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

Big Data Interview Questions

Questions Answers Views Company eMail

How Big Data can help increase the revenue of the businesses?

390

How businesses could be benefitted with Big Data?

358

How does A/B testing work?

436

How much data is enough to get valid outcome?

415

Name some Big Data products?

370

Name some of the important tools useful for Big Data analytics?

1 1091

What are some of the interesting facts about Big Data?

382

What are the characteristics of Bigdata?

1 1044

What are the four features of Big Data?

397

What are the responsibilities of a data analyst?

400

What do you know about collaborative filtering?

428

What do you mean by logistic regression?

395

What is Big Data Analytics?

415

What is IBM's simple explanation for Big Data's four critical features?

432

What is the difference between structured data and unstructured data?

1 1025

Un-Answered Questions { Big Data }

What are the types of Apache Spark transformation?

247

Can we create a hadoop cluster from scratch?

325

What happens to a NameNode that has no data?

1362

Why the name ‘hadoop’?

468

Discuss the various running mode of Apache Spark?

248

How can we create table by using command?

What is skew data?

249

What are shared variables in spark?

246

what do you mean by data processing?

314

If no custom partitioner is defined in Hadoop then how is data partitioned before it is sent to the reducer?

313

Define Apache Pig?

458

how can you debug Hadoop code?

637

Explain Spark join() operation?

233

Define “speculative execution” in hadoop?

312

What are the actions in spark?

234

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