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Topic 1 Fundamentals of System Analysis & Design - Coggle Diagram
Topic 1
Fundamentals of System Analysis & Design
Information System
Definition
:
System that assembles, stores, processes and delivers information
System Analysis & Design
is a systematic approach to identify:
problems
opportunities
objectives
Types of System
Operational Level:
TPS
Knowledge Level:
OAS
KWS
Higher Level:
MIS
DSS
ES
Strategic Level:
ESS
GDSS
CSCWS
E-commerce
Web Systems
ERP (Enterprise Resource Planning Systems)
Open Source Software
Wireless System
System Analyst
Environment
Roles
Qualities
SDLC (System Development Life Cycle)
Identify problems, opportunities, and objectives
Determining human information requirements
Analyzing system needs
Designing the recommended system
Developing and documenting software
Testing and maintaining the system
Implementing and evaluating the system
System Maintenance
IS Development Methodologies
Process-Oriented
Blended
Object-Oriented
Rapid
People-Oriented
Organizational-Oriented
Framework
General Approaches
Structured Approach
Object-Oriented Approach
CASE TOOL
Upper CASE
Lower CASE