7. File system level
mind Mapping
1. User interface: see file management of operating system: 6. Basic operation
of files 2. File directory system: see file management of operating system: 3. File directory
3. Access control module: see file management of operating system: 7 , File sharing and file protection
4. File logical system and file information buffer: See operating system file management: 2. File logical structure
5. Physical file system: See operating system file management: 5. File physical structure
6. Auxiliary allocation module: see the file system of the operating system: 4. File storage space management
7. Device management module: see