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Category Archives: Hadoop

Hadoop file system is a master/slave file system in which Namenode works as the master and Datanode work as a slave. Namenode is so critical… Read More
Data science is the study of data analyzing by advance technology (Machine Learning, Artificial Intelligence, Big data). It processes a huge amount of structured, semi-structured,… Read More
In today’s world, there are a lot of data. Big companies utilize those data for their business growth. By analyzing this data, the useful decision… Read More
Application master changes the status for the job to “successful” when it receives a notification that the last task for a job is complete. Then… Read More
MapReduce can be used to work with a solitary method call: submit() on a Job object (you can likewise call waitForCompletion(), which presents the activity… Read More
Resource manager hands off the request to the YARN scheduler when it receives a call to its submitApplication() method. The resource manager launches the application… Read More
Once the resource manager’s scheduler assign a resources to the task for a container on a particular node, the container is started up by the… Read More
What is Volunteer Computing? At the point when individuals initially find out about Hadoop and MapReduce they frequently ask, “How is it unique from SETI@home?”… Read More
The methodology taken by MapReduce may appear to be a beast power approach. The reason is that the whole dataset — or if nothing else… Read More
For what reason wouldn’t we be able to utilize databases with heaps of circles to do huge scale investigation? For what reason is Hadoop required?… Read More
Hadoop’s MapReduce framework provides the facility to cache small to moderate read-only files such as text files, zip files, jar files etc. and broadcast them… Read More
Prerequisites: Hadoop and MapReduce Counting the number of words in any language is a piece of cake like in C, C++, Python, Java, etc. MapReduce… Read More
Prerequisites: Hadoop and MapReduce Counting the number of even and odd and finding their sum in any language is a piece of cake like in… Read More
Hadoop is an open source software programming framework for storing a large amount of data and performing the computation. Its framework is based on Java… Read More
HDFS is the primary or major component of the Hadoop ecosystem which is responsible for storing large data sets of structured or unstructured data across… Read More

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