Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

What are transformations in spark?

307

What is driver and executor in spark?

314

Is spark secure?

283

What is executor memory and driver memory in spark?

286

What is the point of apache spark?

284

What is rdd map?

325

What is faster than apache spark?

283

What is spark training?

279

How many ways we can create rdd in spark?

294

How tasks are created in spark?

290

Is apache spark a tool?

270

What is difference between spark and mapreduce?

272

Who created spark?

290

How is spark fault tolerance?

399

What is cluster in apache spark?

320

Un-Answered Questions { Big Data }

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

283

What is Text Input Format?

681

What are the data types of Pig Latin?

565

What are channel selectors?

1030

What do you mean by schema on reading?

714

Name three features of using Apache Spark

287

Explain some Kafka Streams real-time Use Cases?

526

What are the features and characteristics of Apache Spark?

289

What is spark job?

344

What is identity mapper and chain mapper?

669

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

304

How can I improve my spark performance?

286

What is worker node in Apache Spark cluster?

300

Is it possible to run Apache Spark on Apache Mesos?

291

Explain HCatalog Architecture in Brief?

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