C++ Institute Exam CPP Topic 3 Question 81 Discussion

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

Question #: 81
Topic #: 3

What will happen when you attempt to compile and run the code below, assuming that you enter the following sequence: true true?

#include

using namespace std;

int main ()

{

bool a,b;

cin>>a>>b;

cout<

return 0;

}

Program will output:

Atruetrue

Bfalsefalse

C11

D00

Enone of these

Show Suggested Answer

Suggested Answer: E

by Arthur at Apr 12, 2024, 07:04 AM

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Minna

6 months ago

I think Candida is correct. The program will output truetrue as strings since it is using the 'cout' function to print 'a' and 'b' without any conversion to integers.

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Candida

6 months ago

But the code explicitly uses the 'bool' data type for 'a' and 'b', so it should output truetrue as strings.

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Olene

6 months ago

I'm not sure about that. I think the program will output 11 because it will print the boolean values of 'a' and 'b' as integers.

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Emiko

6 months ago

I agree with Candida. The code snippet simply reads the input values for 'a' and 'b' and then prints them as they are. So, the output should be truetrue.

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Candida

6 months ago

I think the program will output truetrue because it will print the values of 'a' and 'b' directly without any modifications.

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Ryann

7 months ago

I believe it will output 1 1 since true is represented as 1 in C++

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Cristy

7 months ago

But the values are Boolean, so it should output 1 1

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Lorrine

7 months ago

I agree with User1, because the code is just outputting the values of a and b

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Kent

7 months ago

I think it will output true true

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Karl

8 months ago

Ooh, I think I've got it! The key is going to be how the booleans are interpreted when we print them out. I bet the output is going to be something really weird and unexpected.

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Caitlin

8 months ago

You know, I'm starting to get a headache just looking at this code. Why do they always make these questions so convoluted? Straightforward code is all I want, is that too much to ask?

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Phung

8 months ago

Okay, let's think this through step-by-step. We're reading two boolean values, and then printing them out. Hmm, I wonder if the output will be formatted in a way we're not expecting.

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Giuseppe

8 months ago

Ha! I bet the answer is something ridiculous, like 'none of these'. These exam questions are always trying to trip you up. I'm not falling for it this time!

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Franchesca

6 months ago

I'm going with 'none of these'.

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Linette

7 months ago

No way, it's probably 11.

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Camellia

7 months ago

I think it will output truetrue.

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Ivory

8 months ago

Ah, the age-old 'bool input and output' conundrum. I wonder if they're trying to catch us out with some unexpected behavior. I'll have to give this some serious thought.

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Leota

8 months ago

Hmm, this is a tricky one. I've seen similar questions before, and they can be quite deceptive. I'm not sure what the output will be, but I'll have to carefully think through the logic.

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