What happens when you attempt to compile and run the following code?#include #include #include #include #include using namespace std;templateclass B { T val;public:B(T v):val(v){}T getV() const {return val;} };templateostream & operator

Discuss C++ Institute CPP Exam Topic 2 Question 67

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

#include

using namespace std;

templateclass B { T val;

public:

B(T v):val(v){}

T getV() const {return val;} };

templateostream & operator <<(ostream & out, const B & v) { out<

out;}

templatestruct Out {

ostream & out;

Out(ostream & o): out(o){}

void operator() (const T & val ) { out<

string tolower(const string & s) {

string tmp(s);

for(unsigned i = 0; i< tmp.size(); ++i){

tmp[i] = tolower(tmp[i]); }

return tmp; }

bool Less(const B &a, const B &b) {

return tolower(a.getV())

int main() {

string t[]={"aaa","bbb","Aaa", "Bbb","aAa","bBb","aaA","bbB"};

vector > v1; v1.assign(t, t+8);

stable_sort(v1.begin(), v1.end(), Less);

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

return 0;

}

Program outputs:

AAaa aaa aAa aaA bbb Bbb bBb bbB

BAaa aaa aAa aaA bbb Bbb bbB bBb

Caaa Aaa aAa aaA bbb Bbb bBb bbB

Dthe exact output is impossible to determine

Suggested Answer: C

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15 comments · newest first

Gerry 11 months ago

I’m not sure, could be D since it’s complex.

Josefa 11 months ago

Definitely B, no doubt about it!

Denae 12 months ago

Wait, how does stable_sort handle duplicates?

Leontine 12 months ago

I think the output is A.

Kandis 12 months ago

The code sorts strings case-insensitively.

Bambi 1 year ago

I wonder if the output could vary depending on the implementation of the standard library. Maybe option D is correct?

Johanna 1 year ago

I'm a bit confused about the tolower function. Does it really affect the sorting order, or is it just for display?

Charlesetta 1 year ago

I remember practicing a similar question about sorting with custom comparison functions. I feel like the output should start with "Aaa" based on the Less function.

Doug 1 year ago

I think the stable_sort function will sort the strings in a case-insensitive manner, but I'm not sure if it will maintain the original order of equal elements.

Edelmira 1 year ago

I'm a bit confused on this one. I know Cisco has a lot of security solutions, but I'm not sure which one specifically handles patch management in the cloud. I'll have to review my notes and try to eliminate the options that don't seem to fit.

Keena 1 year ago

Okay, I think I've got this. The key is to identify the reference level, which is Large (L) according to the question. So I just need to find the coefficient for that level in the output and that will be the estimated logit.

Percy 1 year ago

I'm a bit confused here. If the software is up to date and there are no alerts, how could the threat actor have gone undetected? I'll need to consider all the options carefully.

Verlene 1 year ago

Hmm, I'm not totally sure about this one. I'll have to think it through carefully. Maybe I can eliminate a couple of the options first.

Lashaun 1 year ago

I'm not sure about this one. The question mentions storing the data in Azure Blob storage, but the solution talks about using Event Grid. I'll need to think this through carefully.

Nathalie 1 year ago

Key words like 'short-term goals' and 'self-efficacy' suggest this is about behavioral techniques. I'll choose A, but I'm not 100% sure.

C++ Institute CPP Exam - Topic 2 Question 67 Discussion