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?

276

How businesses could be benefitted with Big Data?

258

How does A/B testing work?

272

How much data is enough to get valid outcome?

306

Name some Big Data products?

257

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

1 700

What are some of the interesting facts about Big Data?

256

What are the characteristics of Bigdata?

1 724

What are the four features of Big Data?

273

What are the responsibilities of a data analyst?

294

What do you know about collaborative filtering?

304

What do you mean by logistic regression?

283

What is Big Data Analytics?

271

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

310

What is the difference between structured data and unstructured data?

1 696

Un-Answered Questions { Big Data }

What if rack 2 and datanode fails?

789

What are the features of kafka?

315

Explain in brief what is the architecture of Spark?

203

How the Client communicates with HDFS?

714

Define Apache Pig?

355

Where sorting is done on mapper node or reducer node in MapReduce?

400

What is the InputFormat ?

674

What are the hadoop's three configuration files?

368

Can impala do user-defined functions (udfs)?

Compare Apache Hadoop and Apache Spark?

227

Different ways of debugging a job in MapReduce?

797

What are the different components that are available in kafka?

280

Is apache spark part of hadoop?

195

what is the difference between order by and sort by in Hive?

414

What is Mapper? How can we compress Mapper output in Hadoop?

238

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