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Topic :: Apache Spark





Apache Spark Interview Questions
Questions Answers Views Company eMail

What is the need for Spark DAG?

 319

Why does the picture of Spark come into existence?

 324

How can we launch Spark application on YARN?

 444

Explain catalyst query optimizer in Apache Spark?

 329

What are the various modes in which Spark runs on YARN? (Local vs Client vs Cluster Mode)

 289

Apache Spark is a good fit for which type of machine learning techniques?

 298

Is it possible to run Apache Spark on Apache Mesos?

 307

What are the different levels of persistence in Spark?

 348

What is the default level of parallelism in apache spark?

 411

What is Directed Acyclic Graph in Apache Spark?

 424

What according to you is a common mistake apache spark developers make when using spark ?

 287

Name some internal daemons used in spark?

 379

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

 312

Explain distnct(),union(),intersection() and substract() transformation in Spark?

 337

Explain Accumulator in Spark?

 467



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Un-Answered Questions { Apache Spark }

What are Apache Spark, Flume, Lucene, Hama, HCatalog, Mahout, Drill, Crunch and Thrift?

677

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

428

Does Apache Spark provide check pointing?

417

Explain about the popular use cases of Apache Spark

436

Why is Apache Spark faster than Apache Hadoop?

882

Compare Apache Hadoop and Apache Spark?

485

What is Apache Spark?

390

explain the key features of Apache Spark?

359

How is Apache Spark better than Hadoop?

311

Explain the term paired RDD in Apache Spark?

421

Which all languages Apache Spark supports?

359

explain the concept of RDD (Resilient Distributed Dataset). Also, state how you can create RDDs in Apache Spark.

426

What are the types of Apache Spark transformation?

306

Why Apache Spark?

335

Explain transformation and action in RDD in Apache Spark?

307