File system
Plan your projects and define important tasks and actions
File system
by Nguyen Huu Chi - K11 FUG HN
1. file organization
1.1. Binary or text
1.1.1. Computer readable but not human readable
1.1.2. Text files consist of ASCII or Unicode characters
1.2. Sequential or random access
1.2.1. Text files consist of ASCII or Unicode character
2. Function
2.1. Creating, manipulating, renaming, copying, and ermoving files to and from a storage device
2.2. Organizes files into common storage inits called directories
2.3. Keeps track of where files and directories are located
2.4. Assists users by relating files and folders to the physical structure of the storage medium
3. A hard disk or drive
3.1. physically organized into tracks and sectors
3.2. Read/write heads move over specified areas of the hard disk to store (write) or retrieve (read) data
3.3. random access device
4. Operating system
4.1. FAT(file allocation table)
4.1.1. Used from MS-DOS to Window ME
4.2. NTFS (New Technology File System)
4.2.1. Default for Windows NT through Windows 2003
4.3. Unix and Linux support several file systems
4.3.1. XFS, JFS, ReiserFS, ext3, and others
4.4. HFS+
4.4.1. The current Mac OS X file system