| Topic |
Details |
Shells and Shell Scripting
|
| Customize and use the shell environment |
Weight: 4
Description: Candidates should be able to customize shell environments to meet users’ needs. Candidates should be able to modify global and user profiles.
Key Knowledge Areas:
–Set environment variables (e.g. PATH) at login or when spawning a new shell.
-Write Bash functions for frequently used sequences of commands.
-Maintain skeleton directories for new user accounts.
-Set command search path with the proper directory.
The following is a partial list of the used files, terms and utilities:
–.
–source
-/etc/bash.bashrc
-/etc/profile
-env
-export
-set
-unset
-~/.bash_profile
-~/.bash_login
-~/.profile
-~/.bashrc
-~/.bash_logout
-function
-alias
|
| Customize or write simple scripts |
Weight: 4
Description: Candidates should be able to customize existing scripts, or write simple new Bash scripts.
Key Knowledge Areas:
–Use standard sh syntax (loops, tests).
-Use command substitution.
-Test return values for success or failure or other information provided by a command.
-Execute chained commands.
-Perform conditional mailing to the superuser.
-Correctly select the script interpreter through the shebang (#!) line.
-Manage the location, ownership, execution and suid-rights of scripts.
The following is a partial list of the used files, terms and utilities:
–for
-while
-test
-if
-read
-seq
-exec
-||
-&&
|
User Interfaces and Desktops
|
| Install and configure X11 |
Weight: 2
Description: Candidates should be able to install and configure X11.
Key Knowledge Areas:
–Understanding of the X11 architecture.
-Basic understanding and knowledge of the X Window configuration file.
-Overwrite specific aspects of Xorg configuration, such as keyboard layout.
-Understand the components of desktop environments, such as display managers and window managers.
-Manage access to the X server and display applications on remote X servers.
-Awareness of Wayland.
The following is a partial list of the used files, terms and utilities:
–/etc/X11/xorg.conf
-/etc/X11/xorg.conf.d/
-~/.xsession-errors
-xhost
-xauth
-DISPLAY
-X
|
| Graphical Desktops |
Weight: 1Description: Candidates should be aware of major Linux desktops. Furthermore, candidates should be aware of protocols used to access remote desktop sessions.
Key Knowledge Areas:
–Awareness of major desktop environments
-Awareness of protocols to access remote desktop sessions
The following is a partial list of the used files, terms and utilities:
–KDE
-Gnome
-Xfce
-X11
-XDMCP
-VNC
-Spice
-RDP
|
| Accessibility |
Weight: 1
Description: Demonstrate knowledge and awareness of accessibility technologies.
Key Knowledge Areas:
–Basic knowledge of visual settings and themes.
-Basic knowledge of assistive technology.
The following is a partial list of the used files, terms and utilities:
–High Contrast/Large Print Desktop Themes.
-Screen Reader.
-Braille Display.
-Screen Magnifier.
-On-Screen Keyboard.
-Sticky/Repeat keys.
-Slow/Bounce/Toggle keys.
-Mouse keys.
-Gestures.
-Voice recognition.
|
Administrative Tasks
|
| Manage user and group accounts and related system files |
Weight: 5
Description: Candidates should be able to add, remove, suspend and change user accounts.
Key Knowledge Areas:
–Add, modify and remove users and groups.
-Manage user/group info in password/group databases.
-Create and manage special purpose and limited accounts.
The following is a partial list of the used files, terms and utilities:
–/etc/passwd
-/etc/shadow
-/etc/group
-/etc/skel/
-chage
-getent
-groupadd
-groupdel
-groupmod
-passwd
-useradd
-userdel
-usermod
|
| Automate system administration tasks by scheduling jobs |
Weight: 4
Description: Candidates should be able to use cron and systemd timers to run jobs at regular intervals and to use at to run jobs at a specific time.
Key Knowledge Areas:
–Manage cron and at jobs.
-Configure user access to cron and at services.
-Understand systemd timer units.
The following is a partial list of the used files, terms and utilities:
–/etc/cron.{d,daily,hourly,monthly,weekly}/
-/etc/at.deny
-/etc/at.allow
-/etc/crontab
-/etc/cron.allow
-/etc/cron.deny
-/var/spool/cron/
-crontab
-at
-atq
-atrm
-systemctl
-systemd-run
|
| Localisation and internationalisation |
Weight: 3
Description: Candidates should be able to localize a system in a different language than English. As well, an understanding of why LANG=C is useful when scripting.
Key Knowledge Areas:
–Configure locale settings and environment variables.
-Configure timezone settings and environment variables.
The following is a partial list of the used files, terms and utilities:
–/etc/timezone
-/etc/localtime
-/usr/share/zoneinfo/
-LC_*
-LC_ALL
-LANG
-TZ
-/usr/bin/locale
-tzselect
-timedatectl
-date
-iconv
-UTF-8
-ISO-8859
-ASCII
-Unicode
|
Essential System Services
|
| Maintain system time |
Weight: 3
Description: Candidates should be able to properly maintain the system time and synchronize the clock via NTP.
Key Knowledge Areas:
–Set the system date and time.
-Set the hardware clock to the correct time in UTC.
-Configure the correct timezone.
-Basic NTP configuration using ntpd and chrony.
-Knowledge of using the pool.ntp.org service.
-Awareness of the ntpq command.
The following is a partial list of the used files, terms and utilities:
–/usr/share/zoneinfo/
-/etc/timezone
-/etc/localtime
-/etc/ntp.conf
-/etc/chrony.conf
-date
-hwclock
-timedatectl
-ntpd
-ntpdate
-chronyc
-pool.ntp.org
|
They say Linux is the backbone of the modern IT industry. So, if you are deliberating on having a career in system administration, why not opt for the LPI 102-500 exam then?
