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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

How to enable recycle bin or trash in hadoop?

 706

Whats is distributed cache in hadoop?

 676

what should be the ideal replication factor in hadoop?

 650

What is difference between secondary namenode, checkpoint namenode & backupnod secondary namenode, a poorly named component of hadoop?

 722

How to resolve ioexception: cannot create directory, while formatting namenode in hadoop?

 727

How does an hadoop application look like or their basic components?

 725

What mechanism does hadoop framework provides to synchronize changes made in distribution cache during runtime of the application?

 667

What is mahout hadoop?

 60

Can you tell us how many daemon processes run on a hadoop system?

 593

What hadoop distributions does sap vora run on? : hana vora

 89

What are the major differences between the sap vora olap engine and other sql-on-hadoop solutions such as spark sql, presto, impala, and drill? : hana vora

 95

Does vora require hadoop? : hana vora

 84

What is the relation-ship between sap vora and hadoop? : hana vora

 84

What are the important differences between apache and hadoop?

 704

What is the advantage of hadoop over java serialization?

 43



Related Topics


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?

885

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