A good answer might be:

java.io.

File Objects

A File object holds information about a disk file or a disk directory. Note: a File object is NOT the actual file. It is an object that holds methods that affect a particular file or directory. It works as an interface between a program and the functions of the operating system that do the actual file manipulation.

Different operating systems organize their file system in different ways. By using File objects, Java programs can handle files in a uniform manner on all operating systems.

QUESTION 2:

If a File object and a file are separate things, is it possible: