What happens when you attempt to compile and run the following code?
#include
#include
using namespace std;
class A {
public:
int x;
A() { x=0;}
A(int x) { this?>x=x;}
};
class B : private A {
public:
using A::x;
B() { x=1;}
B(int x) {this?>x = x;}
};
int main () {
B c1;
B c2(?5);
cout << c1.x;
cout << c2.x;
return 0;
}
A. It prints: 5
B. It prints: 1?5
C. It prints: 05
D. It prints: 0
What happens when you attempt to compile and run the following code?
#include
#include
using namespace std;
const int size = 3;
class A {
public:
string name;
A() { name = "Bob";}
A(string s) { name = s;}
A(A anda) { name = a.name;}
};
class B : public A {
public:
int *tab;
B() { tab = new int[size]; for (int i=0; i B(string s) : A(s) { tab = new int[size]; for (int i=0; i ~B() { delete tab; } void Print() { for (int i=0; i cout << name; } }; int main () { B b1("Alan"); B b2; b1.tab[0]=0; b1.Print(); b2.Print(); return 0; } A. It prints: Alan B. It prints: 111 C. It prints: 011Alan111Bob D. It prints: 0
What happens when you attempt to compile and run the following code?
#include
#include
using namespace std;
void fun(int i);
int main()
{
int i=0;
i++;
for (i=0; i<=5; i++)
{
fun(i);
}
return 0;
}
void fun(int i)
{
if (i==3)
return;
cout << i;
}
A. It prints: 05
B. It prints: 012345
C. It prints: 01245
D. It prints: 0
What happens when you attempt to compile and run the following code?
#include
using namespace std;
int main(){
int i = 1;
if (i++==1) {
cout << i;
} else {
cout << i-1;
}
return 0;
}
A. It prints: 0
B. It prints: 1
C. It prints: -1
D. It prints: 2
What happens when you attempt to compile and run the following code?
#include
using namespace std;
int main() {
int i, j;
for(i = 0; i < 2; i++) {
for(j = i; j < i + 1; j++)
if(j == i)
continue;
else
break;
}
cout << j;
return 0;
}
A. It prints: 0
B. It prints: 3
C. It prints: 2
D. It prints: 1
What is the output of the program?
#include
#include
using namespace std;
int main()
{
string s1[]= {"H" , "t" };
string s;
for (int i=0; i<2; i++) {
s = s1[i];
A. insert(1,"ow"); cout << s; } return( 0 ); }
B. It prints: How
C. It prints: Ht
D. It prints: Hoto
E. It prints: Howtow
What happens when you attempt to compile and run the following code?
#include
using namespace std;
int main()
{
int *t;
t = new int[2];
for (int i=0; i<2; i++) {
t[i] = i;
}
cout << t[1];
}
A. It prints: 0
B. It prints: 1
C. It prints: 10
D. It prints: ?1
What happens when you attempt to compile and run the following code?
#include
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 = andob2;
obj?>Print();
}
A. It prints: B
B. It prints: A
C. It prints: AB
D. It prints: BA
What happens when you attempt to compile and run the following code?
#include
using namespace std;
namespace myNamespace1
{
int x = 5;
int y = 10;
}
namespace myNamespace2
{
float x = 3.14;
float y = 1.5;
}
int main () {
namespace newname = myNamespace1;
using namespace newname;
cout << x << " ";
cout << y;
return 0;
}
A. It prints: 5 1.5
B. It prints: 3.14 1.5
C. It prints: 5 10
D. It prints: 5
What is the output of the program if character 3 is supplied as input?
#include
using namespace std;
int main () {
int c;
cin >> c;
try
{
switch (c)
{
case 1:
throw 20;
case 2:
throw 5.2f;
case 3:
throw 'a';
}
}
catch (int e)
{ cout << "int exception. Exception Nr. " << e; }
catch (float e)
{ cout << "float exception. Exception Nr. " << e; }
catch (...)
{ cout << "An exception occurred."; }
return 0;
}
A. It prints: float exception. Exception Nr.
B. It prints: int exception. Exception Nr.
C. It prints: An exception occurred.
D. It prints: float exception. Exception Nr.
