappartitions() and mappartitionswithindex()?

438

What is an accumulator in spark?

316

What is coalesce in spark sql?

326

How is rdd fault?

298

Why are spark transformations lazy?

308

Which are the methods to create rdd in spark?

301

How can you remove the elements with a key present in any other RDD?

311

Is there a module to implement sql in spark?

295

Name the languages which are supported by apache spark and which one is most popular?

294

Does spark require hadoop?

303

Explain how can spark be connected to apache mesos?

296

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