Question

Example No. 2 – Case Scenario (Classroom Exercise). Draw DFD Context(Level 0) and Level 1 Diagram Oman University offers loan to all active students and this will be paid within the school year. The student has to fill out an application form to be forwarded to the Accounting staff. The staff will input the details into the system and stored in Applicant file. Then, the Registrar Staff will verify whether the student’s status is Active or Inactive from the Students file. Inactive students will receive a refusal note, while active students can proceed to loan money by giving loan details and the details will be stored in a loan file. Then, the loan invoice will be printed stating the invoice details such as: student’s details, loan amount and installment fees from the loan file to be given to the students. The student can pay the monthly loan fees for a period of one (1) year and a receipt will be issued to the student. After payment, the Staff will be calculating the Paid Loan Fees of the student, then when a loan is fully paid, the student and loan files will be updated. Summary Receipt will be issued to the student on this process. Then, Printing of Clearance Note and List of fully Paid Students will be generated. Clearance Note will be given to the student while a list of fully paid students will be submitted to the Student Affairs Office.

Answer 1

DFD Context (Level 0) and Level 1 DiagramHere are the DFD Context (Level 0) and Level 1 Diagram for the Oman University loan process:

[Image of DFD Context (Level 0) and Level 1 Diagram]

DFD Context (Level 0)

External Entities:

Students

Accounting Staff

Registrar Staff

Student Affairs Office

Processes:

Apply for Loan

Verify Student Status

Issue Loan

Generate Loan Invoice

Make Loan Payment

Calculate Paid Loan Fees

Fully Paid Loan

Issue Summary Receipt

Print Clearance Note

List of Fully Paid Students

Data Stores:

Applicants File

Students File

Loan File

Loan Invoice File

Paid Loan Fees File

Student and Loan Files

Summary Receipt File

Clearance Notes File

List of Fully Paid Students File