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Topic :: Apache Spark





Apache Spark Interview Questions
Questions Answers Views Company eMail

What is map in apache spark?

 277

Write the command to start and stop the spark in an interactive shell?

 274

Define various running modes of apache spark?

 282

What are the ways to run spark over hadoop?

 312

What is catalyst query optimizer in apache spark?

 293

What are the various types of shared variable in apache spark?

 293

Define the common faults of the developer while using apache spark?

 289

What is the use of spark driver, where it gets executed on the cluster?

 370

What is speculative execution in spark?

 322

Explain write ahead log(journaling) in spark?

 266

Explain values() operation in apache spark?

 498

Define the level of parallelism and its need in spark streaming?

 391

Define sparksession in apache spark? Why is it needed?

 275

Describe different transformations in dstream in apache spark streaming?

 304

Name a few commonly used spark ecosystems?

 286



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?

410

Does Apache Spark provide check pointing?

402

Explain about the popular use cases of Apache Spark

428

Why is Apache Spark faster than Apache Hadoop?

842

Compare Apache Hadoop and Apache Spark?

446

What is Apache Spark?

369

explain the key features of Apache Spark?

336

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?

289

Why Apache Spark?

319

Explain transformation and action in RDD in Apache Spark?

297