華東師范大學(xué)期末試卷(B)

1、華東師范大學(xué)期末試卷（B）2006 2007 學(xué)年第 二 學(xué)期課程名稱(chēng)：_OOAD_ 學(xué)生姓名：_ 學(xué)號(hào)：_專(zhuān)業(yè)：_ 年級(jí)/班級(jí)：_課程性質(zhì)：專(zhuān)業(yè)必修一二三四五六七八總分閱卷人簽名Video RentalUse Case: Rent a Video1. Customer selects video.2. Customer hands video to the cashier.3. Cashier enters customer name.4. System displays customer account.5. Cashier begins a new sale.6. Cashier ent

2、ers the video to rent.7. System displays the total amount due, and due date and price for the video.8. Cashier finishes the sale.9. System displays the total amount due.10. Customer pays total amount due.11. Cashier enters payment information.12. System prints receipt.13. Cashier hands receipt to th

3、e customer.1. Analyze the requirements by using and filling in the category and association lists (given). Show important Roles of objects. (10 points)2a. Analyze the responsibilities of the most important classes using CRC Cards (15 points)CRC Card ExampleClass: Purpose: ResponsibilitiesCollaborato

4、rs2b. What are the most important operations. Provide Operation Contracts for the most important Operations (10 points)Operation Contract Example3a. Assign methods to objects using interaction diagrams as in example below (sequence or collaboration diagrams) showing GRASP Patterns used with comment

5、boxes. For each GRASP Pattern BE SURE TO EXPLAIN its use. Use only creator, expert and controller. GRASP Patterns (15 points)Example Interaction Diagram with GRASP PatternsCheckAccount() given to Account Class using Expert since class Acount has the account number and password3b. Provide the Class D

6、iagram (15 points)a) showing the methods as assigned to classes using the interaction diagrams. b) Explain cohesion and coupling using the class diagram.4. Using the GoF Design Patterns provided (and any others you wish) please add the below additional requirements to the class diagram (35 points)a) The customer can submit any problems to the company secretary who will choose the best company employee to answer the problems.b) Provide different ways for the customer to pay for the video such as check, credit card, etc.c) The customer can sign on a video store news letter to be told