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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?

 313

Explain the operation reduce() in Spark?

 286

Explain the lookup() operation in Spark?

 231

Explain the processing speed difference between Hadoop and Apache Spark?

 289

Explain the operation transformation and action in Apache Spark RDD?

 326

Explain Spark join() operation?

 286

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

 342

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

 381

Explain Spark leftOuterJoin() and rightOuterJoin() operation?

 300

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

 401

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

 450

Explain countByValue() operation in Apache Spark RDD?

 265

Explain Spark countByKey() operation?

 317

What is Starvation scenario in spark streaming?

 346

Explain the action count() in Spark RDD?

 281



Related Topics


Un-Answered Questions { Apache Spark }

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

622

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

408

Does Apache Spark provide check pointing?

402

Explain about the popular use cases of Apache Spark

426

Why is Apache Spark faster than Apache Hadoop?

842

Compare Apache Hadoop and Apache Spark?

445

What is Apache Spark?

369

explain the key features of Apache Spark?

335

How is Apache Spark better than Hadoop?

300

Explain the term paired RDD in Apache Spark?

403

Which all languages Apache Spark supports?

345

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

411

What are the types of Apache Spark transformation?

287

Why Apache Spark?

317

Explain transformation and action in RDD in Apache Spark?

296