Chapter 4 - Linux Filesystem Management Flashcards
The section within an inode of a file or directory that lists the permissions assigned to users and groups on the file or directory.
access control list (ACL)
A command used to change filesystem attributes for a Linux file.
chattr (change attributes) command
A command used to change the group owner of a file or directory.
chgrp (change group) command
A command used to change the mode (permissions) of a file or directory.
chmod (change mode) command
A command used to change the owner and group owner of a file or directory.
chown (change owner) command
A command used to create copies of files and directories.
cp (copy) command
A filesystem allocation unit in which the data that makes up the contents of the file as well as the filename are stored.
data blocks
A standard outlining the location of set files and directories on a Linux or UNIX system.
Filesystem Hierarchy Standard (FHS)
A command used to find files on the filesystem using various criteria.
find command
A command used to list all ACL entries for a particular Linux file or directory.
getfacl (get file ACL) command
When used in the mode of a certain file or directory, the collection of users who have ownership of that file or directory.
group
A file joined to other files on the same filesystem that shares the same inode.
hard link
The portion of a file that stores information on the file’s attributes, access permissions, location, ownership, and file type.
inode
The collection of inodes for all files and directories on a filesystem.
inode table
The mode that file management commands use when a file can be overwritten; the system interacts with a user asking the user to confirm the action.
interactive mode
A command used to create hard and symbolic links.
ln (link) command
A command used to locate files from a file database.
locate command
A command used to list filesystem attributes for a Linux file.
lsattr (list attributes) command
A command used to create directories.
mkdir (make directory) command
The part of the inode that stores information on access permissions.
mode
A command used to move/rename files and directories.
mv (move) command
When used in the mode of a certain file or directory, all the users on the Linux system
other
The user whose name appears in a long listing of a file or directory and who has the ability to change permissions on that file or directory.
owner
Used to change user passwords.
passwd command
A variable that stores a list of directories that will be searched in order when commands are executed without an absolute or relative pathname.
PATH variable
A list that identifies who can access a file or folder and their level of access.
permissions
The group that is specified for a user in the /etc/passwd file and set as the group owner for all files created by a user.
primary group
The process of excluding files, directories, or filesystems from being processed by a command.
pruning
A term referring to itself and its own contents; a _________ search includes all subdirectories in a directory and their contents.
recursive
A command used to remove files and directories.
rm (remove) command
A command used to remove empty directories.
rmdir (remove directory) command
A command used to modify ACL entries for a particular Linux file or directory.
setfacl (set file ACL) command
The portion of a command that refers to the file or directory from which information is taken.
source file/directory
The portion of a filesystem that stores critical information, such as the inode table and block size.
superblock
A pointer to another file on the same or another filesystem; commonly referred to as a shortcut.
symbolic link
The portion of a command that refers to the file or directory to which information is directed.
target file/directory
A command commonly used to create new files. Its original intended purpose was to update the time stamp on a file.
touch command
A command used to locate executable files on the system; it returns the first alias or directory within the PATH variable for the command
type command
A special variable used to alter the permissions on all new files and directories by taking away select default file and directory permissions.
umask
The command used to view and change the umask variable.
umask command
A command used to locate executable files on the system; it returns any directories within the PATH variable for the command, as well as the location of associated man pages and info pages.
whereis command
A command used to locate executable files on the system; it returns any aliases and directories within the PATH variable for the command.
which command
