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 are the DDL commands used in hbase?

152

How will you explain COGROUP in Pig?

565

What are the 2 modes used to run pig scripts?

585

What co-group does in Pig?

606

Is the keyword ‘FUNCTIONAL’ a User Defined Function (UDF)?

513

Is the keyword ‘DEFINE’ as a function name?

532

How to show up details in pig ?

567

What does FOREACH do?

542

What relational operators can we use that are related to combining and splitting in Pig language?

530

What are the different modes available in Pig?

514

How is Pig Useful For?

608

How to restrict the number of lines to be printed in pig ?

549

What is the difference between logical and physical plans?

527

What are Pig Execution modes?

564

What is bag data type in Pig?

634

Un-Answered Questions { Big Data }

What is ttl (time to live) in hbase?

176

What is a row in cassandra? And what are the different elements of it?

What is InputSplit and RecordReader?

890

what is meaning Replication factor?

911

Define SSTable?

Is the keyword 'DEFINE' like a function name?

903

What is big data or hooda?

490

Explain the concept of resilient distributed dataset (rdd).

2041

Explain how Hadoop cluster hardware planning and provisioning is done?

507

What is Spark Streaming?

285

What is the significance of Sliding Window operation?

296

Which technique can you use in hbase to access hfile directly without the help of hbase?

171

Why does my select statement fail?

Define Simple Strategy?

122

Is kafka open source?

470

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