LPI 101-500 online test

Question 1

Which SysV init configuration file should be modified to disable the ctrl-alt-delete key combination?

• A. /etc/keys
• B. /proc/keys
• C. /etc/inittab
• D. /proc/inittab
• E. /etc/reboot

Answer:

C

Question 2

During a system boot cycle, what program is executed after the BIOS completes its tasks?

• A. The bootloader
• B. The inetd program
• C. The init program
• D. The kernel

Answer:

A

Question 3

Which run levels should never be declared as the default run level when using SysV init? (Choose
TWO correct answers.)

• A. 0
• B. 1
• C. 3
• D. 5
• E. 6

Answer:

A,E

Question 4

Which of the following statements is correct when talking about /proc/?

• A. All changes to files in /proc/ are stored in /etc/proc.d/ and restored on reboot.
• B. All files within /proc/ are read-only and their contents cannot be changed.
• C. All changes to files in /proc/ are immediately recognized by the kernel.
• D. All files within /proc/ are only readable by the root user.

Answer:

C

Question 5

What of the following statements are true regarding /dev/ when using udev? (Choose TWO correct
answers.)

• A. Entries for all possible devices get created on boot even if those devices are not connected.
• B. Additional rules for udev can be created by adding them to /etc/udev/rules.d/.
• C. When using udev, it is not possible to create block orcharacter devices in /dev/ using mknod.
• D. The /dev/ directory is a filesystem of type tmpfs and is mounted by udev during system startup.
• E. The content of /dev/ is stored in /etc/udev/dev and is restored during system startup.

Answer:

B,D

Question 6

Which of the following information is stored within the BIOS? (Choose TWO correct answers.)

• A. Boot device order
• B. Linux kernel version
• C. Timezone
• D. Hardware configuration
• E. The system's hostname

Answer:

A,D

Question 7

Which of the following commands reboots the system when using SysV init? (Choose TWO correct
answers.)

• A. shutdown -r now
• B. shutdown -r "rebooting"
• C. telinit 6
• D. telinit 0
• E. shutdown -k now "rebooting"

Answer:

A,C

Question 8

Which of the following are init systems used within Linux systems? (Choose THREE correct answers.)

• A. startd
• B. systemd
• C. Upstart
• D. SysInit
• E. SysV init

Answer:

B,C,E

Question 9

FILL IN THE BLANK
Which file in the /proc filesystem lists parameters passed from the bootloader to the kernel? (Specify
the file name only without any path.)

Answer:

cmdline,
/proc/cmdline

Question 10

What information can the lspci command display about the system hardware? (Choose THREE
correct answers.)

• A. Device IRQ settings
• B. PCI bus speed
• C. System battery type
• D. Device vendor identification
• E. Ethernet MAC address

Answer:

A,B,D