3. Inheritance
• One class acquires the properties and behavior of another class
• Represents a parent-child relationship between two classes
• Subclass
• A subclass, also known as a child class or derived class, is the class that inherits the properties
and behaviors of another class
• Superclass
• A superclass, also known as a parent class or base class, is a class whose properties and
behaviors are inherited by the subclass
• Implemented using the extends keyword
4. Account Class
• Superclass
• Attributes
• accountNumber, balance, and withdrawal limits
• Constructor
• No argument constructor
• Parameterized constructor
• Methods
• Set and get methods
• Depositing amount
• Withdrawing amount
• Calculating interest
• Displaying account information
5. CheckingAccount Class
• Subclass inherited from Account
• Attributes
• Overdraft Limit
• Constructor
• No argument constructor
• Parameterized constructor
• Methods
• Get and set methods
• Overrides withdraw method to handle overdrafts
• Overrides display information
6. Tasks
Task 1: Saving Account inherited from Account class
• Create a SavingAccount subclass with the following:
• Attributes
• Interest rate
• Constructor
• No argument constructor
• Parameterized constructor
• Methods
• Get and set methods
• Override calculate interest method
• Override display information
• Write main to check the functionality of SavingAccount
7. Tasks
• Task 2: Employee, Manager, Team Lead
Employee: This is the base class representing generic employees in the company. It
might contain attributes like name, employee ID, and methods for calculating salary
or displaying employee information.
Manager: The Manager class inherits from Employee and adds specific attributes
and behaviors relevant to managers, such as managing a team, approving leave
requests, or conducting performance reviews.
TeamLead: The TeamLead class further specializes in Managers. It inherits all the
attributes and behaviors of a Manager but may add additional features specific to
team leaders, like assigning tasks, mentoring team members, or coordinating team
meetings.
8. Tasks
• Employee class
• Attributes
• Name (first, last)
• Employee ID
• Employment status – Active
• Hire date
• Email address
• Phone number
• Department
• Position
• Salary
• Methods
• Get and Set Method
• Promote (change position)
• Terminate (change employment
status)
• Manager class
• Attributes
• Direct Reports (List of
Employees)
• Project (List)
• Methods
• Add direct reports
• Assign Projects
• Evaluate Performance
• TeamLead class
• Attributes
• Team name
• Team Tasks (List)
• Methods
• Hold team meeting
• Add and display team
tasks
