C++ Institute CPA-21-02 CPA – C++ Certified Associate Programmer Online Training
C++ Institute CPA-21-02 Online Training
The questions for CPA-21-02 were last updated at May 07,2025.
- Exam Code: CPA-21-02
- Exam Name: CPA – C++ Certified Associate Programmer
- Certification Provider: C++ Institute
- Latest update: May 07,2025
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
#include <iostream>
using namespace std;
class First
{
public:
void Print(){ cout<<"from First";}
};
int main()
{
First t[2];
for (int i=0; i<2; i++)
t[i].Print();
}
- A . It prints: from First
- B . It prints: from Firstfrom First
- C . Compilation error
- D . Runtime error.
What is the output of the program given below?
#include <iostream>
using namespace std;
int main (int argc, const char * argv[])
{
int i=10;
{
int i=0;
cout<<i;
}
cout<<i;
return 0;
}
- A . 1010
- B . 100
- C . 010
- D . None of these
What happens when you attempt to compile and run the following code?
#include <iostream>
#include <string>
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 <iostream>
using namespace std;
int main (int argc, const char * argv[])
{
int a = 30, b = 1, c = 5, i=10;
i = b < a < c;
cout << i;
return 0;
}
- A . compilation fails
- B . It prints: 10
- C . It prints: 0
- D . It prints: 1
What happens when you attempt to compile and run the following code?
#include <iostream>
#include <string>
using namespace std;
class B;
class A {
int age;
public:
A () { age=5; };
friend class B;
};
class B {
string name;
public:
B () { name="Bob"; };
void Print(A ob) {
cout << name << ob.age;
}
};
int main () {
A a;
B b;
b.Print(a);
return 0;
}
- A . It prints: Bob5
- B . It prints: Bob
- C . It prints: 5
- D . None of these
What happens when you attempt to compile and run the following code?
#include <iostream>
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 <iostream>
using namespace std;
void fun(int &i);
int main()
{
int i=2;
fun(i);
cout<<i;
return 0;
}
void fun(int &i)
{
i+=2;
}
- A . It prints: 2
- B . It prints: 0
- C . It prints: 4
- D . It prints: 16
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int fun(int x);
int main() {
cout << fun(0);
return 0;
}
int fun(int x) {
if(x > 0)
return fun(x-1);
else
return 100;
}
- A . It prints: 0
- B . It prints: 10
- C . It prints: 100
- D . It prints: -1
What is the output of the program if character 2 is supplied as input?
#include <iostream>
using namespace std;
int main () {
int c;
cin >> c;
try
{
switch (c)
{
case 1:
throw 20;
case 2:
throw 5.2f;
}
}
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. 20
- C . It prints: An exception occurred
- D . It prints: float exception. Exception Nr. 5.2
What is the output of the program if character 4 is supplied as input?
#include <iostream>
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’;
default:
cout<<"No exception";
}
}
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: No exception
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