QI. Inheritance System A/ Write the java code of the interface IComputer that contains the followings: • The property IPAdress (number) with get and set assessors. • The method Cost() that returns the total cost of a computer (PriceComputer + Tax). Тах 5%. B/ Write the java code of the abstract class Computer that contains the followings: • 4 protected attributes : O Numc, integer o SpeedCPU, number O Ram, number O PriceComputer, double A constructor that initializes the attributes of the class. • A public property (with both set and get accessors) called Price, which is used to initialize the PriceComputer. Check if the Price is positive (>0). A virtual method PrintInfo() that prints the values of the attributes of the class. C/ Write the java code of the class Server that inherits the base class Computer and implements the interface IComputer, and contains the followings: A private attribute ipadress (number) • Constructor that initializes all the attributes of the class. • Override the method PrintInfo() that displays the values of the attributes of the class. • Override and implement all the inherited methods and properties (form the inherited class and the implemented class). D/ In the main method: Create an object of the class Computer; • Create an array Cmp of type Server and size 2; • Create 2 objects of Server; • Store these objects in the array Cmp; • Print the information of the stored objects in the array Cmp; Q2/ Exception Handling Write a java code to define a new type of exception called AgedPersonException. The exception occurs when the given age is greater than 60 year.
QI. Inheritance System A/ Write the java code of the interface IComputer that contains the followings: • The property IPAdress (number) with get and set assessors. • The method Cost() that returns the total cost of a computer (PriceComputer + Tax). Тах 5%. B/ Write the java code of the abstract class Computer that contains the followings: • 4 protected attributes : O Numc, integer o SpeedCPU, number O Ram, number O PriceComputer, double A constructor that initializes the attributes of the class. • A public property (with both set and get accessors) called Price, which is used to initialize the PriceComputer. Check if the Price is positive (>0). A virtual method PrintInfo() that prints the values of the attributes of the class. C/ Write the java code of the class Server that inherits the base class Computer and implements the interface IComputer, and contains the followings: A private attribute ipadress (number) • Constructor that initializes all the attributes of the class. • Override the method PrintInfo() that displays the values of the attributes of the class. • Override and implement all the inherited methods and properties (form the inherited class and the implemented class). D/ In the main method: Create an object of the class Computer; • Create an array Cmp of type Server and size 2; • Create 2 objects of Server; • Store these objects in the array Cmp; • Print the information of the stored objects in the array Cmp; Q2/ Exception Handling Write a java code to define a new type of exception called AgedPersonException. The exception occurs when the given age is greater than 60 year.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Transcribed Image Text:Q1. Inheritance System
A/
Write the java code of the interface IComputer that contains the followings:
• The property IPAdress (number) with get and set assessors.
• The method Cost() that returns the total cost of a computer (PriceComputer + Tax).
Тах - 5%.
B/
Write the java code of the abstract class Computer that contains the followings:
• 4 protected attributes:
O Numc, integer
o SpeedCPU, number
O Ram, number
O PriceComputer, double
A constructor that initializes the attributes of the class.
• A public property (with both set and get accessors) called Price, which is used to
initialize the PriceComputer. Check if the Price is positive (>0).
• A virtual method PrintInfo() that prints the values of the attributes of the class.
C/
Write the java code of the class Server that inherits the base class Computer and
implements the interface IComputer, and contains the followings:
• A private attribute ipadress (number)
Constructor that initializes all the attributes of the class.
• Override the method PrintInfo() that displays the values of the attributes of the
class.
• Override and implement all the inherited methods and properties (form the
inherited class and the implemented class).
D/
In the main method:
• Create an object of the class Computer;
Create an array Cmp of type Server and size 2;
• Create 2 objects of Server;
• Store these objects in the array Cmp3;
• Print the information of the stored objects in the array Cmp;
Q2/ Exception Handling
Write a java code to define a new type of exception called AgedPersonException. The exception
occurs when the given age is greater than 60 year.
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