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

Big Data Interview Questions

Questions Answers Views Company eMail

Mention what is the meaning of broker in kafka?

554

What is zeromq?

566

How do you define a partitioning key?

577

Explain how to write the output into a file using storm?

607

Which components are used for stream flow of data?

609

Mention what is the difference between apache kafka and apache storm?

605

Explain when using field grouping in storm, is there any time-out or limit to known field values?

636

Explain how you can reduce churn in isr? When does broker leave the isr?

818

Is it necessary to kill the topology while updating the running topology?

631

What is struct and explain its purpose?

580

How can we kill a topology?

604

While installing, why does apache have three config files - srm.conf, access.conf and httpd.conf?

618

what is the traditional method of message trfer?

616

What is the process of creating ambari client?

What are the three layers where the hadoop components are actually supported by ambari?

Un-Answered Questions { Big Data }

What do you understand by Data Replication in Cassandra?

115

What is tasktracker in hadoop?

477

What is Spark?

294

How many InputSplits will be made by hadoop framework?

536

What is the difference between Apache Hadoop and RDBMS?

857

What are the languages in which Apache Spark create API?

314

How are file systems checked in hdfs?

Can I use impala to query data already loaded into hive and hbase?

What is the function of "MLlib"?

320

What is the difference between HDFS and NAS ?

1422

How many InputSplits is made by a Hadoop Framework?

720

What is application master in spark?

298

Explain Dsstream with reference to Apache Spark

410

Which storage level does the cache () function use?

319

How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?

758

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