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C ++ MCQs with answers Page - 2
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Q. Which header file is used to pass unknown number of arguments to function?
Q. What is the output of this program?
Code:
#include
using namespace std;
int function(int p = 12, int q)
{
int s;
s = p + q;
return s;
}
int main()
{
cout << function(15);
return 0;
}
Q. What is the default return type of a function?
Q. If we start our function call with default arguments means, what will be proceeding arguments?
Q. What we can’t place followed by the non-default arguments?
Q. What is the output of this program?
Code:
#include
using namespace std;
void function(int num1, int num2 = 12)
{
cout << "1st Number: " << num1<
cout << "2nd Number: " << num2<
}
int main()
{
function(2);
function(5, 7);
return 0;
}
Q. What is the output of this program?
Code:
#include
#include
using namespace std;
string askMessage(string Message = "Please enter a message: ");
int main()
{
string Input = askMessage();
cout << "Here is your message: " << Input;
return 0;
}
string askMessage(string Message)
{
string Input;
cout << Message;
cin >> Input;
return Input;
}
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