Comparison between C and C++.

1. C++ is super set of C language.
2. C++ program can use existing C software libraries.
3. C follows top down approach and C++ follows bottom up approach.
4. C adopt procedure oriented language and C++ follows object oriented language as well as procedure oriented language.
5. Both are middle level language.
6. In C++ data is secured because of class uses different access specifier like private and protected and C only have public access specifier.
7.  C does not have friend and virtual function but C++ supports friend and virtual function.