Java Archives - Page 3 of 4

Write a Java program to get particulars of his/her birthday and display it as shown below. Use 3 variables to hold date, month and year.

In this we are taking date, month and year with three different variable and then check whether the date is valid or not. The below program shows how to check whether the data value is valid or not. Example import java.util.*; class GetBirthDate { //get… Read More »Write a Java program to get particulars of his/her birthday and display it as shown below. Use 3 variables to hold date, month and year.

Write a Java program to print the ASCII values for characters entered by the user.

Character is stored in its ASCII format in java. The standard set of character known as ASCII still ranges from 0 to 127 as always. Example: import java.util.Scanner; class FindASCII { //get ASCII value of character public static void main(String args[]) { char c,con; int… Read More »Write a Java program to print the ASCII values for characters entered by the user.

Justify the following statement in the context of Java. “ boolean can be true (Non-zero) or false(Zero)”.

In java boolean datatype is used to take value true or false. This is the type that is returned by all relational operators, as in the case a<b. boolean is also required by conditional expressions that govern the control statement such as if and for.… Read More »Justify the following statement in the context of Java. “ boolean can be true (Non-zero) or false(Zero)”.

Write a Java program to display all primitive type variables. Also display your name in the last line.

The basic primitive datatypes are listed below. Integer Floating Point Character Boolean Here this types also categorized in other datatypes as follow. Integer This all stores signed, positive and negative values. byte short int long Floating Point Floating Point also known as real number are… Read More »Write a Java program to display all primitive type variables. Also display your name in the last line.

Find The Area Of Circle And Triangle

The formula to find area of circle :: 3.14 * radius * radius The formula to find area of triangle :: 0.5 * base * height Here, We are using two classes, one which contains main method and another one which contains the sub code.… Read More »Find The Area Of Circle And Triangle

Find Reverse Number

Here, First we take one number from user and assign it to temporary variable called temp. Now we execute on while loop until number is zero. Inside loop we get the last digit of the number by finding the reminder of the number by performing… Read More »Find Reverse Number

Find Prime Number From 1 to n

A Prime Number is a whole number greater than 1 whose only factors are 1 and itself. A factor is a whole numbers that can be divided evenly into another number. The first few prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23 and 29. Numbers that have more than two… Read More »Find Prime Number From 1 to n

Check Number Is Palindrome Or Not

A Palindromic Number is a number that is the same when written forwards or backwards.The first few palindromic numbers are therefore are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 22, 33, 44, 55, 66, 77, 88, 99, 101, 111, 121, …… Read More »Check Number Is Palindrome Or Not

Find Maximum From Three Number By Using Ternary Operator

The Ternary Operator is an operator that takes three arguments. The first argument is a comparison argument, the second is the result upon a true comparison, and the third is the result upon a false comparison. If it helps you can think of the operator… Read More »Find Maximum From Three Number By Using Ternary Operator

Find Fibonacci Series Of 1 to n

A series of numbers in which each number ( Fibonacci number ) is the sum of the two preceding numbers. The simplest is the series 1, 1, 2, 3, 5, 8,…. etc. Here first two numbers are 0 and 1 taking by us by default.… Read More »Find Fibonacci Series Of 1 to n