IT Unit 1

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A2 G063 Unit 1 mind map
edwardmatthews47
Mapa Mental por edwardmatthews47, atualizado more than 1 year ago
edwardmatthews47
Criado por edwardmatthews47 quase 11 anos atrás
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Resumo de Recurso

IT Unit 1
  1. Stages of System Cycle
    1. Definition of Problem
      1. System analyst SCOPES problem
        1. Through interviews with management
          1. interviews with staff to understand current system
        2. Design
          1. Project Planning
            1. System Requirements Specification
              1. Data Dictionary
                1. Testing Documentation
                  1. Prototyping
                  2. Investigation and Analysis
                    1. Uses Investigative Approaches
                      1. Requirements Specification
                      2. Implementation
                        1. Testing
                          1. Installation
                            1. Documentation
                              1. Evaluation
                                1. Maintenance
                                2. Investigative Approaches
                                  1. Questionnaires
                                    1. Interviews
                                      1. Observation
                                        1. Analysing Existing Documents
                                        2. Software Development Methods
                                          1. Evolutionary Prototyping
                                            1. Throwaway Prototyping
                                              1. Rapid Application Development (RAD)
                                              2. Testing Systems
                                                1. Extreme, Normal and Erroneous data
                                                  1. Follow Test Plan
                                                  2. Requirements, Design and System Specification
                                                    1. Requirements Specification
                                                      1. Scope of the problem
                                                        1. Timing
                                                          1. Objectives
                                                            1. Inputs
                                                              1. Outputs
                                                                1. Processing Requiremenrts
                                                                2. Design
                                                                  1. Purpose
                                                                    1. Screen Layouts
                                                                      1. Data Structures
                                                                        1. Inputs
                                                                          1. Outputs
                                                                            1. Processing
                                                                              1. Validation Rules
                                                                                1. Error Messages
                                                                                  1. Modelling Diagrams
                                                                                    1. Software
                                                                                      1. Hardware
                                                                                        1. Test Plan
                                                                                        2. System
                                                                                          1. Software applications in use
                                                                                            1. Storage
                                                                                              1. Memory
                                                                                                1. Input Devices
                                                                                                  1. Output Devices
                                                                                                    1. Processing Power
                                                                                                  2. Roles and Responsibilities of project Team
                                                                                                    1. Planning Tools
                                                                                                      1. ERDs, State Transition Diagrams, DFDs and Flowcharts

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