Free CPA – C++ Certified Associate Programmer Exam CPA-21-02 Exam Practice Test

• It prints: el
• It prints: Hello
• It prints: H
• It prints: o

What happens when you attempt to compile and run the following code? #include <iostream>#include <string>using namespace std; class Second;class Base {int age; public:Base () { age=5; };friend void set(Base &ob, Second &so); void Print() { cout << age;}};class Second {string name; public:friend void set(Base &ob, Second &so); void Print() { cout << name;}};void set(Base &ob, Second &so) { ob.age = 0; so.name = "Bill";}int main () {Base a; Second b; set(a,b);

• Print();
• Print(); return 0;
• }
• It prints: 0Bill
• Compilation error
• It prints: Bill0
• None of these

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;A() { x=1; y=2; z=3; }};class B : public A { string z;public:void set() {y = 4;z = "John";}void Print() { cout << y << z;}};int main () { B b; b.set();b.Print(); return 0;}

• It prints: 4John
• It prints: 2John
• It prints: 23
• It prints: 43

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;}

• It prints: ?1,?1
• It prints: ?1,3
• It prints: ?1,2
• Compilation fails

What will happen when you attempt to compile and run the following code? #include <iostream>using namespace std;int main(){const char *s;char str[] = "Hello "; s = str;while(*s) {cout << *++s;*s++;}return 0;}

• It will print:"el "
• The code will not compile.
• It will print:"Hello "
• It will print garbage value

What happens when you attempt to compile and run the following code? #include <iostream>using namespace std;int op(int x, int y); float op(int x, float y);int main(){int i=1, j=2, k; float f=0.3;k = op(i, j);cout<< k << "," << op(0, f); return 0;}int op(int x, int y){return x+y;}float op(int x, float y){return x?y;}

• It prints: 3,1
• It prints: 3,?0.3
• It prints: 3,0
• It prints: 0,0

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;}

• It prints: 0
• It prints: 1
• It prints: -1
• It prints: 2

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 herevoid Print() { cout << age;}};int Base::age=0;int main () { Base a,*b;b = new Base(); a.Print();a.setAge(10);

• Print();
• b?>setAge();
• Print();b?>Print(); return 0;}
• void setAge(int a) {age = a;}
• void setAge() {age = 20;}
• void setAge() {age = 10;}
• void setAge(int a=20) {age = a;}

What is not inherited from the base class?

• constructor
• destructor
• operator=()
• operator+()

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

• It prints: 1,2
• It prints: ?1,1
• It prints: 1,1
• It prints: 3,3