C++ Institute Exam CPP Topic 6 Question 104 Discussion

Actual exam question for C++ Institute's CPP exam

Question #: 104
Topic #: 6

[All CPP Questions]

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

#include

using namespace std;

templatestruct Out {

ostream & out;

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

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

struct Add {

int operator()(int & a, int & b) {

return a+b;

}

};

int main() {

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

vector v1(t, t+10);

vector v2(10);

transform(v1.begin(), v1.end(), v2.begin(), bind1st(1,Add()));

for_each(v2.rbegin(), v2.rend(), Out(cout));cout<

return 0;

}

Program outputs:

A1 2 3 4 5 6 7 8 9 10

B2 3 4 5 6 7 8 9 10 11

C10 9 8 7 6 5 4 3 2 1

D11 10 9 8 7 6 5 4 3 2

Ecompilation error

Show Suggested Answer

Suggested Answer: E

by Kayleigh at Feb 06, 2025, 09:48 AM

Limited Time Offer

25%

Off

Get Premium CPP Questions as Interactive Web-Based Practice Test or PDF

Contribute your Thoughts:

Submit Cancel

Terina

18 days ago

Haha, this is a classic 'trick question'. I bet the answer is C - the reverse order of the original array. That's the kind of thing they love to do on these exams!

upvoted 0 times

...

2 months ago

Hmm, this looks tricky. I'm going to go with option B - the output should be 2 3 4 5 6 7 8 9 10 11.

upvoted 0 times

Armanda

21 days ago

I agree, option B seems like the correct choice.

upvoted 0 times

...

Nada

28 days ago

I think the output will be 2 3 4 5 6 7 8 9 10 11.

upvoted 0 times

...

Mirta

2 months ago

I think the answer is B) 2 3 4 5 6 7 8 9 10 11.

upvoted 0 times

...