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?

507

What is zeromq?

523

How do you define a partitioning key?

539

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

546

Which components are used for stream flow of data?

575

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

553

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

587

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

746

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

578

What is struct and explain its purpose?

514

How can we kill a topology?

546

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

570

what is the traditional method of message trfer?

563

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 }

How can you debug a pig script?

595

Is it possible to run Apache Spark without Hadoop?

275

How does big data help in increasing business revenue?

484

Can we run Apache Spark without Hadoop?

306

How to restart NameNode or all the daemons in Hadoop HDFS?

What is a block?

What is NameNode? How NameNode tackle Datanode failures in Hadoop?

468

what happens in textinformat ?

667

What is the difference between a MapReduce InputSplit and HDFS block?

752

What is spark reducebykey?

268

How can we have to see all the clusters that are available in ambari?

What is apache presto?

Explain Features of Pig?

673

What is impala’s aggregation strategy?

How to get the single file as the output from MapReduce Job?

627

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