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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

What is the relation between job and task in hadoop?

 711

How many instances of a jobtracker run on hadoop cluster?

 688

What is inputsplit in hadoop? Explain.

 837

What platform and java version are required to run hadoop?

 738

What is the functionality of jobtracker in hadoop?

 770

What are the hadoop's three configuration files?

 743

What is map/reduce job in hadoop?

 680

What is hadoop, hbase, hive and cassandra? Specify similarities and differences among them.

 132

How to run tensorflow on hadoop?

 1

What is a namenode? How many instances of namenode run on a hadoop cluster?

 697

What are the two main parts of the hadoop framework?

 707

What is the use of combiners in the hadoop framework?

 654

What is the jobtracker and what it performs in a hadoop cluster?

 670

How many instances of tasktracker run on a hadoop cluster?

 730

Explain the use of tasktracker in the hadoop cluster?

 683



Related Topics


Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1499

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

1048

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

969

What are the core components of Apache Hadoop?

829

What is the difference between Apache Hadoop and RDBMS?

856

How is security achieved in Apache Hadoop?

965

What is Apache Hadoop?

900

What is a “Distributed Cache” in Apache Hadoop?

824

What is the problem with small files in Apache Hadoop?

839

What is Rack Awareness in Apache Hadoop?

859

Explain Erasure Coding in Apache Hadoop?

803

What is Disk Balancer in Apache Hadoop?

953

What is a speculative execution in Apache Hadoop MapReduce?

834

What are the modes in which Apache Hadoop run?

840

What is Safemode in Apache Hadoop?

781