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 the difference between hadoop and spark?

273

What is spark configuration?

339

How do I download and install spark?

297

What is meant by spark in big data?

277

What is shuffle spill in spark?

283

Is spark a special attack?

289

How does rdd work in spark?

297

Which serialization libraries are supported in spark?

332

What is project tungsten in spark?

297

How does broadcast join work in spark?

304

How does apache spark engine work?

315

What do you use spark for?

355

How does executor work in spark?

313

What is in memory processing in spark?

275

Do we need to install spark in all nodes?

276

Un-Answered Questions { Big Data }

Explain the important tools useful for big data?

548

What are the different Complex Data Types available in Hive?

904

What are the most common InputFormats in Hadoop?

591

What is Purpose to Validate in Sqoop?

What happens if the preferred replica is not in the isr?

569

Can kafka be utilized without zookeeper?

515

Explain HCatInputFormat and HCatOutputFormat?

CONCAT function in Hive with Example?

813

What is executor memory in spark?

324

What is the use of context object?

466

What is a Hive variable? What for we use it?

807

How to change from su to cloudera?

719

What are the steps involved in MapReduce framework?

982

How can apache spark be used alongside hadoop?

1809

Explain the run-time architecture of Spark?

296

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