Which header file is used to manipulate the allocater?

1.	Which header file is used to manipulate the allocater?
A.	object
B.	allocater
C.	memory
D.	All of above
E.	None of these
Answer» D. All of above

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What is the output of this program? <pre class="prettyprint lang-c">#include <iostream> #include <new> using namespace std; struct N { virtual ~N() { }; void operator delete(void* ptr1) { cout << "N :: operator delete" << endl; } }; struct M : N { void operator delete(void* ptr1) { cout << "M :: operator delete" << endl; } }; int main() { N* ptr2 = new M; delete ptr2; } </pre>
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What is the output of this program? <pre class="prettyprint lang-c">#include <iostream> #include <memory> #include <string> using namespace std; int main () { string str[] = {"Interveiw", "Mania"}; pair <string*, ptrdiff_t> Res = get_temporary_buffer<string>(2); if (Res.second>0) { uninitialized_copy ( str, str + Res.second, Res.first ); for (int k = 0; k < Res.second; k++) cout << Res.first[k] << " "; return_temporary_buffer(Res.first); } return 0; } </pre>
What is the output of this program? <pre class="prettyprint lang-c">#include <iostream> #include <memory> #include <algorithm> using namespace std; int main () { int num[] = {11, 15, 14, 15, 14, 11}; pair <int*, ptrdiff_t> Res = get_temporary_buffer<int>(6); if (Res.second > 0) { uninitialized_copy (num, num + Res.second, Res.first); sort (Res.first, Res.first + Res.second); for (int k = 0; k < Res.second; k++) cout << Res.first[k] << " "; return_temporary_buffer (Res.first); } return 0; } </pre>
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What is the output of this program? <pre class="prettyprint lang-c">#include <iostream> #include <ctype.h> int main () { int k = 0; char str[] = "Ajit Kumar Gupta"; char ch; while (str[k]) { ch = str[k]; if (islower(ch)) ch = toupper(ch); putchar (ch); k++; } return 0; } </pre>
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Which header file is used to manipulate the allocater?

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