Course Title: Information Systems
Lecture No. 1: Defining Needs
	Introduction	Defining Needs	Need for information	Sources of Information
	Primary Sources	Secondary Sources	Tertiary Sources	Changing Needs
Introduction
Decisions are required to be taken in day to day life. No single task in our life can be done without decision making. For every assignment we undertake, there has to be a process of making choices. Whenever we are faced with choices, there is an inevitable need of selecting one particular course of action.
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