In this article we have tried to cover the most frequently asked Java String questions.


Find the frequency of vowels and consonents of a word


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Convert a string to uppercase to lowercase and lowercase to uppercase




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Find the string is Palindrome or not


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Print its Piglatin word


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Find the frequency of letters of a word


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Replace only vowels by its next letters of a word




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Replace all the letters by its 2nd next letters


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Print Vowels and consonents in seperate lines


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Arrange the letters of a word alphabetically 


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Final Thoughts
I hope you find this article helpful and worth it.  Feel free to share it with your developer friend.
Happy Coding 🙌