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?

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?

319

What is Starvation scenario in spark streaming?

346

Explain the action count() in Spark RDD?

281

Define the run-time architecture of Spark?

286

What are the languages in which Apache Spark create API?

298

What are the features and characteristics of Apache Spark?

289

Explain Spark streaming?

274

Explain first() operation in Spark?

348

Define fold() operation in Apache Spark?

305

Explain reduceByKey() Spark operation?

300

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Un-Answered Questions { Apache Spark }

Is spark written in java?

315

What is shuffle spill in spark?

283

Is it possible to use Apache Spark for accessing and analyzing data stored in Cassandra databases?

304

Can you do real-time processing with Spark SQL?

317

Explain Spark coalesce() operation?

293

What is lineage graph in Apache Spark?

351

How can you minimize data transfers when working with Spark?

349

What is javardd?

294

List the advantage of Parquet file in Apache Spark?

456

Which is the best spark certification?

289

What is full form of rdd?

388

What is a spark standalone cluster?

248

Explain the operation reduce() in Spark?

286

Is it necessary to start Hadoop to run any Apache Spark Application ?

280

Is apache spark a database?

314

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