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 invoke Command Line Interface?

Who is intended audience to learn HCatalog?

Explain HCatalog Create Table CLI along with its syntax?

State some DDL Command with brief Description?

Explain Apache Ambari?

How many layers of Hadoop components are supported by Apache Ambari and what are they?

What are the particular functionalities of Ganglia in Ambari?

What are the particular functionalities of Nagios in Ambari?

Name several advantages of Apache Ambari?

Who should learn Apache Ambari?

Explain Apache Ambari architecture?

Can Ambari manage multiple clusters?

What are the major areas where Ambari helps the system administrators to do?

What are the different types of Ambari repositories?

What is a local repository and when will you use it?

169

Un-Answered Questions { Big Data }

Explain about the different complex data types in Pig?

652

Use of Help command in Hadoop sqoop?

What is Catalyst framework?

292

When to use hadoop, hbase, hive and pig?

535

What does streams api in kafka?

520

How to get the single file as the output from MapReduce Job?

626

What are 5 vs of big data ?

537

What is the difference between the external table and managed table?

716

What is Apache HBase?

267

What is the procedure to create users in HDFS and how to allocate Quota to them?

With the help of two examples name the map and reduce function purpose

637

Explain what is logging in Cassandra?

How to write a Custom Key Class?

938

What are the different tools used for the ambari monitoring purpose?

Name the Spark Library which allows reliable file sharing at memory speed across different cluster frameworks.

308

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