How to pass C++ Institute CPA exam with the help of dumps?

Question # 1

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: Hello 
B. It prints: world 
C. It prints: End 
D. It prints: Helloworld 

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Question # 2

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; int fun(int x) { return 2*x; } int main(){ int i; i = fun(1) || fun(2); cout << i; return 0; }

A. It prints: 0 
B. It prints: 1 
C. It prints: -1 
D. Compilation error 

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Question # 3

What happens when you attempt to compile and run the following code?#include <iostream> #include <string> using namespace std; int main() { string s1[]= {"H" , "t" }; string s; for (int i=0; i<2; i++) { s = s1[i]; s.insert(1,"o"); cout << s; } return( 0 ); }

A. It prints: Hoto 
B. It prints: Ho 
C. It prints: to 
D. It prints: Ht 

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Question # 4

What is the output of the program?#include <iostream> #include <string>  using namespace std; class First { string name; public: First() { name = "Alan"; } void setName(string n) {this?>name = n;} void setName() {this?>name = "John";} void Print(){ cout << name; } }; int main() { First ob1,*ob2; ob2 = new First(); First *t; t = &ob1; t?>setName(); t?>Print(); t = ob2; t?>setName("Steve"); ob2?>Print(); }

A. It prints: JohnSteve 
B. It prints: AlanAlan 
C. It prints: AlanSteve 
D. It prints: Johnlan

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Question # 5

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(1), y(2), z(0) {} 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(2,5); b.Print(); return 0; }

A. It prints: 10 
B. It prints: 2 
C. It prints: 5 
D. It prints: 1 

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Question # 6

What happens when you attempt to compile and run the following code?#include <iostream> #include <string> using namespace std; class SampleClass { string *s; public: SampleClass() { s = new string("Text");} SampleClass(string s) { this?>s = new string(s);} ~SampleClass() { delete s;} void Print(){ cout<<*s;} }; int main() { SampleClass *obj; obj = new SampleClass("Test"); obj?>Print(); }

A. It prints: Text 
B. It prints: Test 
C. It prints: TextTest 
D. Garbage value. 

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Question # 7

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 tab[5]={1,2,3}; for (int i=0; i<5; i++) cout <<tab[i]; return 0; }

A. compilation fails 
B. It prints: 12300 
C. It prints: 12345 
D. It prints: 00000 

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Question # 8

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 First { public: void Print(){ cout<< "from Second";} };void fun(First *obj); int main() { First FirstObject; fun(&FirstObject); Second SecondObject; fun(&SecondObject); } void fun(First *obj) { obj?>Print(); }

A. It prints: from First 
B. It prints: from Firstfrom First 
C. It prints: from Firstfrom Second 
D. It prints: from Secondfrom Second 

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Question # 9

What will be the output of the program?#include <iostream> #include <string> using namespace std;  int fun(int); int main() { float k=3; k = fun(k); cout<<k; return 0; } int fun(int i) { i++; return i; }

A. 3 
B. 5 
C. 4 
D. 5 

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Question # 10

Which code, inserted at line 19, generates the output "23"?#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: int y; void set() { y = 4; z = "John"; } void Print() { //insert code here } }; int main () { B b; b.set(); b.Print(); return 0; }

A. cout << y << z
B. cout << y << A::z; 
C. cout << A::y << A::z; 
D. cout << B::y << B::z; 

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Question # 11

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; int main() { int i = 0; do { i++; if (i==3) break; cout<<i; } while(i < 5); return 0; }

A. It prints: 12 
B. It prints: 1 
C. It prints: 0 
D. No output 

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Question # 12

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; int main() { int i, j; for(i = 0; i < 2; i++) { for(j = i; j < i + 1; j++) if(j == i) continue; else break; } cout << j; return 0; }

A. It prints: 0 
B. It prints: 3 
C. It prints: 2 
D. It prints: 1 

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Question # 13

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 { public: void set() { y = 4; z = 2;} void Print() { cout << y << z; } }; int main () { B b; b.set(); b.Print(); return 0; }

A. It prints: 42 
B. It prints: 44 
C. It prints: 22 
D. It prints: 2 

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Question # 14

Which code, inserted at line 18, generates the output "AB"#include <iostream> using namespace std; class A { public: void Print(){ cout<< "A";} void Print2(){ cout<< "a";} }; class B:public A { public: void Print(){ cout<< "B";} void Print2(){ cout<< "b";} }; int main() { B ob2; //insert code here ob2.Print(); }

