Explain how the virtual base class is different from the conventional base classes of the opps.

0 Answers  

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In a class, there is a reference or pointer of an object of another class embedded, and the memory is either allocated or assigned to the new object created for this class. In the constructor, parameters are passed to initialize the data members and the embedded object reference to get inialized. What measures or design change should be advised for proper destruction and avioding memory leaks, getting pointers dangling for the embedded object memory allocation? Please suggest.

5 Answers   GE,

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What is lazy initialization in c++?

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What is copy constructor? Can we make copy constructor private in c++?

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What is constructor and destructor in c++?

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Write a program to encrypt the data in a way that inputs a four digit number and replace each digit by (the sum of that digit plus 7) modulus 10. Then sweep the first digit with the third, second digit with the fourth and print the encrypted number.

0 Answers   CIIT Wah,

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When should we use container classes instead of arrays?

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How do we balance an AVL Tree in C++?

0 Answers   Impetus,

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What is cout flush?

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program in c++ to input digits and print in words

1 Answers   Microsoft,

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Write a struct time where integer m, h, s are its members?

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What is an overflow error?

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