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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

What are the stable versions of Hadoop?

954

MapReduce Types and Formats and Setting up a Hadoop Cluster?

875

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

971

Can Hadoop be compared to NOSQL database like Cassandra?

854

What are the additional benefits YARN brings in to Hadoop?

888

What is difference between split and block in hadoop?

1347

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

959

Knox and Hadoop Development Tools?

876

What are the site-specific configuration files in Hadoop?

1014

How to Administering Hadoop?

864

What are the main components of a Hadoop Application?

981

Hadoop Libraries and Utilities and Miscellaneous Hadoop Applications?

1001

What is Hadoop?

1 1549

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

1015

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

1235




Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1416


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

959


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

846


What are the core components of Apache Hadoop?

713


What is the difference between Apache Hadoop and RDBMS?

737


How is security achieved in Apache Hadoop?

834


What is Apache Hadoop?

800


What is a “Distributed Cache” in Apache Hadoop?

724


What is the problem with small files in Apache Hadoop?

726


What is Rack Awareness in Apache Hadoop?

746


Explain Erasure Coding in Apache Hadoop?

692


What is Disk Balancer in Apache Hadoop?

798


What is a speculative execution in Apache Hadoop MapReduce?

739


What are the modes in which Apache Hadoop run?

744


What is Safemode in Apache Hadoop?

677