Question 1
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int fun(int x) {
return x<<2;
}
int main(){
int i;
i = fun(1) / 2;
cout << i;
return 0;
}
#include <iostream>
using namespace std;
int fun(int x) {
return x<<2;
}
int main(){
int i;
i = fun(1) / 2;
cout << i;
return 0;
}
Question 2
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
class A
{
public:
virtual void Print()=0;
};
class B:public A
{
public:
virtual void Print(){ cout<< "B";}
};
int main()
{
B ob2;
A *obj;
obj = &ob2;
obj?>Print();
}
#include <iostream>
using namespace std;
class A
{
public:
virtual void Print()=0;
};
class B:public A
{
public:
virtual void Print(){ cout<< "B";}
};
int main()
{
B ob2;
A *obj;
obj = &ob2;
obj?>Print();
}
Question 3
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
class A {
public:
int x;
A() { x=0;}
};
class B : public A {
public:
B() { x=1;}
};
class C : private B {
public:
C() { x=2;}
};
int main () {
C c1;
cout << c1.x;
return 0;
}
#include <iostream>
using namespace std;
class A {
public:
int x;
A() { x=0;}
};
class B : public A {
public:
B() { x=1;}
};
class C : private B {
public:
C() { x=2;}
};
int main () {
C c1;
cout << c1.x;
return 0;
}
Question 4
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
void fun(char*);
int main()
{
char t[4]={'0', '1', '2', '3'};
fun(&t[2]);
return 0;
}
void fun(char *a)
{
cout << *a;
}
#include <iostream>
using namespace std;
void fun(char*);
int main()
{
char t[4]={'0', '1', '2', '3'};
fun(&t[2]);
return 0;
}
void fun(char *a)
{
cout << *a;
}
Question 5
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int fun(int x) {
return x<<2;
}
int main(){ int i;
i = fun(1) / 2;
cout << i;
return 0;
}
#include <iostream>
using namespace std;
int fun(int x) {
return x<<2;
}
int main(){ int i;
i = fun(1) / 2;
cout << i;
return 0;
}
