Apache Spark Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache Spark Interview Questions

Questions Answers Views Company eMail

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

360

Explain Spark leftOuterJoin() and rightOuterJoin() operation?

276

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

379

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

431

Explain countByValue() operation in Apache Spark RDD?

243

Explain Spark countByKey() operation?

296

What is Starvation scenario in spark streaming?

335

Explain the action count() in Spark RDD?

264

Define the run-time architecture of Spark?

263

What are the languages in which Apache Spark create API?

281

What are the features and characteristics of Apache Spark?

276

Explain Spark streaming?

251

Explain first() operation in Spark?

323

Define fold() operation in Apache Spark?

284

Explain reduceByKey() Spark operation?

280

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Un-Answered Questions { Apache Spark }

What is the spark driver?

312

What is the role of Spark Driver in spark applications?

298

What is a hive on spark?

271

Explain Spark Core?

283

Explain catalyst query optimizer in Apache Spark?

300

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

385

What is the biggest shortcoming of Spark?

296

Can you list down the limitations of using Apache Spark?

302

What is Apache Spark? What is the reason behind the evolution of this framework?

260

Explain first() operation in Apache Spark RDD?

350

What happens to rdd when one of the nodes on which it is distributed goes down?

411

What is the reason behind Transformation being a lazy operation in Apache Spark RDD? How is it useful?

464

How do you parse data in xml? Which kind of class do you use with java to parse data?

317

How to save RDD?

298

What is the role of Driver program in Spark Application?

246

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