C++ Institute CPP Exam - Topic 4 Question 41 Discussion

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

Question #: 41
Topic #: 4

[All CPP Questions]

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

#include

using namespace std;

int main(){

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

listv(t, t+10);

multiset s1(v.begin(),v.end());

if (s1.count(3) == 2) {

s1.erase(3);

}

for(multiset::iterator i=s1.begin();i!= s1.end(); i++) {

cout<<*i<<" ";

}

return 0;

}

Aprogram outputs: 1 2 3 4 5

Bprogram outputs: 1 2 4 5

Cprogram outputs: 1 1 2 2 3 4 4 5 5

Dprogram outputs: 1 1 2 2 3 3 4 4 5 5

Ecompilation error

Show Suggested Answer

Suggested Answer: D

by Stephaine at May 08, 2022, 08:54 PM

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Maryrose

4 months ago

I’m surprised it keeps duplicates in the output!

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Winifred

4 months ago

Definitely not a compilation error, that's for sure!

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Ernie

4 months ago

Wait, how does it not output 3?

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Aretha

4 months ago

I think it should be option B, right?

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Lawrence

5 months ago

The program outputs: 1 1 2 2 4 4 5 5

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Sue

5 months ago

Okay, I've got this. Ip network planning and design services definitely include customer-based simulation, so the statement is true. The wording is a bit odd, but I'm confident in my answer.

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Catrice

5 months ago

I'm pretty sure the answer is option D, 'foo | tee /tmp/foodata'. That will display the output and also write it to the file.

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