What size is allocated to the union variable?
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What are structures and unions?
What is isdigit c++?
Is c++ map a hash table?
What is ios flag in c++?
What are inline functions?
What is namespace & why it is used in c++?
What do you understand by a pure virtual member function?
What is the difference between an external iterator and an internal iterator? Describe an advantage of the external iterator.
Differentiate between a deep copy and a shallow copy?
In java a final class is a class that cannot be derived. How can you make a similar class in C++
how many trys can we write in one class
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;