Understanding of Linux file system, especially get knowledge of data structure and related terms will help you become a successful system administrator.The conceptual knowledge can be applied to restore file system in an emergency situation.
- File
File are collection of data items stored on disk. Or, it’s device which can store the information, data, music (mp3 files), picture, movie, sound, book etc. In fact what ever you store in computer it must be inform of file. Files are always associated with devices like hard disk ,floppy disk etc. File is the last object in your file system tree.
- Directory
Directory is group of files.
Directory is divided into two types:
Root directory – Strictly speaking, there is only one root directory in your system, which is denoted by / (forward slash). It is root of your entire file system and can not be renamed or deleted.
Sub directory – Directory under root (/) directory is subdirectory which can be created, renamed by the user.
Directories are used to organize your data files, programs more efficiently.
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