Lesson 1

Date: 5/31/2017
User accounts, files and directories, processes, system commands.
Linux System Administration


Files and Directories
  • Type of files
      Regular or ordinary files
      Directories
      Symbolic links
      Device files

  • Directory and Inodes

    A directory is composed of file names and associated inode numbers.
    INODES contain information about files:

      a pointer to the file data blocks

      link count

      the owner

      the group

      mode

      size

      last access time

      last modification time

      last update time (attributes)




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