Question

The function main() is.......? a) built in function b) user defined function c) optional d) none of these​

Answer 1

Answer:

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Answer 2

Answer:

acts as the point at which a programmer is executed.

Explanation:

Step : 1The system invokes the function main when a programme starts to execute, designating this as the program's entry point. The storage class extern is the default one for main. Every programmer must include a single main function, and the following restrictions apply:

Step : 2No other software function may be referred to as main.

main cannot be classified as static or inline.

C++ A programme cannot call main from within it.

C++ The primary address cannot be taken.

C++ Overloading the main function is not permitted.

C++11 The constexpr specifier cannot be used to declare the main function.

Step : 3The main function is where the programmer is executed from. By directing calls to other programmer functions, it often manages how the programmer is executed.

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