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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

What are the stable versions of Hadoop?

1017

MapReduce Types and Formats and Setting up a Hadoop Cluster?

903

How many instances of JobTracker can run on a Hadoop Cluser?

1022

Can Hadoop be compared to NOSQL database like Cassandra?

908

What are the additional benefits YARN brings in to Hadoop?

963

What is difference between split and block in hadoop?

1394

What are the modules that constitute the Apache Hadoop 2.0 framework?

1005

Knox and Hadoop Development Tools?

926

What are the site-specific configuration files in Hadoop?

1091

How to Administering Hadoop?

901

What are the main components of a Hadoop Application?

1038

Hadoop Libraries and Utilities and Miscellaneous Hadoop Applications?

1069

What is Hadoop?

1 1628

What is the meaning of speculative execution in Hadoop? Why is it important?

1056

What is the meaning of the term "non-DFS used" in Hadoop web-console?

1308




Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1453


What are the modules that constitute the Apache Hadoop 2.0 framework?

1005


What is Apache Hadoop? Why is Hadoop essential for every Big Data application?

907


What are the core components of Apache Hadoop?

784


What is the difference between Apache Hadoop and RDBMS?

807


How is security achieved in Apache Hadoop?

909


What is Apache Hadoop?

851


What is a “Distributed Cache” in Apache Hadoop?

777


What is the problem with small files in Apache Hadoop?

783


What is Rack Awareness in Apache Hadoop?

811


Explain Erasure Coding in Apache Hadoop?

750


What is Disk Balancer in Apache Hadoop?

887


What is a speculative execution in Apache Hadoop MapReduce?

793


What are the modes in which Apache Hadoop run?

800


What is Safemode in Apache Hadoop?

733