Observing Naked Pointers (see the first reply), the questions is pretty simple:
what is a Naked Pointer?
A naked pointer (raw pointer, "dumb" pointer) is a C-style pointer T*. Contrast this with the "smart" pointers C++ offers (std::shared_ptr, std::weak_ptr and std::unique_ptr).
T*
std::shared_ptr
std::weak_ptr
std::unique_ptr