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 is hbase in hadoop?

694

What is high availability in hadoop?

717

What is oozie in hadoop?

717

What is yarn in hadoop?

716

What is zookeeper in hadoop?

692

What is the primary purpose of flume in the hadoop architecture?

875

What is sqoop and flume?

How do I set up flume agent?

What is sink in flume?

How much is flume worth?

What is apache flume used for?

How does apache flume work?

136

What is difference between flume and kafka?

What is the unit of data that flows through a flume agent?

374

What is ng in flume?

101

Un-Answered Questions { Hadoop }

Is kafka a message queue?

598

What are the benefits of Spark lazy evaluation?

336

Which is the best spark certification?

305

Mention what is rack awareness?

427

What are the various components in kafka.

607

Define the Use of Pig?

594

Explain the uses of PIG?

1008

How to write a custom partitioner for a Hadoop MapReduce job?

696

The partition of hive table has been modified to point to a new directory location. Do I have to move the data to the new location or the data will be moved automatically to the new location?

1069

Name all HCatalog Features?

Why is HDFS only suitable for large data sets and not the correct tool to use for many small files?

What is the man difference between hbase and hive?

722

What ensures load balancing of the server in Kafka?

694

What do you mean by metadata in HDFS? Where is it stored in Hadoop?

On which hosts does impala run?

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