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?

Un-Answered Questions { Big Data }

How to explain Bigdatadeveloper projects

478

How is hadoop different from spark?

188

What are the different Primitive Data Types available in Hive?

433

In a given spark program, how will you identify whether a given operation is Transformation or Action ?

250

What is a column family in Cassandra?

What are partitions and tokens in cassandra?

Can I learn spark without hadoop?

190

What is the procedure for namenode recovery?

237

Explain the concept of bloom filter?

how you can reduce churn in ISR? When does broker leave the ISR?

354

What is the InputFormat ?

675

Specify the partitions in hive?

395

How to Rename a table in Hive

456

Describe Memtable?

HCatalog helps to Integrate Hadoop with everything. Explain?

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