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Mithilesh Kumar Dubey, Lovely Professional University Unit 1: Introduction to Information System Development

Unit 1: Introduction to Information System Development Notes

CONTENTS
Objectives
Introduction

1.1 Information System Development
1.1.1 Investigation
1.1.2 Feasibility Study

1.1.3 Analysis
1.1.4 Design
1.1.5 Cross Life-cycle Activities
1.2 System Analyst
1.2.1 Roles of a Systems Analyst

1.2.2 Qualities of Systems Analyst
1.3 System Analysis & Design
1.3.1 System

1.3.2 Subsystems
1.3.3 System Study
1.3.4 System Approach
1.3.5 Difference between System Approach and System Analysis
1.3.6 System Characteristics

1.4 Categories of Information System
1.4.1 Executive Support System (ESS)
1.4.2 Management Information System (MIS)

1.4.3 Decision Support System (DSS)
1.4.4 Office Automation System (OAS)
1.4.5 Transaction Processing System (TPS)
1.4.6 Stationary and Non-stationary System
1.4.7 Adaptive and Non-adaptive System

1.5 System Development Strategies
1.5.1 Unified Methodology Approach
1.5.2 Technique Approach

1.6 Implementation
1.7 Evaluation and Maintenance
1.8 Summary
Contd....

LOVELY PROFESSIONAL UNIVERSITY 1