File access: Other access
DIRECTORY STRUCTURE
Disks partitions/minidisks/volumes FS Directories Files The directory is used to organize files (and directories) The directory can be viewed as a symbol table that translates file names into their directory entries. The operations on directories Search a file Create a file Delete a file List a directory Rename a file Traverse the file system
CHAPTER 11: FILE-SYSTEM INTERFACE
File Concept File Access Directory Structure File System Mounting File Sharing File Protection
FILE CONCEPT
Introduction File attributes File types File structures File operations
File concept: Attributes
File attributes Name: The symbolic file name in human-readable form humanIdentifier: to identify the file within the file system (Internal) Type: to support different types. Location: the location on the secondary storage device. Size: the current size (and/or its maximum size) Protection: who can do reading, writing, executing, and so on. Time, date, and user identification: This information may be kept for creation, last modification, and usage monitoring. Typically, the directory entry consists of the file's name and its file' unique identifier. The identifier in turn locates the other file attributes. One of the file attributes is the location of file.