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?

484

Explain apache kafka?

519

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 }

Mention Hive default read and write classes?

754

How can we launch a tajo cluster?

What are the configuration parameters in the 'MapReduce' program?

671

I have a relation r. How can I get the top 10 tuples from the relation r?

568

What is the purpose of Hive Driver?

1052

What is the key difference between textfile and wholetextfile method?

266

Explain what is sequencefileinputformat?

458

What are the 2 modes used to run pig scripts?

620

What is bucketing ?

683

Explain data versioning?

178

What is spark vectorization?

315

What is flatmap in apache spark?

326

Can you briefly explain the apache mahout?

How many maximum jvm can run on a slave node?

686

What is atom in pig?

538

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