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69 terms

Linux+ Guide to Linux Certification, 3rd Edition Chapter 10

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etc/cups/cupsd.conf
A file that holds daemon configuration for the cups daemon.
/etc/cups/printers.conf
A file that holds printer configuration for the cups daemon.
/etc/default/useradd
A file that contains default values for user creation.
/etc/group
The file that contains group definitions and memberships.
/etc/login.defs
A file that contains default values for user creation.
/etc/logrotate.conf
The file used by the logrotate utility to specify rotation parameters for log files.
/etc/passwd
The file that contains user account information.
/etc/shadow
The file that contains the encrypted password as well as password and account expiry parameters for each user account.
/etc/skel
A directory that contains files that are copied to all new users' home directories upon creation.
/etc/syslog.conf
The file that specifies the events for which the System Log Daemon listens and the log files to which it saves the events.
/var/log
A directory that contains most log files on a Linux system.
accepting printer
accepting printer A printer that accepts print jobs into the print queue.
authentication
The act of verifying a user's identity by comparing a user name and password with a system database (/etc/passwd and /etc/shadow).
cancel command
The command used to remove print jobs from the print queue in the CUPS print system.
chage command
The command used to modify password expiry information for user accounts.
chfn command
The command used to change the GECOS for a user.
chsh command
The command used to change a valid shell to an invalid shell.
Common Unix Printing System (CUPS)
The printing system commonly used on Linux computers.
cups daemon (cupsd)
The daemon responsible for printing in the CUPS printing system.
cupsaccept command
The command used to allow a printer to accept jobs into the print queue.
cupsdisable command
The command used to prevent print jobs from leaving the print queue.
cupsenable command
The command used to allow print jobs to leave the print queue.
cupsreject command
The command used to force a printer to reject jobs from entering the print queue.
disabled printer
A printer that does not send print jobs from the print queue to a printer.
enabled printer
A printer that sends print jobs from the print queue to a printer.
facility
The area of the system from which information is gathered when logging system events.
General Electric Comprehensive Operating System (GECOS)
The field in the /etc/passwd file that contains a description of the user account.
Group Identifier (GID)
A unique number given to each group.
groupadd command
The command used to add a group to the system.
groupdel command
The command used to delete a group from the system.
groupmod command
The command used to modify the name or GID of a group on the system.
groups command
The command that lists group membership for a user.
id command
The command that lists UIDs for a user and the GIDs for the groups that the same user belongs to.
Internet Printing Protocol (IPP)
A printing protocol that can be used to send print jobs across a TCP/IP network, such as the Internet, using HTTP or HTTPS.
Line Printer Daemon (LPD)
A printing system typically used on legacy Linux computers.
lock an account
To make an account temporarily unusable by altering the password information for it stored on the system.
log file
A file containing information about the Linux system.
logrotate command
The command used to rotate log files; it typically uses the configuration information stored in /etc/logrotate.conf.
lp command
The command used to create print jobs in the print queue in the CUPS printing system.
lpadmin command
The command used to perform printer administration in the CUPS printing system.
lpc command
The command used to view the status of and control printers in the LPD printing system.
lpq command
The command used to view the contents of print queues in the LPD printing system.
lpr command
The command used to create print jobs in the print queue in the LPD printing system.
lprm command
The command used to remove print jobs from the print queue in the LPD printing system.
lpstat command
The command used to view the contents of print queues and printer information in the CUPS printing system.
newgrp command
The command used to change temporarily the primary group of a user.
passwd command
The command used to modify the password associated with a user account.
Plug and Play (PnP)
A technology that allows users to add hardware to a computer without having to configure the hardware to work with the system.
primary group
The group that is specified for a user in the /etc/passwd file and that is specified as group owner for all files created by a user.
print job
The information sent to a printer for printing.
print job ID
A unique numeric identifier used to mark and distinguish each print job.
print queue
A directory on the filesystem that holds print jobs that are waiting to be printed.
printer class
A template that can be used to apply settings to printers on a CUPS system.
Printer Configuration tool
A graphical utility used to configure printers on the system.
printing
The process by which print jobs are sent from a print queue to a printer.
priority
The importance of system information when logging system events.
pwconv command
The command used to enable the use of the /etc/shadow file.
pwunconv command
The command used to disable the use of the /etc/shadow file.
queuing
See spooling.
rejecting printer
A printer that does not accept print jobs into the print queue.
skeleton directory
A directory that contains files that are copied to all new users' home directories upon creation; the default skeleton directory on Linux systems is /etc/skel.
spooling
The process of accepting a print job into a print queue.
System Log Daemon (rsyslogd)
The daemon that logs system events to various log files via information stored in /etc/rsyslog.conf.
Uniform Resource Identifier (URI)
A naming convention that identifies hardware and software components using a two-part name that consists of a type followed by an identifier.
user account
The information regarding a user that is stored in a system database (/etc/passwd and /etc/shadow), which can be used to log in to the system and gain access to system resources.
User Identifier (UID)
A unique number assigned to each user account.
useradd command
The command used to add a user account to the system.
userdel command
The command used to remove a user account from the system.
usermod command
The command used to modify the properties of a user account on the system.