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 shuffle in spark?

405

Do I need to install hadoop for spark?

272

What are the transformations in spark?

283

Why do we need rdd in spark?

286

What's rdd?

284

What is the use of rdd in spark?

276

Does spark use mapreduce?

288

Why is the spark so fast?

309

What is spark used for?

268

What are broadcast variables in spark?

328

What is spark accreditation?

276

How do I use spark with big data?

299

What database does spark use?

274

Why should I use spark?

305

What is the use of spark in big data?

348

Un-Answered Questions { Big Data }

What kind of music is flume?

Is apache spark a tool?

270

Where the mapper's intermediate data will be stored?

640

Mention what are views in Hive?

694

What are the config properties of presto?

What is a spill factor with respect to the ram?

870

CONCAT function in Hive with Example?

823

What does name-node mean in hadoop?

475

When we write a= load …, what does 'a' called?

538

What is shuffling and sorting in mapreduce?

642

How can data transfer be minimized when working with Apache Spark?

295

Specify some uses of HBase?

191

Which one will you decide for an undertaking – Hadoop MapReduce or Apache Spark?

615

explain apache hbase?

149

Is the hdfs block size reduced to achieve faster query results?

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