How to build a web application

[SOHAMG1203]

guys I am in my final year of my graduation and want to submit a project, I was thinking of making a three tier application(ui,application logic,db) but I have no idea how to connect all these together, also I have a basic understanding of java,c,c#,c++,python,html,css,js and have little to no understanding of databases can anyone guide me 

[#2]

hello  friend  if you  build a web app  and you  want to  use asp.net mvc  .you can go to https://www.codeproject.com/Articles/866143/Learn-MVC-Project-in-days-Day , In this article, we learn MVC 5 step by step in 7 days. :) .good luck  for you.@SOHAMG1203 

[#3]

Start with these https://devblogs.microsoft.com/dotnet/learn-dotnet8-beginner-videos/ videos to help you understand .NET 8 and while going thru, you would get used the code samples and that would eventually lead to web application development.