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

Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)

Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)

Hadoop Interview Questions

Questions Answers Views Company eMail

What are the different types of Ambari repositories?

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

169

What are the tools you need to build Ambari?

114

What are the different tools used for Ambari monitoring purpose?

What is Yum?

What are the benefits of setting up a local repository?

What is the latest version of Ambari that is available in the market?

Explain different life cycle commands in Ambari?

What is the Repository?

What is the feature that they have added in the latest release?

What all tasks you can perform for managing services using Ambari service tab?

What are the operating systems supported by Apache Ambari?

What all tasks you can perform for managing host using Ambari host tab?

Explain some of the basic commands used for Apache Ambari server?

What is Apache Avro?

Un-Answered Questions { Hadoop }

Explain the different types of repairs.

What are the default configuration files that are used in hadoop?

691

Explain Data Locality in Hadoop?

536

What are the actions in spark?

273

What is the significance of ‘IF EXISTS” clause while dropping a table?

715

How can you see the list of stored jobs in sqoop metastore?

Name some companies that use Hadoop?

954

How to add column in apache tajo?

Is it necessary to kill the topology while updating the running topology?

578

Explain the Job OutputFormat?

960

What is the default location where hive stores table data?

690

What is prepare() method in Cassandra?

What is apache hcatalog?

725

How can we change the split size if our commodity hardware has less storage space?

663

What is the purpose of exploding in hive?

670

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