최신 CPA 무료덤프 - C++ Institute C++ Certified Associate Programmer

문제1

What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
class First
{
public:
First() { cout << "Constructor";}
void Print(){ cout<<"from First";}
};
int main()
{
First FirstObject;
FirstObject.Print();
}

A. It prints: Constructor

B. None of these

C. It prints: from First

D. It prints: Constructorfrom First

정답: D

문제2

What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
#define DEF_A 0 #define DEF_B DEF_A+1 #define DEF_C DEF_B+1
int main(int argc, char *argv[]) {
cout << DEF_C;
return 0;
}

A. It prints: 2

B. It prints: 1

C. It prints: 10

D. It prints: 0

정답: A

문제3

What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int op(int x, int y)
{
return x?y;
}
int op(int x, float y)
{
return x+y;
}
int main()
{
int i=1, j=2, k, l;
float f=0.23;
k = op(i, j);
l = op(j, f);
cout<< k << "," << l;
return 0;
}

A. It prints: ?1,?1

B. It prints: ?1,2

C. Compilation fails

D. It prints: ?1,3

정답: B

문제4

Which code, inserted at line 10, generates the output "2?1"?
#include <iostream>
#include <string>
using namespace std;
class A {
protected:
int y;
public:
int z;
};
//insert code here
public:
void set() {
y = 2;
z = 3;
}
void Print() { cout << y << z; }
};
int main () {
B b;
b.set();
b.z
= ?1; b.Print(); return 0; }

A. class B : public A {

B. class B : protected A {

C. class B {

D. class B : private A {

정답: A

문제5

What happens when you attempt to compile and run the following code?
#include <iostream>
#include <string>
using namespace std;
class A {
public:
A() { cout << "A0 ";}
A(string s) { cout << "A1";}
};
class B : public A {
public:
B() { cout << "B0 ";}
B(string s) { cout << "B1 ";}
};
class C : private B {
public:
C() { cout << "C0 ";}
C(string s) { cout << "C1 ";}
};
int main () {
B b1;
C c1;
return 0;
}

A. It prints: A0 B0 A0 B1 A0 C0 A0 C1

B. It prints: B0 B1

C. It prints: B0 B1 C0 C1

D. It prints: A0 B0 A0 B0 C0

정답: D

문제6

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 :
void print() {
cout << "B ";
}
};
int main() {
B sc[2];
B *bc = (B*)sc;
for (int i=0; i<2;i++)
(bc++)->print();
return 0;
}

A. It prints: A B

B. It prints: B B

C. It prints: A A

D. It prints: B A

정답: B

문제7

If there is one, point out an error in the program
#include <iostream>
using namespace std;
int main() {
int c = 'a';
switch(i)
{
case '2':
cout<<"OK";
case '1':
cout<<"Error";
default:
break;
}
return 0;
}

A. Use of undeclared identifier 'i'

B. Illegal use of 'break'

C. No Error

D. Illegal use of 'continue'

정답: A

문제8

What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int main()
{
int i=5;
switch(i)
{
case 1:
cout<<"Hello";
break;
case 2:
cout<<"world";
break;
case 3:
break;
default:
cout<<"End";
}
return 0;
}

A. It prints: End

B. It prints: Hello

C. It prints: world

D. It prints: Helloworld

정답: A

문제9

What is not inherited from the base class?

A. operator=()

B. constructor

C. destructor

D. operator+()

정답: A,B,C

문제10

What happens if you try to compile and run this program?
#include <iostream>
using namespace std;
int main (int argc, const char * argv[])
{
print("Test");
return 0;
}
void print(int c[])
{
cout<<c;
}

A. It prints: Test

B. Program terminates abnormally

C. None of these

D. Compilation fails

정답: D

문제11

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:
virtual 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: BB

D. It prints: BA

정답: B

문제12

What happens if character 3 is entered as input?
#include <iostream>
using namespace std;
class A {
public:
int i;
};
int main () {
int c;
A obj;
obj.i = 5;
cin >> c;
try
{
switch (c)
{
case A: throw 20;
case B: throw 5.2f;
case C: throw obj;
default: cout<<"No exception";
}
}
catch (int e)
{ cout << "int exception. Exception Nr. " << e; }
catch (A e)
{ cout << "object exception. Exception Nr. " << e.i; }
catch (...)
{ cout << "An exception occurred."; }
return 0;
}

A. It prints: An exception occurred

B. It prints: object exception. Exception Nr. 5

C. It prints: int exception. Exception Nr.

D. It prints: No exception

정답: B

문제13

What is the output of the program?
#include <iostream>
using namespace std;
class Base {
static int age;
public:
Base () {};
~Base () {};
void setAge(int a=10) {age = a;}
void Print() { cout << age;}
};
int Base::age=0;
int main () {
Base a,*b;
b = new Base();
a.setAge();
b->setAge(20);
a.Print();
b->Print();
return 0;
}

A. It prints: 1020

B. It prints: 2020

C. It prints: 10

D. It prints: 20

정답: B

문제14

What happens when you attempt to compile and run the following code?
#include <iostream>
using namespace std;
int main()
{
int i = 5;
do {
i??;
cout<<i;
}
while(i >= 0);
return 0;
}

A. It prints: 4321

B. It prints: 43210?1

C. It prints: 1

D. It prints: ?1

정답: B

문제15

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,z;
A() : x(2), y(2), z(1) { z = x + y; }
A(int a, int b) : x(a), y(b) { z = x + y;}
void Print() { cout << z; }
};
class B : public A {
public:
int y;
B() : A() {}
B(int a, int b) : A(a,b) {}
void Print() { cout << z; }
};
int main () {
A b;
b.Print();
return 0;
}

A. It prints: 2

B. It prints: 0

C. It prints: 3

D. It prints: 4

정답: D

최신 CPA 무료덤프 - C++ Institute C++ Certified Associate Programmer

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