Answer / hrpynux@gmail.com

Persistent refers to an object's ability to transcend time or space. A persistent object stores/saves its state in a permanent storage system with out losing the information represented by the object. A non-persistent object is said to be transient or ephemeral.

On throwing an exception by the animal constructor in p = new animalq, can memory leak occur?

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What is a null object in c++?

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Can we make copy constructor private in c++?

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What is an incomplete type?

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How a new element can be added or pushed in a stack?

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Do you know about C++ 11 standard?

0 Answers   Agilent, ZS Associates,

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What does new in c++ do?

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Please explain class & object in c++?

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1.Between 100 and 999 are some numbers that have the characteristics that if you cube the individual digits and sum together you will get the same number. 2. A program that can accept as input an integer and output the equivalent of that number in words.

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Find out the bug in this code,because of that this code will not compile....... #include <iostream> #include <new> #include <cstring> using namespace std; class balance { double cur_bal; char name[80]; public: balance(double n, char *s) { cur_bal = n; strcpy(name, s); } ~balance() { cout << "Destructing "; cout << name << "\n"; } void set(double n, char *s) { cur_bal = n; strcpy(name, s); } void get_bal(double &n, char *s) { n = cur_bal; strcpy(s, name); } }; int main() { balance *p; char s[80]; double n; int i; try { p = new balance [3]; // allocate entire array } catch (bad_alloc xa) { cout << "Allocation Failure\n"; return 1; }

2 Answers   Impetus,

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Can comments be nested?

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What is the output of: String a1 = "Hello"; String a2 = "world!"; String* s1 = &a2; String& s2 = a1; s1 = &a1; s2 = a2; std::cout << *s1 << " " << s2 << std::endl;

4 Answers   Lehman Brothers,

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