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 Jul 11,2025.
- Exam Code: CPA-21-02
- Exam Name: CPA – C++ Certified Associate Programmer
- Certification Provider: C++ Institute
- Latest update: Jul 11,2025
Which code, inserted at line 14, generates the output "3.14 10"?
#include <iostream>
using namespace std;
namespace myNamespace1
{
int x = 5;
int y = 10;
}
namespace myNamespace2
{
float x = 3.14;
float y = 1.5;
}
int main () {
//insert code here
cout << x << " " << y;
return 0;
}
- A . using myNamespace2::y; using myNamespace1::x;
- B . using namespace myNamespace1;
- C . using namespace myNamespace1; using namespace myNamespace2;
- D . using myNamespace1::y; using myNamespace2::x;
What is the output of the program?
#include <iostream>
#include <string>
using namespace std;
int main()
{
string s1[]= {"Hello" , "World" };
for (int i=0; i<2; i++) {
cout << s1[i];
}
return (0);
}
- A . It prints: HelloWorld
- B . It prints: Hello
- C . It prints: WorldHello
- D . It prints: World
Which code, inserted at line 8, generates the output "0102020"?
#include <iostream>
using namespace std;
class Base {
static int age;
public:
Base () {};
~Base () {};
//insert code here
void Print() { cout << age;}
};
int Base::age=0;
int main () {
Base a,*b;
b = new Base();
a.Print();
a.setAge(10);
a.Print();
b?>setAge();
a.Print();
b?>Print();
return 0;
}
- A . void setAge(int a) {age = a;}
- B . void setAge() {age = 20;}
- C . void setAge() {age = 10;}
- D . void setAge(int a=20) {age = a;}
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
class First
{
public:
void Print(){ cout<<"from First";}
};
class Second
{
public:
void Print(){ cout<< "from Second";}
};
int main()
{
First FirstObject;
FirstObject.Print();
Second SecondObject;
SecondObject.Print();
}
- A . It prints: from First
- B . It prints: from Firstfrom First
- C . It prints: from Firstfrom Second
- D . It prints: from Secondfrom Second
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int main(int argc, char *argv[]) {
char *s = "ABCDEF";
cout << s+2;
return 0;
}
- A . It prints: CDEF
- B . It prints: ABCDEF
- C . It prints: BCDEF
- D . None of these
Which of the following can be checked in a switch? Case statement?
- A . char
- B . int
- C . enum
- D . double
What happens when you attempt to compile and run the following code?
#include <iostream>
#include <string>
using namespace std;
class A {
int x;
protected:
int y;
public:
int z;
};
class B: public A {
string name;
public:
void set() {
y = 2;
z = 3;
}
void Print() { cout << y << z; }
};
int main () {
B b;
b.set();
b.Print();
return 0;
}
- A . It prints: 123
- B . It prints: 000
- C . It prints: 23
- D . It prints: 12
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
class A
{
public:
void Print(){ cout<<"A";}
};
class B:public A
{
public:
void Print(){ cout<< "B";}
};
int main()
{
A *obj;
A ob1;
obj = &ob1;
obj?>Print();
B ob2;
obj = &ob2;
obj?>Print();
}
- A . It prints: AB
- B . It prints: AA
- C . It prints: BA
- D . It prints: BB
What happens when you attempt to compile and run the following code?
#include <iostream>
#include <string>
using namespace std;
class A {
protected:
int y;
public:
int x;
int z;
A() { x=2; y=2; z=3; }
A(int a, int b) : x(a), y(b) { z = x ? y;}
void Print() {
cout << z;
}
};
int main () {
A a(2,5);
a.Print();
return 0;
}
- A . It prints: ?3
- B . It prints: 2
- C . It prints: 6
- D . It prints: 5
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
void fun(int*);
int main()
{
int i=2;
fun(&i);
cout<<i;
return 0;
}
void fun(int *i)
{
*i = *i**i;
}
- A . It prints: 1
- B . It prints: 4
- C . It prints: 10
- D . It prints: 0
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