Control is returning to the caller of the function.
If you are talking about the program executing, but the output screen being displayed for a flash and then disappearing, I suggest adding getch() or getchar() function at the end of your main function. This will make sure that the output screen waits for you to press a character before the program terminates.
That is not a function, although it does involve the function of addition. A function is something that is done to numbers.
There is no such term as "building function" in C++.
...a function call.
yes,we can make function inline
It is the first function that gets called when the program is executed.
There is no such thing. You probably meant the main function. The main function is the only function that is required as it serves as the entry point of the program.
It is a quadratic function which represents a parabola.
Every C plus plus program that is a main program must have the function 'main'.
Write a function that print a triangle of stars.
Only if it's a function.
If you are asking about member functions. When we declare a function inside a class then that function becomes member function of that class and this function can access the whole class