Websites :-
https://www.simpleway2code.me/search/label/TCS%20Ninja?&max-results=6
https://packetprep.com/tcs-coding-questions
http://mygeekmonkey.com/tcs-coding-questions.html
https://codewindow.in/tcs-nqt-coding-questions/
Youtube Tutorials :-
https://www.youtube.com/playlist?list=PLPiOSvowot1LOaRMDI0w5LXuKA1fCwDgQ