Computing - AS Level

Systems Life Cycle

• IGCSE ICT Systems Analysis and Design page

  • You can use the IGCSE quizzes and external links for some good background work or extra research.

4.1 Analysis Phase

• Analysis Phase Presentation

• Researching the Present System (igcseict.info)

• Analysis Phase Quiz

4.2 Feasibility Phase

• Feasibility Phase Presentation

• Feasibility Study (teach-ict.com)

• Feasibility Phase Quiz

4.31 Design Phase

• Design Phase Presentation

• Designing a New System (teach-ict.com)

• Design Phase Quiz

4.32 Verification and Validation

• Verification and Validation Presentation

• Validation Presentation (teach-ict.com)

• Verification (teach-ict.com)

• Verification and Validation Quiz

4.33 Designing Screens / Report Layouts

(Note that this is a repeat of the first section in the Programming Theory unit, so if have already completed this section before and you are confident, you can decide to leave this section out.)

• Designing a New System (igcse.info)
• Designing Screen / Report Layout Questions
  • Designing Screen / Report Layout Mark Scheme

4.4 Documentation Phase

• Documentation Phase Presentation

• Testing the New System (igcseict.info)

• Documenting the New System (igcseict.info)

• Documentation Phase Quiz

4.5 Implementation Phase

• Implementation Phase Presentation

• Implementing the New System (igcseict.info)

• Implementation Phase Quiz

4.6 Training Evaluation Maintenance and Obsolescence

• Training Evaluation Maintenance and Obsolescence Presentation

• Evaluating the New System (igcseict.info)

• Training Evaluation Maintenance and Obsolescence Quiz