C++ Institute CPP Exam - Topic 4 Question 121 Discussion

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

Question #: 121
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, 2 ,3 ,4 ,5};

vectorv1(t, t+5);

listl1;

l1.assign(v1.end(), v1.begin());

for(int i=0; i

{

cout<

}

cout<

return 0;

}

Aprogram displays 5 4 3 2 1

Bprogram displays 1 2 3 4 5

Ccompilation error

Dsegmentation fault runtime exception

Show Suggested Answer

Suggested Answer: C

by Kenneth at Apr 10, 2026, 02:18 AM

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Anthony

4 hours ago

I thought it might run fine, but now I’m not so sure.

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Fabiola

5 days ago

I’m leaning towards option C too. It just doesn’t make sense.

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My

10 days ago

No way, it won't compile. Line 8 is definitely an issue.

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Levi

16 days ago

I feel like it should output 5 4 3 2 1.

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Gladys

21 days ago

Yeah, I agree. The order of parameters in assign is wrong.

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Lorrine

26 days ago

I think it will give a compilation error in line 8.

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Cassi

1 month ago

I think it's a runtime exception, not a compilation error.

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Leonardo

1 month ago

Nope, it outputs 1 2 3 4 5 if it compiles!

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Taryn

1 month ago

Wait, really? I thought it would just print the numbers.

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Aliza

2 months ago

Totally agree, you can't use `at()` on a list!

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Lawanda

2 months ago

The program will actually have a compilation error in line 8.

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Fernanda

2 months ago

I think it's option C for sure.

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Gary

2 months ago

Nope, it outputs nothing because of that error.

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Blythe

2 months ago

Wait, really? I thought it would just output the numbers.

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Crista

4 months ago

Totally agree, you can't use `at()` on a list!

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Jordan

4 months ago

The code will actually cause a compilation error in line 8.

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Lourdes

4 months ago

I think the loop on line 8 could cause a runtime error since `l1.size()` might not work as expected with a list.

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Krystal

5 months ago

I feel like there might be a compilation error because of the way `l1.assign` is used. It seems like the parameters are in the wrong order.

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Jamika

5 months ago

I remember practicing a similar question where we had to use `assign`, but I can't recall if the order of parameters matters.

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Mica

5 months ago

I think the code should compile fine, but I'm not sure about the output since the `assign` method seems a bit confusing.

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