Jawapan Latihan Amali 2 (Design UML)
1. Class Name: Rectangle
Role: To store length and width and calculate area and perimeter
Attributes
length: A variable to store the length of the rectangle
width: A variable to store the width of the rectangle
Behaviors
Rectangle(l,w): A method that creates a Rectange by setting it’s
length and width
calculateArea(): A method to calculate the area of the rectangle
using the formula: area = length x width
calculatePerimeter(): A method to calculate the perimeter of the
rectangle using the formula: perimeter = 2 x length + 2 x width
A UML diagram for a Rectangle class is shown in Figure 1.1 below:
2. A UML diagram for a Temperature class is shown in Figure 13.4.
/* File: Temperature.java
* Description: This class stores the current temperature.
* It contains access methods to set and get the temperature.*/
3. A UML diagram for a TaxWhiz class is shown in Figure 1.4.
4.