46. What command is used to permanently set the options in the kernel when making a boot disk?
A. blockdev
B. kconfig
C. lilo
D. rdev
E. dd
Answer: D

47. What happens when the Linux kernel can’t mount the root filesystem when booting?
A. An error message is shown, showing which device couldn’t be mounted or informing that init couldn’t be found.
B. An error message is shown and the system reboots after a keypress.
C. An error message is shown and the system boots in maintainence mode.
D. An error message is shown and the administrator is asked to specify a valid root filesystem to continue the boot
process.
E. An error message is shown, stating that the corresponding kernel module couldn’t be loaded.
Answer: A

48. When bash is invoked as an interactive login shell, which of the following sentences is true?
A. It first reads and executes commands in /etc/profile and then does same for ~/.bash_profile and ~/.bashrc.
B. It first reads and executes commands in /etc/bashrc and then does the same for /etc/profile.
C. It reads and executes commands in ~/.bashrc only if /etc/profile or another initialisation script calls it.
D. It ignores /etc/profile and only reads and executes commands in ~/.bashrc.
E. It first reads and executes commands in /etc/profile and then does the same for ~/.bash_profile, ~/.bash_login and
~/.profile.
Answer: C

49. During which stage of the boot process would this message be seen?
ide0: BM-DMA at 0xff00-0xff07, BIOS settings: hda:DMA, hdb:DMA
A. Boot loader start and hand off to kernel.
B. Kernel loading.
C. Hardware initialization and setup.
D. Daemon initialization and setup.
Answer: C

50. Where should the LILO code reside, on a system with only one installation of Linux and no other operating systems?
A. In the master boot record.
B. In the boot sector.
C. In the /boot directory.
D. At the start of the kernel.
Answer: A