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ICT1106 - Coggle Diagram
ICT1106
Types of Information System
Transaction Processing System (TPS)
Office Automation System
Management Information System (MIS)
Decision Support System (DSS)
what-if scenarios
Group Decision Support System (GDSS)
Expert System (ES) /Artificial Intelligence System
Computer supported cooperative work (CSCW)
Executive Information System (EIS)
Knowledge Worker System (KWS)
Waterfall methodology
System Planning
Preliminary (initial) investigation
Determine viability
Economic feasibility studies
Net Present Value (NPV)
Payback period
ROI
Operational feasibility studies
Technical feasibility studies
Schedule feasibility studies
Problem definition
Determine scope
Benefits and disbenefits
Constraints and risks
Recommendations
Gantt Chart
Start date activity
End date activity
Milestones
PERT Chart
Activity diagram
Critical path
Activities dependencies
System request
Reasons for system request
Internal factors for system request
External factors for system request
System Analysis
Fact-Finding techniques
Interview
Structured interview
Unstructured interview
Observation
Hawthorne Effect
Remote Observation
Direct Observation
Survey questionnaire
Paper/ written survey questionnaire
Electronic/ online survey questionnaire
Sampling
Documentations review
Web research
System requirements
Inputs requirements
Output requirements
Processes requirements
Performance requirements
Controls requirements
Functional requirements VS. Non-functional requirements
System Design
System Implementation and conversion
Direct cutover implementation
Pilot implementation
Parallel implementation
Phased implementation
System Testing and Evaluation
System Maintainence
Information System components
People
Internal users
External users
End-users
Administrators
Procedures/ Processes
Operation processes
Security processes
Recovery processes
Hardware
Software
Horizontal software
Vertical software
In-house application
Software packages
Cloud application
Data and Information
Networking capabilities
UML
UML Use Case diagram
Base Use Case
<< include >>
<< extend >>
System Boundary
Name of Information System
Use Case Description
UML Class diagram
Super Class
Child sub-classes
Relationship between classes
Dependency
Association
Aggregation
Composition
Inheritance (or Generalization)
represents an "is-a" relationship
Cardinality between classes
one to one
one to many
many to many
UML Class Diagram reference tutorial link
Object > Attributes > Methods