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

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?

What are the tools you need to build Ambari?

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 about postgresql storage handler?

What are the site-specific configuration files in Hadoop?

681

What is difference between flume and sqoop?

127

How can you connect an application, if you run hive as a server?

430

What are the basic steps to writing a UDF Function in Pig?

458

Difference between Sqoop and Cassandra?

What happens if the block in HDFS is corrupted?

Can the region server will be located on all datanodes?

214

Mention what are the most common input formats defined in hadoop?

257

How many numbers of reducers run in Map-Reduce Job?

366

Is Hive useful when making data warehouse applications?

457

Define HRegionServer in HBase

113

What are the features of presto?

How do I use spark with big data?

211

Where the mapper's intermediate data will be stored?

353

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