A. ob2?>A::Print(); 
B. ob2.B::Print(); 
C. ob2?>B::Print(); 
D. ob2.A::Print(); 

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Question # 15

What is the output of the program given below?#include <iostream> using namespace std; int main (int argc, const char * argv[]) { enum state { ok, error, warning}; enum state s1, s2, s3, s4; s1 = ok; s2 = warning; s3 = error; s4 = ok;cout << s1<< s2<< s3<< s4; return 0; }

A. 1234 
B. compilation fails 
C. 0210 
D. 1322 

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Question # 16

What happens when you attempt to compile and run the following code?#include <iostream> #include <string> using namespace std; class A { public: int age; A () { age=5; }; }; class B : private A { string name; public: B () { name="Bob"; }; void Print() {cout << name << age; } }; int main () { B b,*ob; ob = &b; ob?>age = 10; ob?>Print(); return 0; }

A. It prints: Bob55 
B. It prints: Bob1 
C. It prints: 10 
D. Compilation error 

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Question # 17

What is the output of the program?#include <iostream> #include <string> using namespace std; int main() { char str[] = "Hello\0\World\0"; cout << str; return 0; }

A. It prints: Hello 
B. It prints: World 
C. It prints: HW 
D. It prints: World\0World 

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Question # 18

What is the output of the program if character “1” 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'; } } 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. 5.2 
B. It prints: int exception. Exception Nr. 20 
C. It prints: An exception occurred 
D. Compilation Error 

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Question # 19

What happens when you attempt to compile and run the following code?#include <iostream> #include <string> using namespace std; const int size = 3; class A { public: string name; A() { name = "Bob";} A(string s) { name = s;} A(A &a) { name = a.name;} }; class B : public A { public: int *tab; B() { tab = new int[size]; for (int i=0; i<size; i++) tab[i]=1;} B(string s) : A(s) { tab = new int[size]; for (int i=0; i<size; i++) tab[i]=1;} ~B() { delete tab; } void Print() { for (int i=0; i<size; i++) cout << tab[i]; cout << name; } }; int main () { B b1("Alan"); B b2; b1.tab[0]=0; b1.Print(); b2.Print(); return 0; }

A. It prints: Alan 
B. It prints: 111 
C. It prints: 011Alan111Bob 
D. It prints: 0 

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Question # 20

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 : private A { string name; public: void set() { x = 1; } void Print() {cout << x; } }; int main () { B b; b.set(); b.Print(); return 0; }

A. It prints: 123 
B. It prints: 1 
C. It prints: ?123 
D. Compilation error 

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Question # 21

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() { Second t[2];for (int i=0; i<2; i++) t[i].Print(); }

A. It prints: from First 
B. It prints: from Firstfrom First 
C. It prints: from Secondfrom Second 
D. It prints: from Second 

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Question # 22

What will variable "y" be in class B?class A { int x; protected: int y; public: int age; }; class B : public A { string name; public: void Print() { cout << name << age; } }; 

A. public 
B. private 
C. protected 
D. None of these 

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Question # 23

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

A. It prints: Hello World6 
B. It prints: Hello 
C. It prints: World 
D. It prints: Hello World5 

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Question # 24

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; int mul (int a, int b=2) { int r; r=a*b; return (r); }  int main () { cout << mul(1) << mul(2,4); return 0; }

A. It prints: 2 
B. It prints: 28 
C. It prints: 8
D. It prints: 6 

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Question # 25

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; int main() { long int x,y=10; double d; d = 3.99; x=(int) d; cout << x <<", "; d=float (y); cout << d; return 0; }

A. It prints: 3, 10 
B. It prints: 3.99, 10 
C. It prints: 4, 10.0 
D. It prints: 4, 10 

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Question # 26

What happens when you attempt to compile and run the following code?#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 () {namespace newname = myNamespace1; using namespace newname; cout << x << " "; cout << y; return 0; }

A. It prints: 5 1.5 
B. It prints: 3.14 1.5 
C. It prints: 5 10 
D. It prints: 5 

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Question # 27

Which of the following is a correct way to define the function fun() in the program below?#include <iostream> #include <sstream> #include <string> using namespace std; int main() { int a[2][2]; fun(a); return 0; }

A. void fun(int *p[2]) {} 
B. void fun(int *p[2][2]) {} 
C. void fun(int *p[][2]) {} 
D. void fun(int p[][2]) {} 

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Question # 28

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; int fun(int x) { return 2*x; } int main(){ int i; i = fun(0.5) || fun(0); cout << i; return 0; }

