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

Big Data Interview Questions

Questions Answers Views Company eMail

Explain what is a Hive variable. What do we use it for?

1 760

Double type in Hive - Important points?

1 732

TRIM function in Hive with example?

1 788

What is different table structure available in the hive?

1 727

How can you add a new partition for the month December in the above partitioned table?

1 727

Why Hive is not suitable for OLTP systems?

1 789

What is BloomMapFile used for?

1 721

In case of embedded Hive, can the same metastore be used by multiple users?

1 853

What are the Binary Storage formats supported in Hive?

1 774

I want to see the present working directory in UNIX from hive. Is it possible to run this command from hive?

1 722

What is the use of explode in Hive?

1 782

How data transfer happens from HDFS to Hive?

1 893

Can we say cogroup is a group of more than 1 data set?

1 788

How can the columns of a table in hive be written to a file?

1 766

What are the different collection type in Hive?

1 763

Un-Answered Questions { Big Data }

What is the function of UNION and SPLIT operators? Give examples?

580

Explain how RDDs work with Scala in Spark

360

Give me the examples of Columnar database ?

641

What is the stable version of Hive ?

2673

When to choose "External Table" in Hive?

849

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?

718

How you can contact your client everyday ?

1016

What is the roadmap for apache driver version one.0?

What is the latest version of spark?

292

What is the latest version of ambari that is available in the present market?

How to set property in apache tajo?

How can I delete the above index named index_bonuspay?

777

List the advantage of Parquet file in Apache Spark?

479

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

854

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