Exam Objectives Version: 5.0
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Topic 101: System Architecture
101.1 Determine and configure hardware settings
| Weight | 2 |
| Description | Candidates should be able to determine and configure fundamental system hardware. |
Key Knowledge Areas:
- Enable and disable integrated peripherals.
- Differentiate between the various types of mass storage devices.
- Determine hardware resources for devices.
- Tools and utilities to list various hardware information (e.g. lsusb, lspci, etc.).
- Tools and utilities to manipulate USB devices.
- Conceptual understanding of sysfs, udev and dbus.
The following is a partial list of the used files, terms and utilities:
- /sys/
- /proc/
- /dev/
- modprobe
- lsmod
- lspci
- lsusb
101.2 Boot the system
| Weight | 3 |
| Description | Candidates should be able to guide the system through the booting process. |
Key Knowledge Areas:
- Provide common commands to the boot loader and options to the kernel at boot time.
- Demonstrate knowledge of the boot sequence from BIOS/UEFI to boot completion.
- Understanding of SysVinit and systemd.
- Awareness of Upstart.
- Check boot events in the log files.
The following is a partial list of the used files, terms and utilities:
- dmesg
- journalctl
- BIOS
- UEFI
- bootloader
- kernel
- initramfs
- init
- SysVinit
- systemd
101.3 Change runlevels / boot targets and shutdown or reboot system
| Weight | 3 |
| Description | Candidates should be able to manage the SysVinit runlevel or systemd boot target of the system. This objective includes changing to single user mode, shutdown or rebooting the system. Candidates should be able to alert users before switching runlevels / boot targets and properly terminate processes. This objective also includes setting the default SysVinit runlevel or systemd boot target. It also includes awareness of Upstart as an alternative to SysVinit or systemd. |
Key Knowledge Areas:
- Set the default runlevel or boot target.
- Change between runlevels / boot targets including single user mode.
- Shutdown and reboot from the command line.
- Alert users before switching runlevels / boot targets or other major system events.
- Properly terminate processes.
- Awareness of acpid.
The following is a partial list of the used files, terms and utilities:
- /etc/inittab
- shutdown
- init
- /etc/init.d/
- telinit
- systemd
- systemctl
- /etc/systemd/
- /usr/lib/systemd/
- wall
