Why not c# because is full oop

Question

why most big software has writen by c and c++

Answer 1

C# is not a true OOP Language. As even in C#, there exist primitive types like int, float, etc.

Now, for your question, visit :

https://www.upwork.com/hiring/development/c-sharp-vs-c-plus-plus/

https://www.quora.com/Why-are-so-many-applications-written-in-c-c++-instead-of-c-or-java

https://stackoverflow.com/questions/15356552/why-use-c-instead-of-c-sharp-for-driver-level-programming-system-level-progra

Answer 2

thx bro