Top Most Important Java StringPrograms for Testers and Freshers — Crack Your Interview with These Must-Know Coding Questions"

                                                                   String 

Write a Program To Find Duplicates ?

Write a Program To Remove Duplicates ?

Write a Program To Remove Special Characters ?

Write a Program To Count no of Alphabets and Digits E.g  Automation123

Write a Program To Count Each Letter  No of Letters and Digits E.g  Automation123

Count no of Vowels and Constants in a String? E.g Hello world 

Check Given String Palindrome or not ?

Reverse words E.g My name is Hello print "Hello is name my" Reverse Hello and Print 

Write a Program Automation@1234 Find Sum of Digits

Difference Between == and EqualTo() ?

Explain What is use of Trim ? How to Remove Spaces of Starting and Ending ?

Explain Difference of StringBuilder and StringBufferer ?

Concatenate Two String  String s="Hello" and String s1="world" ?

what will output of This Program

class Test {

public static void main(int [] args){

System.out.println("Hello");

}