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C++ Institute Exam CPP Topic 8 Question 76 Discussion

Actual exam question for C++ Institute's CPP exam
Question #: 76
Topic #: 8
[All CPP Questions]

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 t1[]={3,2,4,1,5};

int t2[]={5,6,8,2,1};

vector v1(10);

sort(t1, t1+5);

sort(t2, t2+5);

set_union(t1,t1+5,t2,t2+5,v1.begin());

for_each(v1.begin(), v1.end(), Out(cout));cout<

return 0;

}

Program outputs:

Show Suggested Answer Hide Answer
Suggested Answer: E

Contribute your Thoughts:

Arthur
1 days ago
I'm not sure about the syntax error, but I think the output should be A) 1 2 3 4 5 6 7 8 9 10 because the code is sorting and merging two arrays into a vector.
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Ranee
4 days ago
I agree with Kiera, the code is missing a semicolon after 'ostream & out'. So, the correct answer should be E) compilation error.
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Kiera
6 days ago
I think the answer is E) compilation error because there seems to be a syntax error in the code.
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Jillian
6 days ago
But the code is sorting and merging arrays, so I think it's E.
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Lynna
10 days ago
I disagree, I believe the answer is B.
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Jillian
12 days ago
I think the answer is A.
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