Question: Question 3 A class Tree has an attribute height (of type double). (a) Write the getter and setter methods of the attribute. [2 marks] (b)

Question 3 A class Tree has an attribute height (of type

Question 3 A class Tree has an attribute height (of type double). (a) Write the getter and setter methods of the attribute. [2 marks] (b) Write a constructor (with a single parameter) which initializes the attribute using the parameter. [1 mark] (c) What is the output of the following program segment? double height0 = 40; double height1 = 60; Tree tree2 = new Tree (80); Tree tree3 = new Tree (100); height0 = 120; tree3 = tree2; tree2.setHeight (height0); System.out.println (heightl+ ", " + tree3.getHeight ()); [2 marks]

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Please answer the below question in Java, thank you. Question 3 A class Tree has an attribute height (of type double). (a) Write the getter and setter methods of the attribute. (b) Write a...

Use java programming for the following questions to have the solutions ready within today Jan 3 2020 at or before 8:00PM GMT+8 time zone: Question 3 A class Tree has an attribute height (of type...

A class Tree has an attribute height (of type double). (a) Write the getter and setter methods of the attribute. [2 marks] (b) Write a constructor (with a single parameter) which initializes the...

A class Tree has an attribute height (of type double). Write the getter and setter methods of the attribute. Write a constructor (with a single parameter) which initializes the attribute using the...

Write a Java program to develop a class Circle with the following specifications Write a Java program to develop a class Circle with the following specifications 1. The class has one private...

Define a class to model an abstract circle. A circle is defined by the value of its radius. Your class should have one instance variable of type double. The name of the class is Circle. In addition...

QUESTION 1 You are given a file named DailyHelper.txt that contains the information of daily helpers that are available in an online system. The data in the file are arranged in this order: helper...

This program should be called TestShapes.java . For this program you are required to write 5 classes. The requirements are listed below. The output should look like the sample run. Please follow the...

Dev C++ class diagram tass diagram Separate the class definition from the class declaration within the same file. Accomplish the following tasks in your program. Write your code in the provided...

Refer to the class Student given below for Question 3: public class Student { private int id; private double marks; public Student (int id, double marks) { this.id=id; this.marks=marks; } public int...

The following dataset is given : Mean Years of Schooling for country X = 9,1 Expected Years of schooling Country X = 12,4 Maximum "mean years of schooling" in the world = 13,2 Maximum "expected years...

Pastina Company sells various types of pasta to grocery chains as private label brands. The company's fiscal year-end is December 31. The unadjusted trial balance as of December 31, 2021, appears...

A budget is only as good as the information collected. Having good information helps organizers make more informed estimates and profections as they begin conatructing a budget. Information gathering...

Which of the following are problems with identifying users of ABC? Multiple select question. ABC means different things to different organizations. Organizations will announce the discontinuance of...

(Appendices) Many employers have both group short-term and long-term disability-income plans. Compare (1) short-term plans with (2) long-term plans with respect to each of the following: LO8 a....

(Appendices) Brandon, age 32, is married and has a son, age one. Six months ago, Brandon purchased an individual health insurance policy covering the entire family. His son was recently diagnosed...

(Appendices) Ken, age 52, works only part-time and has no health insurance. The cartilage in both his knees is severely eroded from osteoarthritis, which causes severe pain during his daily...