Explore essential Java programs commonly asked in interviews, offering valuable coding insights and practice.
Frequently Asked Java Program 1. Find Duplicate Word public class DuplicateWordFinder { public static void main(String[] args ) { String input = "Tata,Swift,Audi,Mercedes,Tata,Renault" ; String[] word = input .split( "," ); Set<String> uniqWord = new HashSet<>(); for (String words : word ) { uniqWord .add( words .trim()); } for (String words : uniqWord ) { System. out .println( "Uniq Words are : " + words ); } } } 2. Even Letter Print From String import java.util.Scanner; public class EvenLetterPrintFromString { public static void main(String[] args ) { // TODO Auto-generated method stub Scanner sc = new Scanner(System. in ); System. out .println( "Enter the Words: " ); String input = sc .nextLine(); for ( int i = 1; i <= input .length() - 1; i += 2) { System. out .println( input .charAt( i )); } } } 3. Remove special characters from string in java import java.util.Scanner; public class ExtractS