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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

did you maintain the hadoop cluster in-house or used hadoop in the cloud?

966

What is Input Split in hadoop?

919

How did you debug your Hadoop code ?

1318

What is the best hardware configuration to run Hadoop?

1582

Should we use RAID in Hadoop or not?

1001

What are the basic available commands in Hadoop sqoop ?

912

On What concept the Hadoop framework works?

1155

How is the option in Hadoop to skip the bad records?

912

What are the steps to submit a Hadoop job?

865

What are the Basics of Hadoop?

885

How we can take Hadoop out of Safe Mode?

IBM,

819

What will be the consideration while we do Hardware Planning for Master in Hadoop architecture?

1028

What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?

998

Can i access Hive Without Hadoop ?

1 2613

Can you execute Hadoop dfs Commands from Hive CLI? How?

1106




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