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

Apache Spark Interview Questions

Questions Answers Views Company eMail

Why is transformation lazy operation in Apache Spark RDD? How is it useful?

287

Explain fullOuterJoin() operation in Apache Spark?

420

How many partitions are created by default in Apache Spark RDD?

305

Explain coalesce operation in Apache Spark?

323

Explain the level of parallelism in spark streaming?

289

Explain join() operation in Apache Spark?

354

How to process data using Transformation operation in Spark?

305

What is Resilient Distributed Dataset (RDD) in Apache Spark? How does it make spark operator rich?

281

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

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Un-Answered Questions { Apache Spark }

Does hadoop install spark?

290

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

324

Can you explain spark sql?

320

What is the default level of parallelism in apache spark?

395

How is hadoop different from spark?

270

What are the great features of spark sql?

286

What is Spark?

271

What do spark executors manage?

285

What is spark driver application?

269

Please explain the sparse vector in Spark.

282

Explain Machine Learning library in Spark?

285

What is apache spark core?

304

What are the transformations in spark?

283

What are Paired RDD?

315

What are accumulators in spark?

311

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