A. It prints: 0 
B. It prints: 1 
C. It prints: -1 
D. Compilation error 

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Question # 29

Which code, inserted at line 10, generate the output "50"?#include <iostream> using namespace std; class Base { int age; public: Base () { age=5; }; //insert code here void Print() { cout << age;} }; void setAge(Base &ob) {ob.age = 0;} int main () {Base a; a.Print(); setAge(a); a.Print(); return 0; }

A. friend void setAge(Base ob); 
B. friend void setAge(Base *ob); 
C. friend void setAge(Base &ob); 
D. None of these 

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Question # 30

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; class A { public: virtual void Print()=0; }; class B:public A { public: virtual void Print(){ cout<< "B";} }; int main() { B ob2; A *obj; obj = &ob2; obj?>Print(); }

A. It prints: B 
B. It prints: A 
C. It prints: AB 
D. It prints: BA 

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Question # 31

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; class Base { static int age; public: Base () {}; ~Base () {}; void setAge(int a=20) {age = a;} void Print() { cout << age;} }; int Base::age=0;int main () { Base a; a.setAge(10); a.Print(); a.setAge(); a.Print(); return 0; }

A. It prints: 10 
B. It prints: 20 
C. It prints: 1020 
D. It prints: 2010

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Question # 32

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=1; 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: 10 
B. It prints: 2 
C. It prints: 6 
D. It prints: 5 

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Question # 33

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; int compare(int, int); int main() { int x = compare(10, 20); cout << x; return 0; } int compare(int i, int j) { return i<j; }

A. It prints: 0 
B. It prints: 2 
C. It prints: 1 
D. It prints: 10 

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Question # 34

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

A. It prints: 0 
B. It prints: 34 
C. It prints: 1 
D. It prints: 3 

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Question # 35

What is the output of the program given below?#include <iostream> using namespace std; int main (int argc, const char * argv[]) { float f=?10.501; cout<<(int)f; }

A. 0 
B. 11 
C. ?10 
D. ?11 

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Question # 36

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 A 
B. It prints: B B 
C. It prints: A B 
D. It prints: B A 

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Question # 37

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; class Base { int age; public: class C { int b; void PrintC() { cout << b; } }; Base () {age=5;}; void setAge(int a=20) {age = a;} void Print() { cout << age;} }; int main () { Base a; a.setAge(10); a.Print(); return 0; }

A. It prints: 1020 
B. It prints: 105 
C. It prints: 10 
D. It prints: 20 

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Question # 38

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. No Error 
B. Use of undeclared identifier 'i' 
C. Illegal use of 'continue' 
D. Illegal use of 'break' 

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Question # 39

What will happen when you attempt to compile and run the following code?#include <iostream> #include <string> using namespace std; int fun(int); int main() { int *x = new int; *x=10; cout << fun(*x); return 0; } int fun(int i) { return i*i; }

A. It will print: 100 
B. It will print: 101 
C. It will print: 10 
D. It will print: 1 

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Question # 40

What will be the output of the program?#include <iostream> using namespace std; int main() { int i=0; for(; i<=5; i++) cout << i; return 0; }

A. 012345 
B. 0123 
C. 5 
D. 6 

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Question # 41

What happens when you attempt to compile and run the following code?#include <iostream> using namespace std; void fun(char*); int main() { char t[4]={'0', '1', '2', '3'}; fun(&t[0]); return 0; } void fun(char *a) { cout << *a; }

A. It prints: 01 
B. It prints: 1 
C. It prints: 0 
D. It prints: 0123 

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Question # 42

If there is one, point out an error in the program#include <iostream> using namespace std; int main() { int i=1; for(;;) { cout<<i++; if(i>5) break; } return 0; }

A. Error in “if” statement 
B. Error in “for” loop 
C. No error 
D. Error in break statement 

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Question # 43

What happens when you attempt to compile and run the following code?#include <iostream> #include <string> using namespace std; struct Person { string name; int age; }; class First { Person *person; public: First() {person = new Person; person?>name = "John"; person?>age = 30; } void Print(){ cout<<person?>name << " "<< person?>age; } }; int main() { First t[2]; for (int i=0; i<2; i++) t[i].Print(); }

A. It prints: 30 
B. It prints: John 
C. It prints: John 31 
D. It prints: John 30John 30 

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Question # 44

What happens if characters 'w', 'o', 'r', 'l' and 'd' are entered as input?#include <iostream> #include <string> using namespace std; int main() { string s1 = "Hello"; string s2; getline( cin, s2 ); cout << s1 + s2; return( 0 ); }

A. It prints: Helloworld 
B. It prints: Hello 
C. It prints: world 
D. Compilation error 

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