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 bag?

1 726

What are the different Data Types available in Hive?

1 762

Wherever (Different Directory) I run hive query, it creates new metastore_db, please explain the reason for it?

1 718

What database are supported by Hive?

1 761

What will happen in case you have not issued the command?

1 807

What is the difference between Hbase and Hive?

1 764

What are different Hive commands available for hive and beeline CLI?

1 772

What is the prerequisite for Apache Hive installation?

1 764

RLIKE in Hive?

1 843

What is the difference between External and Internal Table in Hive?

1 789

Which companies are mostly using Hive ?

1 840

What will be the output of cast ('XYZ' as INT)?

1 738

What is the default maximum dynamic partition that can be created by a mapper reducer? How can you change it?

1 761

The partition of hive table has been modified to point to a new directory location. Do I have to move the data to the new location or the data will be moved automatically to the new location?

1 1076

What is Partition table in Hive?

1 782

Un-Answered Questions { Big Data }

What is the stable version of Hive ?

2673

List the advantage of Parquet file in Apache Spark?

474

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

854

How job tracker schedules an assignment?

473

How to set property in apache tajo?

How can I delete the above index named index_bonuspay?

777

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

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

836

Which modes can Hadoop be run in? List a few features for each mode?

517

What is the roadmap for apache mahout version 1.0?

Explain how RDDs work with Scala in Spark

355

How to skip header rows from a table in Hive?

872

did you maintain the hadoop cluster in-house or used hadoop in the cloud?

1059

How you can contact your client everyday ?

1013

What are the different types of tables available in Hive?

745

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