To prevent class objects from being copied or assigned, you can:
A) Declare as private the class's copy constructor and overloaded assignment operator.
B) Declare the class's copy constructor and overloaded assignment operator with with = delete after the parameter list.
C) Simply do not declare a copy constructor or assignment operator in the class.
D) (a) or (b).

Question

Quizplus · Accepted Answer

The best choice is (D) because it is possible to prevent class objects from being copied or assigned by declaring the copy constructor and overloaded assignment operator as private using option (a) or by declaring them with = delete after the parameter list as in option (b). Option (c) is not a reliable way to prevent copying or assignment because the default copy constructor and assignment operator will still be generated by the compiler.

To Prevent Class Objects from Being Copied or Assigned, You