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Problem:
(a) Data mining is one of the best ways to analyse data and using software techniques, hidden and unexpected patterns and relationships in sets of data can be extracted.
(i) What is Predictive Modelling and describe the two techniques associated with this model.
(ii) Describe link analysis and the three specializations of link analysis.
(iii) Data mining being relatively a new technology, what advantages would a Commercial Bank achieved for implementing such a technique. Provide relevant Examples.
(iv) To better exploit data mining what are the pre-requisites for a data warehouse.
Explain Record Based Logical Models? Record-Based logical Models: Also define data at the conceptual and view levels. Unlike object-oriented models, are used to state overall
Explain Object oriented Model ? Object Oriented Model - This model is based on the object-oriented programming language paradigm. It involves the features of OOP such as inhe
What is an entity relationship model? The entity relationship model is a collection of basic objects known as entities and relationship between those objects. An
In E-R Diagram how relationship type is represented ? In E-R Diagram relationship type is represented as a Diamond.
The physical location of a record is determined by which mathematical formula that transforms a file key into a record location? The physical location of a record is determined
imagery
what is primary key
Define identify relationship? Identifying relationship: An identifying relationship means in which the child table cannot be uniquely recognize without the parent. For exampl
Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this info
Can a filed occur in several field groups. Yes. But it leads to redundant data redundancy.
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