Java Constructors

Java constructor is similar to the method. It calls when an object(instance) of a class is created. Allocated in the […]

Java Object Oriented Programming (OOPs) Concepts

Java is an Object Oriented Programming language. There are many object oriented features in java such as Inheritance, Polymorphism, Abstraction, Encapsulation etc.

The first object-oriented programming language is Simula.
Java is known as truly object-oriented programming language because all java programs is written in class.

Short Name Format Program in Java

Short Name Format Program in Java

Words in Sentence Program in Java

Words in Sentence Program in Java, Enter a sentence or string and print its words of string in java.

Sentence Reverse Program in Java

Sentence Reverse Program in Java. Enter a sentence or string and print its reverse string in java.

Ugly Number Program in Java

A number is said to be an Ugly number if positive numbers whose prime factors only include 2, 3, 5.
For example, 6(2×3), 8(2x2x2), 15(3×5) are ugly numbers while 14(2×7) is not ugly since it includes another prime factor 7. Note that 1 is typically treated as an ugly number.

Pronic Number Program in Java

A number is said to be a pronic number if product of two consecutive integers is equal to the number, is called a pronic number.
Example- 42 is said to be a pronic number, 42=6×7, here 6 and 7 are consecutive integers

Magic Number Program in Java

Magic number is the if the sum of its digits recursively are calculated till a single digit If the single digit is 1 then the number is a magic number. Magic number is very similar with Happy Number.

Prime Number Up to N Terms Program in Java

Prime Number Up to N Terms Program in Java. Ex: Enter size of prime=5
Number is prime=2
Number is prime=3
Number is prime=5
Number is prime=7
Number is prime=11
Number is prime=13

Mobike Program in Java

Define a class called Mobike with the following description:
Instance variables/data members:
String bno – to store the bike’s number(UP65AB1234)
String name – to store the name of the customer
int days – to store the number of days the bike is taken on rent
int charge – to calculate and store the rental charge
Member methods:
void input( ) – to input and store the detail of the customer.
void compute( ) – to compute the rental chargeThe rent for a mobike is charged on the following basis.
First five days Rs 500 per day;
Next five days Rs 400 per day
Rest of the days Rs 200 per day

void display ( ) – to display the details in the following format:
Bike No. PhoneNo. No. of days Charge

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