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 FlatMap Transformation in Apache Spark RDD?

293

can you run Apache Spark On Apache Mesos?

310

Describe Partition and Partitioner in Apache Spark?

303

Describe Accumulator in detail in Apache Spark?

314

List down the languages supported by Apache Spark?

293

Discuss the various running mode of Apache Spark?

291

Describe Spark SQL?

342

Explain SparkContext in Apache Spark?

329

What are the types of Transformation in Spark RDD Operations?

286

Explain first() operation in Apache Spark RDD?

369

What are the ways in which Apache Spark handles accumulated Metadata?

353

Explain the various Transformation on Apache Spark RDD like distinct(), union(), intersection(), and subtract()?

298

Is it possible to run Apache Spark without Hadoop?

275

What is Apache Spark Streaming?

327

How can you implement machine learning in Spark?

279

Un-Answered Questions { Big Data }

What are benefits of Spark over MapReduce?

453

What is the difference between leader and follower in kafka?

559

Which is the best hadoop certification?

670

Which classes are used by the hive to read and write hdfs files?

name few other popular column oriented databases like hbase.

203

Is Namenode machine same as DataNode machine as in terms of hardware?

461

What are the presto applications?

Can a partition be archived? What are the advantages and Disadvantages?

756

What is the difference between DAG and Lineage?

1620

Explain the zookeeper workflow?

How do you deal with sparse data?

How to come out of the insert mode?

787

Can you explain apache ambari?

What are keywords?

Explain Any 3 Features of HBase?

166

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