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CHAPTER 5 SYSTEM IMPLEMENTATION AND SUPPORT - Coggle Diagram
CHAPTER 5 SYSTEM IMPLEMENTATION AND SUPPORT
5.2 Testing In A Project
Software Quality Assurance
Importance of software quality assurance
Types Of Software Testing
Integration Testing
System Testing
Unit Testing
Documentation
system documentation
operations documentation
program documentation
user documentation
5.1 System Development
Modeling
Business model or Requirements model
Object model
Data model
Network model
Process model
Prototyping
CONS
Important decisions might be made too early, before business or IT issues are thoroughly understood
Users can identify needed changes and refine real requirements
PROS
Speeds up the development process significantly
• Users interact with Prototype very quickly
Case Tools
Coding Process
Programming Environment
Generating Code
5.3 System Implementation
System Installation & Evaluation
Operational & test environment
Data conversion
Training
System changeover
Post-implementation task
5.4 System Support & Security
System Support & Security Phase
user expectations
system performance
security requirements
User Support
Companies provide user support in many forms, including user training and a help desk to provide technical support and assistance
User Training
User Training package
Training users about system changes is similar to initial training
online support via e-mail, a special website , a revision to the user guide , a training manual supplement
Help Desks
A centralized resource staffed by IT professionals who provide users with the support they need to do their jobs.
Types Of Maintenance
System Maintenance Tools
System Security Concepts
Integrity
Confidentiality
Availability
Backup and Recovery