System Analysis and Design

Using this information

#3 part a.

Entities

Student

Professor

Registrar

Processes

1 Enroll Student in Course

2 Collect Student Fee Payment

3 Produce Student Schedule

4 Produce Class Roster

5 Produce Enrollment Summary Report

Data Flows

Class Request

Payment

Receipt

Student and Course Data

Student Class Record

Payment Information

Student Class Record

Student Schedule

Class Roster

Enrollment Statistics

Data Stores

D1 Student Class Records

D2 Student Payments

3) One common experience that students in every college and university share is enrolling in acollege course.

a) Draw a level 1 data flow diagram of data movement for enrollment in a collegecourse. Use a single sheet and label each data item clearly.

Using this information

#3 part b.

Explode process 1 and ensure that it includes the following items.

Processes

1.1 Check for an Open Section

1.2 Check Prerequisites Met

1.3 Enroll Student in C

Data Flows

Class Request

Openings Remaining

Open Class Request

Valid Class Request

Student Record

Class Record

Student and Course Data

Data Stores

D1 Student Class Record

D3 Classes Offered

D4 Student Master

D5 Course Master

3b)Explode one of the processes in your original data flow diagram into sub-processes,adding data flows and data stores.

3c)List the parts of the enrollment process that are hidden to the outside observerand about which you have had to make assumptions to complete a second-leveldiagram.