Friend function (answer all that apply must be defined in the class for which th

Question

Friend function (answer all that apply must be defined in the class for which they are friends are not members of the class for which they are friend can only be friends for one class must be designated friend by the class that they can secede can access private date of a class my data {string name;} is name private public protected or none of these? struck my data {string name} Is name private public protected or none of these? Write the output as it would Appear on the screen #include using name space std; int vol(int); int vol (int, int, int); int main() {cout

Explanation / Answer

19)a,e

20)private

Reason: by default all the members of the class are private

21)b

Reason: by default all the members of the struct are private

22)2748

Reason: by calling the cout<<vol(3)

The function vol(int s) will be called by passing 3 as input>that function returns 27 to the main function

So it prints 27

Later when cout<<vol(2,4,6) is executed

The function vol(int a,int b,int c) will be called by passing the values as inputs.Then the function will returns 48 to the main function and prints it.

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