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

List out the commands that are used to start, check the progress and stop the ambari server?

What are the tools that are used in ambari monitoring?

What does ambari shell can provide?

What are the different life cycle commands in ambari?

Before deploying the hadoop instance, what are the checks that an individual should do?

What are the independent extensions that are contributed to the ambari codebase?

What is apache ambari?

112

What are the tools that are needed to build ambari?

What is ganglia is used for in ambari?

What is nagios is used in ambari?

109

What is the latest version of ambari that is available in the market and what is the feature that they have added in it?

What are the areas where ambari helps the system administrators to do?

Give any two features of flume?

102

What is fluming?

161

Does apache flume support third-party plugins?

Un-Answered Questions { Hadoop }

What do you mean by Speculative execution in Apache Spark?

300

How do you do a file system check in hdfs?

What does apache spark do?

322

What is hfile ?

291

Describe impala shell (impala-shell command)?

What are brokers in kafka?

503

What does name-node mean in hadoop?

475

Explain the master class and the output class do?

653

How does hadoop achieve fault tolerance?

416

What is python stress test in cassandra?

What is the relationship between Hadoop, HBase, Hive and Cassandra ?

147

What is Nagios?

224

What are the network requirements for using hadoop?

685

Define fault tolerance?

654

What is broadcast variable?

365

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