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

Big Data Interview Questions

Questions Answers Views Company eMail

Name some independent extensions that contribute to the Ambari codebase?

How can we see all the hosts that are available in Ambari?

Explain future growth of Apache Ambari?

Can we use Ambari Python Client to use of Ambari API’s?

Which command is used to list all the tables in a database or list all the columns in a table?

Explain HCatLoader APIs?

Explain HCatInputFormat and HCatOutputFormat?

Explain HCatStorer APIs?

Explain HCatWriter?

Name all HCatalog Features?

State syntax of the command to drop an index?

Name Applications and Use Cases of HCatalog?

Which command is used to SHOW PARTITIONS lists in HCatalog?

Explain HCatReader?

What is the role of data transfer API in HCatalog?

Un-Answered Questions { Big Data }

When should be hadoop archive create?

428

Hadoop uses replication to achieve fault tolerance. How is this achieved in Apache Spark?

408

How to write MapReduce Programs?

712

What do you understand by mem-table in cassandra?

How does the Pig platform handle relational systems data?

545

What is heartbeat in hadoop?

426

What is the model of a ZooKeeper cluster?

Which interface needs to be implemented to create Mapper and Reducer for the Hadoop?

1213

What is crontab? Explain with suitable example?

1057

What are all stats classes in the java api package available?

558

What do you know about nlineoutputformat?

684

What is Big Data Analytics?

623

Explain Tombstone in Cassandra?

How to start kafka server?

580

What is throughput in Hadoop?

534

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