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 Nov 19,2024.
- Exam Code: CPA-21-02
- Exam Name: CPA – C++ Certified Associate Programmer
- Certification Provider: C++ Institute
- Latest update: Nov 19,2024
What will the variable "age" be in class B?
class A {
int x;
protected:
int y;
public:
int age;
A () {age=5;};
};
class B: public A {
string name;
public:
B () {name="Bob";};
void Print () {
cout << name << age;
}
};
- A . public
- B . private
- C . protected
- D . None of these
What happens when you attempt to compile and run the following code?
#include <iostream>
#include <string>
using namespace std;
class complex{
double re, im;
public:
complex() : re(1),im(0.4) {}
complex operator?(complex &t);
void Print() { cout << re << " " << im; }
};
complex complex::operator? (complex &t){
complex temp;
temp.re = this?>re ? t.re;
temp.im = this?>im ? t.im;
return temp;
}
int main(){
complex c1, c2, c3;
c3 = c1 ? c2;
c3.Print();
}
- A . It prints: 1 0.4
- B . It prints: 2 0.8
- C . It prints: 0 0
- D . It prints: 1 0.8
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
class complex{
double re;
double im;
public:
complex() : re(0),im(0) {}
complex(double x) { re=x,im=x;};
complex(double x,double y) { re=x,im=y;}
void print() { cout << re << " " << im;}
};
int main(){
complex c1;
c1 = 3.0;
c1.print();
return 0;
}
- A . It prints: 0 0
- B . It prints: 1 1
- C . It prints: 3 3
- D . Compilation error
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
void fun(int);
int main()
{
int a=0;
fun(a);
return 0;
}
void fun(int n)
{
if(n < 2)
{
fun(++n);
cout << n;
}
}
- A . It prints: 21
- B . It prints: 012
- C . It prints: 0
- D . None of these
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int s(int n);
int main()
{
int a;
a = 3;
cout << s(a);
return 0;
}
int s(int n)
{
if(n == 0) return 1;
return s(n?1)*n;
}
- A . It prints: 4
- B . It prints: 6
- C . It prints: 3
- D . It prints: 0
What will be the output of the program?
#include <iostream>
using namespace std;
int fun(int);
int main()
{
cout << fun(5);
return 0;
}
int fun(int i)
{
return i*i;
}
- A . 25
- B . 5
- C . 0
- D . 1
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
#define FUN(arg) if(arg) cout<<"Test";
int main()
{
int i=1;
FUN(i<3);
return 0;
}
- A . It prints: 0
- B . It prints: T
- C . It prints: T0
- D . It prints: Test
What will the variable "y" be in class B?
class A {
int x;
protected:
int y;
public:
int age;
};
class B: private A {
string name;
public:
void Print() {
cout << name << age;
}
};
- A . public
- B . private
- C . protected
- D . None of these
What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int main()
{
float x=3.5, y=1.6;
int i,j=2;
i = x + j + y;
cout << i;
return 0;
}
- A . It prints: 7
- B . It prints: 6
- C . It prints: 7,1
- D . Compilation error
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
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