What kind of exceptions are available in c++?
How to handle error in the destructor?
What is the output of this program?
1.
#include
2.
#include
3.
using namespace std;
4.
void myunexpected ()
5.
{
6.
cout << "unexpected called\n";
7.
throw 0;
8.
}
9.
void myfunction () throw (int)
10.
{
11.
throw 'x';
12.
}
13.
int main ()
14.
{
15.
set_unexpected (myunexpected);
16.
try
17.
{
18.
myfunction();
19.
}
20.
catch (int)
21.
{
22.
cout << "caught int\n";
23.
}
24.
catch (...)
25.
{
26.
cout << "caught other exception\n";
27.
}
28.
return 0;
29.
}
What is the output of this program?
1.
#include
2.
using namespace std;
3.
int main()
4.
{
5.
int x = -1;
6.
char *ptr;
7.
ptr = new char[256];
8.
try
9.
{
10.
if (x < 0)
11.
{
12.
throw x;
13.
}
14.
if (ptr == NULL)
15.
{
16.
throw " ptr is NULL ";
17.
}
18.
}
19.
catch (...)
20.
{
21.
cout << "Exception occurred: exiting "<<
endl;
22.
}
23.
return 0;
24.
}
What is the output of this program?
1.
#include
2.
#include
3.
using namespace std;
4.
void myunexpected ()
5.
{
6.
cout << "unexpected handler calledn";
7.
throw;
8.
}
9.
void myfunction () throw (int,bad_exception)
10.
{
11.
throw 'x';
12.
}
13.
int main (void)
14.
{
15.
set_unexpected (myunexpected);
16.
try
17.
{
18.
myfunction();
19.
}
20.
catch (int)
21.
{
22.
cout << "caught int\n";
23.
}
24.
catch (bad_exception be)
25.
{
26.
cout << "caught bad_exception\n";
27.
}
28.
catch (...)
29.
{
30.
cout << "caught other exception \n";
31.
}
32.
return 0;
33.
}