Question 2

sample customer receipt from a superstore ABC is shown in the following. (a) Based on the receipt, devise a class diagram with their associations. Specify clearly themultiplicity of every association.

(b) List out the possible UML classes with all attributes. Markup all the primary key attributes with

> and any object attributes. No methods are required.

(c) List out all the calculated attributes, if any.Specify all your assumptions.

ABC LEVEL 1 OF MEGABOX, KOWLOON BAY, HONG KONG TEL: 2339 3388 SALES RECEIPT Trx Time: 18:30:00 1@ 10% 2@ 10% 1@ 12345678 31 July 2023 23 Operator ID: 9800657 1. 003946738 Target Apple Pie Discount 2. 004738222 Jacob's Hi-Cal Biscuit Discount 3. 006001666 Environmental Levy VIP Card No.: Membership Expiry Date: Bonus Point(s) Accumulated: 69.90 19.90 0.00 Date: 19 March 2022 69.90 -7.00 39.80 -4.00 0.00 Total: 98.70 Cash: 100.00 Change: 1.30