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 is difference between scala and spark?

319

What is apache spark sql?

301

What is spark reducebykey?

268

Do I need scala for spark?

292

Is spark built on top of hadoop?

319

What exactly is apache spark?

297

Where is spark rdd?

274

What is spark yarn executor memoryoverhead?

370

Is apache spark worth learning?

306

What is spark mapvalues?

286

Why is spark fast?

295

Does diesel engine have spark plug?

353

Is spark faster than hadoop?

356

What is spark job?

346

What is the default partition in spark?

288

Un-Answered Questions { Big Data }

What are keywords?

Explain what is big data?

558

Is a distributed machine learning framework on top of spark?

336

Mention what is the difference between apache kafka and apache storm?

559

Which code do we use to open the connection in Hbase?

189

Mention some machine learning algorithms exposed by mahout?

Explain Hive Thrift server?

701

Can you explain indexing?

421

How does HDFS ensure Data Integrity of data blocks stored in HDFS?

What is application master in spark?

281

Can you explain rack awareness?

441

Explain cassandra.

Explain the RDD properties?

312

What do you understand by composite type?

Does Partitioner run in its own JVM or shares with another process?

717

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