Answer Posted / hrpynux@gmail.com

A virtual function is a member function of base class which can be redefined by derived class. A pure virtual function is a member function of base class whose only declaration is provided in base class and should be defined in derived class otherwise derived class also becomes abstract.

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1552

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What is the problem with multiple inheritance?

597

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Why do we use inheritance?

637

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#include #include #include #include void insert(char *items, int count); int main(void) { char s[255]; printf("Enter a string:"); gets(s); insert(s, strlen(s)); printf("The sorted string is: %s.\n", s); getch(); return 0; } void insert(char *items, int count) { register int a, b; char t; for(a=1; a < count; ++a) { t = items[a]; for(b=a-1; (b >= 0) && (t < items[b]); b--) items[b+1] = items[b]; items[b+1] = t; } } design an algorithm for Insertion Sort

2183

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What is purpose of inheritance?

653

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Explain the difference between realloc() and free() in c++?

550

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What are the sizes and ranges of the basic c++ data types?

602

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List different attributes in C++?

651

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What is a null tree?

642

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What is the most powerful coding language?

628

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What is difference between class and structure in c++?

633

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What is different in C++, compare with unix?

623

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Write about the retrieval of n number of objects during the process of delete[]p?

582

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Explain what happens when a pointer is deleted twice?

749

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When should we use container classes instead of arrays?

592

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