name: string - ownerName: String + Cat (name: String, ownerName: String, numberOfTeeth: int, lengthofTail:int) i. ii. + Pet (name:String, ownerName: String) + getName(): String getownerName (): String Cat numberOfTeeth: int lengthofTail : int + getNumberOfTeeth (): int +getLengthofTail(): int iii. Pet Budgie colouroffeathers: String + Budgie (name: String, 1. Convert the UML class diagram above into a java code with the following conditions The methods in the Pet class are abstract. ownerName: String, colouroffeathers:String) +getColourOfFeathers (): String Create a class called test. The main() method in the test class should create three Cat objects and two Budgie objects. The main() method should also create indirectly an object of the Pet class. Demonstrate polymorphism in your test class.

name: string - ownerName: String + Cat (name: String, ownerName: String, numberOfTeeth: int, lengthofTail:int) i. ii. + Pet (name:String, ownerName: String) + getName(): String getownerName (): String Cat numberOfTeeth: int lengthofTail : int + getNumberOfTeeth (): int +getLengthofTail(): int iii. Pet Budgie colouroffeathers: String + Budgie (name: String, 1. Convert the UML class diagram above into a java code with the following conditions The methods in the Pet class are abstract. ownerName: String, colouroffeathers:String) +getColourOfFeathers (): String Create a class called test. The main() method in the test class should create three Cat objects and two Budgie objects. The main() method should also create indirectly an object of the Pet class. Demonstrate polymorphism in your test class.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Concept explainers

Array

The simplest way to start thinking about an array is as a collection, or a set of elements. In programming, these elements may be constants, variables, functions and pointers.

Question

name: string
- ownerName: String
Cat
numberOfTeeth int
lengthofTail : int
+ Cat (name: String, ownerName: String,
numberOfTeeth: int,
lengthofTail:int)
i.
ii.
+ Pet (name:String, ownerName: String)
+ getName(): String
+ getownerName (): String
+ getNumberOfTeeth (): int
+ getLengthofTail(): int
Pet
iii.
Budgie
colourOfFeathers: String
+ Budgie (name: String,
1. Convert the UML class diagram above into a java code with the following conditions
The methods in the Pet class are abstract.
ownerName: String,
colourofFeathers:String)
+ getColourOfFeathers (): String
Create a class called test. The main() method in the test class should create three
Cat objects and two Budgie objects. The main() method should also create
indirectly an object of the Pet class.
Demonstrate polymorphism in your test class.
2. Write a Java Code for a simple GUI program that creates a frame and changes the
background to green.
Examiner's Name: George Kodjo Anni

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