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ISP550 - Information Systems Engineering Chapter 1 - Coggle Diagram
ISP550 - Information Systems Engineering Chapter 1
Activities of information systems development
Preliminary analysis
In this phase, a review is done of the request
System Analysis
In this phase, one or more system analysts work with different stakeholder groups to determine the specific requirements for the new system.
System Design
In this phase, a designer takes the system-requirements document to develop required system
Programming
The code gets written in the programming phase.
Testing
the previous phase is put through a series of structured tests
Implementation
Once the new system is developed and tested, it has to be implemented in the organization.
Maintenance
This final phase takes place once the implementation phase is complete.
What is information systems?
Databases for the purpose of processing data that supports business activities and operations.
information systems engineer is in charge of designing and developing network systems
DIKW
Data
Information
Knowlege
Wisdom
Type of IS
Transaction Processing System (TPS)
Management Infromation System (MIS)
Decision Support System (DSS)
Expert System
Communication and Collaboration system
Office automation system