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?

611

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?

638

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 is wal and hlog in hbase?

319

What are the roles and responsibilities of worker nodes in the Apache Spark cluster? Is Worker Node in Spark is same as Slave Node?

365

What are the main features of hdfssite.xml?

Clarify Memtable?

What are the features of Standalone (local) mode?

654

What is the work of Export in Hadoop sqoop?

What is Cassandra-CQL collection?

What is kafka message?

551

How the SSTable is different from other relational tables?

Is there any point of learning mapreduce, then?

701

Mention the best features of Apache Sqoop?

Explain how it is different from the other original tables?

How does an hadoop application look like or their basic components?

777

Mention what are the data components used by Hadoop?

701

Describe DataStaxOpsCenter?

176

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