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

Big Data Interview Questions

Questions Answers Views Company eMail

Explain the overview of hadoop history breifly?

626

Which laptop is best for big data?

541

How does yarn work with spark?

288

What happens when we submit a spark job?

314

Why spark is used?

326

What is spark pipeline?

291

What is azure spark?

298

What are spark jobs?

300

Is it necessary to learn hadoop for spark?

298

Is java required for spark?

295

What is spark technology?

301

Is spark and hadoop same?

268

Can we run spark without hadoop?

293

What is sparkconf spark?

283

What are the features of apache spark?

291

Un-Answered Questions { Big Data }

What is the difference between map and reduce?

634

Can we run unix shell commands from hive? Give example?

678

What is Data Log in Kafka?

812

Explain SparkContext in Apache Spark?

331

What is the difference between SQL and NoSQL?

1084

What is the user of sparkContext?

317

Can the region server will be located on all datanodes?

316

What the information segments utilized by hadoop are?

417

Is it possible to use Kafka without ZooKeeper?

655

Where can I get sample data to try?

Compare hive, hbase, and impala?

What is hfile ?

291

What is SequenceFileInputFormat in Hadoop MapReduce?

633

What ensures load balancing of the server in Kafka?

660

What is the difference between reducebykey and groupbykey?

295

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