C++ Institute Exam CPA Topic 4 Question 88 Discussion

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

Question #: 88
Topic #: 4

[All CPA Questions]

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

#include

using namespace std;

int main()

{

string s1[]= {"How" , "to" };

s1[0].swap(s1[1]);

for (int i=0; i<2; i++) {

cout << s1[i];

}

return( 0 );

}

AIt prints: Hoto

BIt prints: toHow

CIt prints: Ht

DIt prints: to

Show Suggested Answer

Suggested Answer: B

by Lajuana at May 23, 2024, 11:18 PM

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Keneth

6 months ago

Haha, this code is like a linguistic tug-of-war! I think option B is the winner here.

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Venita

5 months ago

Yeah, the swap function switches the positions of the strings in the array.

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Whitley

5 months ago

I agree, option B is the correct answer.

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Milly

6 months ago

Exactly, it's like a linguistic tug-of-war!

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Bettina

6 months ago

User2

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Jaclyn

6 months ago

Yeah, it swaps the strings, so it should print 'toHow'.

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Roosevelt

6 months ago

User1

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Hyun

6 months ago

I think option B is correct.

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Ronald

7 months ago

Wow, this is a tricky one. I'm going to have to go with option B and hope I'm right.

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Selene

7 months ago

I'm going with option B. Swapping the strings should give us 'toHow'.

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Jacquline

7 months ago

Hmm, I'm not sure about this one. Let me think it through... Ah, got it! Option B it is.

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Micaela

7 months ago

The swap function should swap the contents of the strings, so I'm going to go with option B.

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Martina

6 months ago

I see, so the correct answer is: Hoto

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Yuette

6 months ago

Yes, that's correct. The swap function swaps the contents of the strings.

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Yuette

6 months ago

I think it prints: toHow

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Peggie

6 months ago

Really? I thought it would be: toHow

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Billy

6 months ago

No, it actually prints: Hoto

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Karrie

6 months ago

I think it prints: toHow

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