⟩ The code of statements which may cause abnormal termination of the program should be written under_________ block. a. try b. catch c. Finally d. None of these
a. try
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List the advantages of using friend classes?
What is the output of this program?
#include <iostream>
using namespace std;
class base
{
int val1, val2;
public
int get()
{
val1 = 100;
val2 = 300;
}
friend float mean(base ob);
};
float mean(base ob)
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return float(ob.val1 + ob.val2) / 2;
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int main()
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base obj;
obj.get();
cout << mean(obj);
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What is the output of this program?
#include <iostream>
using namespace std;
class sample;
class sample1
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int width, height;
public
int area ()
{
return (width * height);}
void convert (sample a);
};
class sample
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private
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void set_side (int a)
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side = a;
}
friend class sample1;
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void sample1convert (sample a)
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width = a.side;
height = a.side;
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#include <iostream>
using namespace std;
class sample
{
private
int a, b;
public
void test()
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a = 100;
b = 200;
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friend int compute(sample e1);
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b) 200
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List the characteristics of friend functions?
