Mapa mental

system

Simone Calcagno software engineering Inglês

Conteúdo do mapa

system

Software System
- Software
  - Malleability:
    - Easy to change
    - Changes introduce errors
  - Size
    - large programs might have more errors
  - Complexity
    - Complex programs arent easy to undestand and modify. They might have more error based on the complexity
- Useful
- usable
- flexible
- reliable
- available
- affordable
- Legacy system
  - old
  - large
  - developed using outdate techniques
  - Implemented with old programming languages
  - critical to business
  - changed a number of times since their inception
  - Difficult to understand because of either a lack of domumentation about their internal structure or a lack of experience within the group responsible for them
  - Difficult to maintain
- Sociotechnical system
  - People
  - Organisations
  - Other technical components
- Architecture
  - Layers
    - Presentation
    - Application domain
    - Infrastructure (OS DB, etct)
  - components
  - Services
Viepoint
- A viepoint correspond to a different sets of users and therefore different purposes. Subjective oredering of reality
System boundary
- Conceptual line that divides the system and what it escludes