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 hector?

Explain cassandra data model?

What is the use of "cqlsh --version" command?

What do you understand by snitches?

What do you understand by sstabl in cassandra?

What is the message broker?

483

Explain apache kafka?

518

List some use cases of apache kafka?

478

How can you send large messages with kafka (over 15mb)?

500

What is the role of a zookeeper in a kafka cluster?

542

What are the major apis available in apache kafka?

503

List some difference between flume and kafka?

478

Can we use kafka without zookeeper?

544

How do I achieve fifo behavior with kafka?

530

What are some alternatives to apache kafka?

562

Un-Answered Questions { Big Data }

Name the various types of lists supported by bootstrap.

678

What is Immutable?

332

Define role of volume in big data?

566

What exactly is apache spark?

297

What file systems does spark support?

1787

How many partitions are created by default in Apache Spark RDD?

307

What is a DStream?

329

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

What is the difference between local and remote metastore?

1108

What should be the HDFS Block size to get maximum performance from Hadoop cluster?

What do you mean by the high availability of a namenode? How is it achieved?

Is there a module to implement sql in spark?

278

What is the hadoop-core configuration?

463

What are the exception handling operators in Pig script?

578

what is gossip protocol?

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