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 1478

What is SerDe in Apache Hive ?

977

What is a partition in Hive?

952

is HQL case sensitive?

898

What is ObjectInspector functionality in Hive?

993

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?

909

Un-Answered Questions { Hadoop }

Where do you specify the Mapper Implementation?

1058

What is the difference between Hive CLI and Beeline?

888

Can you define inputsplit in hadoop?

516

What are the other components of Cassandra?

What do you mean by Speculative execution in Apache Spark?

312

What is parallelize in spark?

305

What is tasktracker in hadoop?

470

Explain the commit log?

Which one is better hadoop or spark?

324

What is high availability in hadoop?

716

What are the various InputFormats in Hadoop?

691

What is flume and sqoop?

107

Is the keyword ‘DEFINE’ as a function name?

606

Does spark use zookeeper?

292

Which is better hadoop or spark?

312

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