293 - 2 PROTOTYPE OR LIFECYCLE

Open system with a high degree of uncertainty about information needs

• PROTOTYPING
• LIFECYCLE

Necessary to try out ideas, application and efficiency

• PROTOTYPING
• LIFECYCLE

Necessary to control the cost of the design before the scope is fully determined. Experimentation is necessary

• PROTOTYPING
• LIFECYCLE

Users of the system wants to try out the system prior to committing the specs and information requirements

• PROTOTYPING
• LIFECYCLE

The system and application are highly custom oriented

• PROTOTYPING
• LIFECYCLE

Closed systems with little or no uncertainty about information needs

• PROTOTYPING
• LIFECYCLE

No need to try out the application as it is already proven

• PROTOTYPING
• LIFECYCLE

Scope of the design and application is fully determined. Experimentation is not necessary

• PROTOTYPING
• LIFECYCLE

The user is confident and confirms the specifications and information needs

• PROTOTYPING
• LIFECYCLE

The system and application are universal and governed by the principles and practices

• PROTOTYPING
• LIFECYCLE