Core Java

Q.Define an abstract class Shape with abstract methods area () and volume (). Derive abstract class Shape into two classes […]

Q.Write a ‘java’ program to check whether given number is Armstrong or not.(Use static keyword)[15 M]

Q.Design a screen in Java to handle the Mouse Events such as MOUSE_MOVED and MOUSE_CLICK and display the position of

Q.Write a java program to display all the vowels from a given string. [15 M]

Q.Create a hashtable containing city name & STD code. Display the details of the hashtable. Also search for a specific

Q. Write a ‘java’ program to display characters from ‘A’ to ‘Z’. public class AtoZCharacters {public static void main(String[] args)