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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?

 653

Whats is distributed cache in hadoop?

 635

what should be the ideal replication factor in hadoop?

 615

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

 679

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

 694

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

 657

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

 624

What is mahout hadoop?

 60

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

 551

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

 84

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

 90

Does vora require hadoop? : hana vora

 80

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

 82

What are the important differences between apache and hadoop?

 666

What is the advantage of hadoop over java serialization?

 43



Related Topics


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?

750

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