Why is the root file system mounted read-only during boot and remounted with write permission later on? A. Because if problems with the root file system are detected during the boot, fsck can be ru...

A server requires a GRUB2 boot option which will always boot to runlevel 1. Which line of a GRUB2 configuration file starts the beginning of the settings needed to make this new choice available? A...

Which command is used to install a new LILO boot loader? A. lilo B. lilo-config C. lilo-install D. install-lilo

A Linux server is running in single user mode for regular maintenance. Which commands are used to restore the server to its usual runlevel? (Choose TWO correct answers.) A. telinit 0 B. shutdown -...

Which file tells GRUB the paths of the filesystem partitions in both Linux format and in the GRUB syntax? (Specify the file name only with no path information)

What happens if the Linux kernel can't mount the root filesystem when booting? A. An error message is shown and the administrator is asked by the kernel to specify a valid root filesystem to contin...

Which option to the update-rc.d command will cause the removal of all symlinks to /etc/rcX.d/*test2 even when the script /etc/init.d/test2 still exists? A. -d B. -f C. -n D. -r

Please enter the complete path to the main SysV init process configuration file.

During booting, when the Linux kernel loads an initramfs file, which command from the initramfs will be executed first, if present? A. /init B. /initrd C. /linuxrc D. /rc.local E. /sbin/init

What are the main network services used by the PXE protocol? (Choose TWO correct answers.) A. DNS B. DHCP C. HTTP D. TFTP E. NFS