Computer Applications
Consider the following class:
public class myClass {
public static int x=3, y=4;
public int a=2, b=3;}
- Name the variables for which each object of the class will have its own distinct copy.
- Name the variables that are common to all objects of the class.
Related Questions
Design a class name ShowRoom with the following description:
Instance variables / Data members:
String name — To store the name of the customer
long mobno — To store the mobile number of the customer
double cost — To store the cost of the items purchased
double dis — To store the discount amount
double amount — To store the amount to be paid after discountMember methods:
ShowRoom() — default constructor to initialize data members
void input() — To input customer name, mobile number, cost
void calculate() — To calculate discount on the cost of purchased items, based on following criteriaCost Discount (in percentage) Less than or equal to ₹10000 5% More than ₹10000 and less than or equal to ₹20000 10% More than ₹20000 and less than or equal to ₹35000 15% More than ₹35000 20% void display() — To display customer name, mobile number, amount to be paid after discount.
Write a main method to create an object of the class and call the above member methods.
DTDC a courier company charges for the courier based on the weight of the parcel. Define a class with the following specifications:
Class name: courier
Member variables:
name – name of the customer
weight – weight of the parcel in kilograms
address – address of the recipient
bill – amount to be paid
type – 'D'- domestic, 'I'- international
Member methods:
void accept ( ) — to accept the details using the methods of the Scanner class only.
void calculate ( ) — to calculate the bill as per the following criteria:
Weight in Kgs Rate per Kg First 5 Kgs Rs.800 Next 5 Kgs Rs.700 Above 10 Kgs Rs.500 An additional amount of Rs.1500 is charged if the type of the courier is I (International)
void print ( ) — To print the details
void main ( ) — to create an object of the class and invoke the methods
The correct statement to create an object named mango of class fruit:
- Fruit Mango= new fruit();
- fruit mango = new fruit();
- Mango fruit=new Mango();
- fruit mango= new mango();