Out of fgets() and gets() which function is safe to use and why?
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What is an adaptor class or Wrapper class?
Explain the use of virtual destructor?
What size is allocated to the union variable?
What is a class definition?
How do you link a C++ program to C functions?
int f() { int I = 12; int &r = I; r += r / 4; int *p = &r; *p += r; return I; } Referring to the sample code above, what is the return value of the function "f()"? a) 12 b) 15 c) 24 d) 17 e) 30
What are multiple inheritances (virtual inheritance)?
What is the difference between *p++ and (*p)++ ?
What is the purpose of the noexcept keyword?
What is & in c++ function?
Define a nested class. Explain how it can be useful.
Explain the static member function.