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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

What is the problem with small files in Apache Hadoop?

729

What is Rack Awareness in Apache Hadoop?

749

Explain Erasure Coding in Apache Hadoop?

693

What is Disk Balancer in Apache Hadoop?

802

What is a speculative execution in Apache Hadoop MapReduce?

739

What are the modes in which Apache Hadoop run?

747

What is Safemode in Apache Hadoop?

684

What are the different methods to run Spark over Apache Hadoop?

673

Why is Apache Spark faster than Apache Hadoop?

786

What are the main features and Characteristics of Hadoop which makes it the most popular and powerful Big Data tool?

461

What are the configuration files in Hadoop?

497

Compare Apache Hadoop and Apache Spark?

409

What are the different modes in which we can configure/install Hadoop?

500

Explain how Hadoop cluster hardware planning and provisioning is done?

507

How to create a user in Hadoop?

443




Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1417


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

961


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

850


What are the core components of Apache Hadoop?

718


What is the difference between Apache Hadoop and RDBMS?

743


How is security achieved in Apache Hadoop?

836


What is Apache Hadoop?

800


What is a “Distributed Cache” in Apache Hadoop?

725


What is the problem with small files in Apache Hadoop?

729


What is Rack Awareness in Apache Hadoop?

749


Explain Erasure Coding in Apache Hadoop?

693


What is Disk Balancer in Apache Hadoop?

802


What is a speculative execution in Apache Hadoop MapReduce?

739


What are the modes in which Apache Hadoop run?

747


What is Safemode in Apache Hadoop?

684