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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?

1018

What is Input Split in hadoop?

986

How did you debug your Hadoop code ?

1375

What is the best hardware configuration to run Hadoop?

1629

Should we use RAID in Hadoop or not?

1058

What are the basic available commands in Hadoop sqoop ?

965

On What concept the Hadoop framework works?

1204

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

950

What are the steps to submit a Hadoop job?

906

What are the Basics of Hadoop?

932

How we can take Hadoop out of Safe Mode?

IBM,

858

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

1076

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

1032

Can i access Hive Without Hadoop ?

1 2702

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

1169




Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1457


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

1007


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

912


What are the core components of Apache Hadoop?

784


What is the difference between Apache Hadoop and RDBMS?

811


How is security achieved in Apache Hadoop?

912


What is Apache Hadoop?

859


What is a “Distributed Cache” in Apache Hadoop?

784


What is the problem with small files in Apache Hadoop?

783


What is Rack Awareness in Apache Hadoop?

812


Explain Erasure Coding in Apache Hadoop?

756


What is Disk Balancer in Apache Hadoop?

895


What is a speculative execution in Apache Hadoop MapReduce?

794


What are the modes in which Apache Hadoop run?

800


What is Safemode in Apache Hadoop?

735