Exercise Develop a context Diagram for a small bank for “Loan Granting” process Identify EXTERNAL entities Develop a Context diagram
Context Diagram I-P-O INPUT A simplified loan process Steps: INPUT Customer requests loan through an Application (input) Credit Bureau provides customer credit history (input) Customer acceptance of loan (if accepted) Customer provides completed (Executed) Loan Contract PROCESS: Process Loan (can use a Circle or a rectangle) OUTPUT: Outcome: Accept/Reject IF Loan is approved Send acceptance notification IF accepted by customer Send Loan Contract Send Loan Amount ELSE Stop Send rejection letter
Request customer history Customer’s Credit History Credit Bureaus Request customer history Loan Granting Process Application Executed Loan Contract Acceptance/ Rejection of Loan Notice of Acceptance or Rejection Customer Loan Contract Loan Funds