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C++ Institute CPA-21-02 Exam - Topic 7 Question 47 Discussion
Actual exam question for
C++ Institute's
CPA-21-02 exam
Question #: 47
Topic #: 7
[All CPA-21-02 Questions]
Topic #: 7
What happens when you attempt to compile and run the following code?
#include
#include
using namespace std;
class Second;
class Base {
int age;
public:
Base () { age=5; };
friend void set(Base &ob, Second &so);
void Print() { cout << age;}
};
class Second {
string name;
public:
friend void set(Base &ob, Second &so);
void Print() { cout << name;}
};
void set(Base &ob, Second &so) {
ob.age = 0; so.name = "Bill";
}
int main () {
Base a;
Second b;
set(a,b);
a.Print();
b.Print();
return 0;
}
Suggested Answer:
A
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