The Systems Development Life Cycle Planning Product: Feasibility Study Understand the Business Problem or Opportunity Develop an Information System Solution Systems Analysis Product: Functional Requirements Systems Design Product: System Specifications Implement the System Solution Systems Implementation Product: Operational System Systems Maintenance Product: Improved System

Project Example: Data flow in the public schools. Hypothesis: If data on absences, tardiness, quiz and test scores, etc. were more immediately available to parents, administrators, and students, motivation and learning would increase. Proposal: connect an interactive voice response system to the existing database at the schools. Give parents 24 hour access via their telephones and a password.

Planning. Investigation: Is there really a problem here? Feasibility study: organizational, economic, and technical.

System Request Lists key elements of the project Project name Project sponsor Business need Functionality Expected value Special issues or constraints

Feasibility Analysis Detailing Expected Costs and Benefits Technical feasibility Economic feasibility Organizational feasibility

Technical Feasibility: Can We Build It? Familiarity with application Knowledge of business domain Familiarity with technology Extension of existing firm technologies Project size Number of people, time, and features

Economic Feasibility Should We Build It? Benefits Development costs Operational costs Totals

Expected Value Costs Benefits Tangible Intangible *

Cash Flow Method for Cost Benefit Analysis

Return on Investment Calculation RETURN ON INVESTMENT EQUALS Total (benefits - costs) Divided by Total costs

Organizational Feasibility If we build it, will they come? Stakeholder analysis Project champion(s) Organizational management System users