Academic Year: 2014-2015
Second Semester
Software Engineering Department
Software Modeling (721222) Course
Section:1
Student Name:
Student Number:
ClassWork2
Class: Bank Account
Purpose:
Bank transactions
1. Find out a property relevant to this class whose value is variable.
Answer:
- balance: Number
2. Use abstraction on the possible values of this property to find out two abstract bank
account states
Answer:
- Account-with-funds
- Zero-balance
- Open account
2. Find out two relevant events that affect the behavior of the bank account class.
Answer:
-deposit funds
-withdraw funds
3. Draw the table that links the states and events found out in precedent questions.
Answer:
Account with Funds
Sates- Events
Deposit funds
Account with Funds
Withdraw funds Account with Funds |
[balance > 0]
Zero Balance
Account with Funds
Zero-Balance |
[balance ==0]
4. Draw the state diagram that describes the behavior of the Bank Account Class
Answer: