202.1 - Customizing SysV-init system startup

Weight: 3

Description: Candidates should be able to query and modify the behaviour of system services at various targets / run levels. A thorough understanding of the systemd, SysV Init and the Linux boot process is required. This objective includes interacting with systemd targets and SysV init run levels.

Key Knowledge Areas:

• Systemd
• SysV init
• Linux Standard Base Specification (LSB)

Terms and Utilities:

• /usr/lib/systemd/
• /etc/systemd/
• /run/systemd/
• systemctl
• systemd-delta
• /etc/inittab
• /etc/init.d/
• /etc/rc.d/
• chkconfig
• update-rc.d
• init and telinit