90 likes | 211 Vues
Technical Module G Evaluation of Systems Solutions Applying the Systems Approach Can be used with Alternative system scopes Alternative system designs Alternative software packages. Applying the Systems Approach Alternative system scopes. Fig G.1: Sample Solution Evaluation Table.
E N D
Technical Module G • Evaluation of Systems Solutions • Applying the Systems Approach • Can be used with • Alternative system scopes • Alternative system designs • Alternative software packages
Applying the Systems Approach Alternative system scopes Fig G.1: Sample Solution Evaluation Table
Applying the Systems Approach Impact on milestones Fig G.2: Sample Solution Evaluation Table with Milestone List
Evaluation Steps • Identify the possible solutions • Determine the evaluation criteria • Evaluate the possible solutions • Select the best solution(s)
Evaluation Steps • 1. Identify the possible solutions • Sources of information • Internet • Software vendors and their Web sites • Other similar organizations • Web sites of trade magazines and trade organizations • Computer magazines • User groups • Consultants
Evaluation Steps • 2. Determine the evaluation criteria • Consider using goal analysis categories: • System quality (SQ) • Functionality, maintainability, portability and scalability • Project management (PM) • Time, cost, client commitment • Organizational relevance (OR) • Efficiency, effectiveness, competitive advantage
Evaluation Steps • 3. Evaluate the possible solutions • Can be done quantitatively • Weight the criteria (Example: 2 for very unimportant to 10 for very important) • Quantify the ratings (Example:0 for very poor to 10 for very good) • A good spreadsheet application
Evaluation Steps 4. Select the best solution(s) Fig G.4: Evaluation Worksheet for CRM Software for Torres Insurance (page 1 of 5)
Evaluation Keys • The evaluation produces the right solution when it is based on a clear understanding of: • The organization’s strategic plan • The organization’s current information infrastructure • The user’s functional requirements • The system objectives • The system constraints