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Big Data Interview Questions
Questions Answers Views Company eMail

How to invoke Command Line Interface?

 5

Who is intended audience to learn HCatalog?

 5

Explain HCatalog Create Table CLI along with its syntax?

 5

State some DDL Command with brief Description?

 5

Explain Apache Ambari?

 41

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

 85

What are the particular functionalities of Ganglia in Ambari?

 53

What are the particular functionalities of Nagios in Ambari?

 48

Name several advantages of Apache Ambari?

 45

Who should learn Apache Ambari?

 45

Explain Apache Ambari architecture?

 45

Can Ambari manage multiple clusters?

 56

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

 45

What are the different types of Ambari repositories?

 54

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

 39

Un-Answered Questions { Big Data }

Mention what are the key components of hbase?

124

Explain about trformations and actions in the context of rdds?

213

What is apache tajo?

5

Explain data flow in Flume?

74

What do you understand by Commit log in Cassandra?

62




What is dynamic partitioning and when is it used?

616

What is zookeeper in hadoop?

375

What are active and passive "NameNodes"?

1063

What are the differences between hadoop 1 and hadoop 2?

239

How do you write your own SerDe?

464

Is it possible to use the same metastore by multiple users, in case of the embedded hive?

445

What are the types of Transformation in Spark RDD Operations?

196

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

430

Name the two types of shared variable available in Apache Spark?

211

Which operating system(s) are supported for production hadoop deployment?

246

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