Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

How to open a connection in hbase?

1 195

What are the different compaction types in hbase?

1 220

What is compaction in hbase?

1 215

What is hotspotting in hbase?

1 214

What is ttl (time to live) in hbase?

1 234

What is the difference between hbase and hadoop/hdfs?

1 214

When should you use hbase?

1 227

What is wal and hlog in hbase?

1 355

What is a cell in hbase?

1 234

What are the different types of filaters used in hbase?

1 234

How to create hadoop archive?

1 476

When should be hadoop archive create?

1 486

What mode(s) can hadoop code be run in?

1 513

How often do you need to reformat the namenode?

1 574

What is the role of the namenode?

1 526

Un-Answered Questions { Big Data }

When to use explode in Hive?

808

Can We Change settings within Hive Session? If Yes, How?

840

How to set property in apache tajo?

What is a Hive variable? What for we use it?

858

How job tracker schedules an assignment?

478

How can you import only a subset of rows from a table?

How can I delete the above index named index_bonuspay?

783

State some DDL Command with brief Description?

What is the latest version of spark?

310

Give me the examples of Columnar database ?

647

What is meant by Transformation? Give some examples.

350

Can free-form SQL queries be used with Sqoop import command? If yes, then how can they be used?

Where does the data of a Hive table gets stored?

727

What is the roadmap for apache mahout version 1.0?

How you can contact your client everyday ?

1018

For More Un-Answered { Big Data } Questions Click Here