FUNDAMENTALS OF COMPUTER

DATABASE FUNDAMENTALS

DATA WAREHOUSING AND DATA MINING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Choose which data mining task is the most suitable for the following scenario:Given a set of n points or objects, and k, the expected number of outliers, find the top k objects that considerably dissimilar, exceptional or inconsistent with the remaining data
A
Classification
B
Association rules
C
Clustering
D
Anomaly detection
Explanation: 

Detailed explanation-1: -It includes various tasks such as classification, clustering, discrimination, characterization, association, and evolution analysis.

Detailed explanation-2: -Clustering: this data mining task is targeted to identify a finite set of categories or groupings (clusters) to describe the data.

Detailed explanation-3: -Clustering is used to identify data objects that are similar to one another. The similarity can be decided based on a number of factors like purchase behavior, responsiveness to certain actions, geographical locations and so on.

Detailed explanation-4: -Data mining relies on big data and advanced computing processes including machine learning and other forms of artificial intelligence (AI). The goal is to find patterns that can lead to inferences or predictions from otherwise unstructured or large data sets.

There is 1 question to complete.