5.1. SDLC

• SDLC stands for software development life cycle
• SDLC stages are?

  Research analysis

  Design

  Develop

  Test

  Deploy

  Maintenance
• SDLC can become a full cycle
• Products are things you can own, services are things provided
• SUbscriptions are services
• Product you have and service you recieve has been blurred
• Downloading a manual through the internet is both a product and a service, as the server holding it must move the data making it a service, but the data itself is a product
• buying from a shop is a product
• The 4 sectors are?


  Primary secondary tertiary Public
• Primary is gathering from the world
• Seconday sector is manufacturing from the primary sector goods. This can include fish into fish sticks, and ore into car
• Tertiary is the provision of services
• Public sector is owned and operated by government
• Tertiary includes IT, etc
• The Gartner Hype Cycle is a graph of expectations vs time