Weka Powerful Tool in Data Mining

The primary task of data mining is to explore the large amount data from different point of view, classify it and finally summarize it. In today's world data mining have progressively become interesting and popular in terms of all application. The data mining requires huge amount of Data sets for extraction of knowledge from it. The main aim of data mining software is to allow user to examine data. This paper is a review paper that introduces the key principle of data pre-processing, introduction of WEKA tool with classification, clustering. "Weka" is a data mining tool. In this paper we are describing the steps of how to use WEKA tool for various technologies & different facility to classify the data through various algorithms.