What is the use of vtable?
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What do manipulators do?
How the V-Table mechanism works?
Which function should be used to free the memory allocated by calloc()?
Do inline functions improve performance?
Why null pointer is used?
What does flush do?
What is the use of static functions?
Explain the concept of friend function in c++?
What are the benefits of c++?
Explain what are the sizes and ranges of the basic c++ data types?
How many namespaces are there in c++?
Which is best c++ or java?