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C++ Institute CPP - C++ Certified Professional Programmer

Page: 6 / 7
Total 228 questions

What happens when you attempt to compile and run the following code?

#include

#include

#include

using namespace std;

struct Compare {

bool operator ()(int a) {

if (a >5) return true;

return false;

}

};

int main () {

int t[] = {1,2,3,2,3,5,1,2,7,3,2,1,10, 4,4,5};

vector v (t,t+15);

int number = count(v.begin(), v.end(), Compare());

cout<< number<

return 0;

}

Program outputs:

A.

4

B.

3

C.

2

D.

0

E.

compilation error

What happens when you attempt to compile and run the following code?

#include

#include

#include

using namespace std;

int main () {

int t[] = {1,2,3,2,3,5,1,2,7,3,2,1,10, 4,4,5};

vector v (t,t+15);

int number = count(v.begin(), v.end(), 2);

cout<< number<

return 0;

}

Program outputs:

A.

4

B.

3

C.

2

D.

0

E.

compilation error

What happens when you attempt to compile and run the following code?

#include

#include

#include

using namespace std;

class B { int val;

public:

B(int v):val(v){} B(){}

int getV() const {return val;} };

ostream & operator <<(ostream & out, const B & v) { out<

templatestruct Out {

ostream & out;

Out(ostream & o): out(o){}

void operator() (const T & val ) { out<

int main() {

int t[]={8, 10, 5, 1, 4, 6, 2, 7, 9, 3};

deque d1(t, t+10);

deque::iterator it = lower_bound(d1.begin(), d1.end(), 4);

for_each(it, d1.end(), Out(cout));cout<

return 0;

}

Program outputs:

A.

8 10 5 1 4 6 2 7 9 3

B.

4 5 6 7 8 9 10

C.

1 2 3 4 5 6 7 8 9 10

D.

compilation error

E.

1 2 3 4

What happens when you attempt to compile and run the following code?

#include

#include

#include

using namespace std;

class A {

int a;

public:

A(int a) : a(a) {}

int getA() const { return a; } void setA(int a) { this?>a = a; }

operator int() const {return a;}

};

int main () {

int t[] = {1,2,3,2,3,5,1,2,7,3,2,1,10, 4,4,5};

set s (t,t+15);

cout<

return 0;

}

Program outputs:

A.

true

B.

false

C.

1

D.

0

E.

compilation error

What happens when you attempt to compile and run the following code?

#include

#include

#include

using namespace std;

templatestruct Out {

ostream & out;

Out(ostream & o): out(o){}

void operator() (const T & val ) { out<

int main() {

int t[]={3,2,4,1,5,10,9,7,8,6};

vector v1(t,t+10);

cout<<*max_element(v1.begin(), v1.end());

return 0;

}

Program outputs:

A.

3

B.

1

C.

6

D.

10

E.

compilation error

What happens when you attempt to compile and run the following code?

#include

#include

#include

using namespace std;

class A {

int a;

public:

A(int a) : a(a) {}

int getA() const { return a; } void setA(int a) { this?>a = a; }

bool operator < (const A & b) const { return a

};

struct Compare {

bool operator ()(A & a) {

if (a.getA() < 5) return true;

return false;

}

};

int main () {

int t[] = {1,2,3,2,3,5,1,2,7,3,2,1,10, 4,4,5};

set d (t,t+15);

int number = count_if(d.begin(), d.end(), Compare());

cout<< number<

return 0;

}

Program outputs:

A.

12

B.

4

C.

2

D.

0

E.

compilation error

What happens when you attempt to compile and run the following code?

#include

#include

#include

using namespace std;

int main ()

{

int t[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };

vector v1(t, t + 10);

deque d1(v1.begin(), v1.end());

deque d2;

d2 = d1;

d2.insert(d1.rbegin(), 10);

for(int i = 0; i

{

cout<

}

return 0;

}

A.

program outputs: 0 1 2 3 4 5 6 7 8 9 10

B.

program outputs: 10 0 1 2 3 4 5 6 7 8 9

C.

program outputs: 0 1 2 3 4 5 6 7 8 9

D.

compilation error

What happens when you attempt to compile and run the following code?

#include

#include

#include

using namespace std;

int main () {

int t[] = {1,2,3,4,5,1,2,3,5,4};

vector v (t,t+10);

vector::iterator it;

int m1[] = {1, 3, 2};

it = find_end (v.begin(), v.end(), m1, m1+3);

if (it != v.end())

cout << "Found at position: " << it?v.begin() << endl;

return 0;

}

A.

program outputs: Found at position: 5

B.

program outputs: Found at position: 0

C.

no output

D.

program outputs: Found at position: 10

What happens when you attempt to compile and run the following code?

#include

#include

#include

#include

using namespace std;

class B { int val;

public:

B(int v=0):val(v){}

int getV() const {return val;}

operator int () const { return val;} };

templatestruct Out {

ostream & out;

Out(ostream & o): out(o){}

void operator() (const T & val ) { out<

int main() {

B t[]={3,2,4,1,5,6,10,8,7,9};

vector v1(t, t+10);

for_each(v1.begin(), v1.end(), bind1st(plus(), 1));

for_each(v1.rbegin(), v1.rend(), Out(cout));cout<

return 0;

}

Program outputs:

A.

3 2 4 1 5 6 10 8 7 9

B.

4 3 5 2 6 7 11 9 8 10

C.

9 7 8 10 6 5 1 4 2 3

D.

10 8 9 11 7 6 2 5 3 4

E.

compilation error

Which changes introduced independently will allow the code to compile and display “one” “eight” “nine” “ten”? Choose all that apply.

#include

#include

#include

using namespace std;

class A {

int a;

public:

A(int a):a(a){}

int getA() const { return a;}

/* Insert Code Here 1 */

};

/* Insert Code Here 2 */

int main(){

int t[] ={ 3, 4, 2, 1, 6, 5, 7, 9, 8, 10 };

string s[] = {"three", "four", "two", "one", "six","five", "seven", "nine","eight","ten"};

multimap m;/* Replace Code Here 3 */

for(int i=0; i<10; i++) {

m.insert(pair(A(t[i]),s[i]));

}

m.erase(m.lower_bound(2),m.upper_bound(7));

multimap::iterator i=m.begin();/* Replace Code Here 4 */

for( ; i!= m.end(); i++) {

cout<second<<" ";

}

cout<

return 0;

}

A.

operator int() const { return a;} inserted at Place 1

B.

bool operator < (const A & b) const { return a

C.

bool operator < (const A & b) const { return b.a

D.

struct R { bool operator ()(const A & a, const A & b) { return a.getA()

replacing line marked 3 with multimap m;

replacong line marked 4 with multimap::iterator i=m.begin();