Question: The assignment below I am not sure what a object relationship diagram is, can someone help? This is for the Willowbrook School case study week

The assignment below I am not sure what a object relationship diagram is, can someone help? This is for the Willowbrook School case study week 3 in Structured System analysis and Design.

More Background You have developed a logical model of the proposed billing system. Now you will continue the systems analysis phase by creating an object-oriented model of the billing system. Use the logical model that you prepared in Chapter 5 as a reference.

Assignments

3. Create an object relationship diagram for the billing system classes.

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