LX0-103

LX0-103 practice questions, page 3 of 5, with answer review and explanations.

Question 11

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

  1. 0
  2. 1
  3. 3
  4. 5
  5. 6

Question 12

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

  1. All changes to files in /proc/ are stored in /etc/proc.d/ and restored on reboot.
  2. All files within /proc/ are read-only and their contents cannot be changed.
  3. All changes to files in /proc/ are immediately recognized by the kernel.
  4. All files within /proc/ are only readable by the root user.

Question 13

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

  1. Entries for all possible devices get created on boot even if those devices are not connected.
  2. Additional rules for udev can be created by adding them to /etc/udev/rules.d/.
  3. When using udev, it is not possible to create block or character devices in /dev/ using mknod.
  4. The /dev/ directory is a filesystem of type tmpfs and is mounted by udev during system startup.
  5. The content of /dev/ is stored in /etc/udev/dev and is restored during system startup.

Question 14

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

  1. Boot device order
  2. Linux kernel version
  3. Timezone
  4. Hardware configuration
  5. The system's hostname

Question 15

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

  1. shutdown -r now
  2. shutdown -r "rebooting"
  3. telinit 6
  4. telinit 0
  5. shutdown -k now "rebooting"