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?

577

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?

589

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

750

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?

548

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

571

what is the traditional method of message trfer?

567

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 }

Is hadoop the future?

653

How does hdfs ensure information integrity of data blocks squares kept in hdfs?

By Default, how many partitions are created in RDD in Apache Spark?

302

How to create the directory when name node is in safe mode?

547

Define role of velocity in big data?

618

Explain about the different channel types in Flume.

Can you list some useful zookeeper tools?

Explain the core components of hadoop?

661

How can one set space quota in Hadoop (HDFS) directory?

Give any two features of flume?

102

Which object can be used to get the progress of a particular job

472

What are benefits of DataFrame in Spark?

328

What are the tools that are needed to build ambari?

What are the functions of presto?

Explain how does hadoop classpath plays a vital role in stopping or starting in hadoop daemons?

614

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