The answer is path.
A path consists of a drive letter and colon, to identify the storage device, and one or more folder names.
A path is a route or list of directories through a file system to particular folder or file, it points out the location of file. It shows either the file is in C:\ or D:\ , sometime it shows either the file is in the format of .txt or .doc, sometime it shows only name of the file. it also depends on the settings.
