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

How can Flume be used with HBase?

119

Does Apache Flume provide support for third party plug-ins?

How is Flume-NG different from Flume 0.9?

Which is the reliable channel in Flume to ensure that there is no data loss?

135

What problem does Apache Flume solve?

101

How to write data in Hbase using flume?

101

Is Hive supports Temporary Tables?

1058

Explain about the different types of partitioning in Hive?

1 1483

What is SerDe in Apache Hive ?

978

What is a partition in Hive?

954

is HQL case sensitive?

900

What is ObjectInspector functionality in Hive?

997

Can you overwrite Hadoop MapReduce configuration in Hive?

954

What are the components used in Hive query processor?

909

What are the file formats that Hive supports and can use be used for storage?

914

Un-Answered Questions { Hadoop }

What is spark repartition?

327

How is the splitting of file invoked in Hadoop framework?

569

What bit version that ambari needs and also list out the operating systems that are compatible?

Which technique can you use in hbase to access hfile directly without the help of hbase?

182

Does spark replace hadoop?

295

What are the debugging tools used for Apache Pig scripts?

823

Explain the RDD properties?

332

Explain Creating an Index?

When is the reducers are started in a MapReduce job?

920

What is the difference between sqoop and hive?

Difference between mapreduce and spark

741

What do you know about Partition in Kafka?

698

What is SequenceFileInputFormat in Hadoop MapReduce?

672

What is Flume?

114

What are the network requirements for using hadoop?

725

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