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Topic :: Apache Spark





Apache Spark Interview Questions
Questions Answers Views Company eMail

What are the differences between Caching and Persistence method in Apache Spark?

 323

Explain the operation reduce() in Spark?

 310

Explain the lookup() operation in Spark?

 245

Explain the processing speed difference between Hadoop and Apache Spark?

 304

Explain the operation transformation and action in Apache Spark RDD?

 348

Explain Spark join() operation?

 296

How is RDD in Apache Spark different from Distributed Storage Management?

 354

Explain various Apache Spark ecosystem components. In which scenarios can we use these components?

 399

Explain Spark leftOuterJoin() and rightOuterJoin() operation?

 313

List out the difference between textFile and wholeTextFile in Apache Spark?

 420

What are the exact differences between reduce and fold operation in Spark?

 465

Explain countByValue() operation in Apache Spark RDD?

 286

Explain Spark countByKey() operation?

 339

What is Starvation scenario in spark streaming?

 358

Explain the action count() in Spark RDD?

 287



Related Topics


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