- (Exam Topic 4)
Pressing the Ctrl-C combination on the keyboard while a command is executing in the foreground sends which of the following signal codes?

1. A. 1(SIGHUP)
2. B. 2(SIGINT)
3. C. 3(SIGQUIT)
4. D. 9(SIGKILL)
5. E. 15(SIGTERM)

Correct Answer: B

- (Exam Topic 4)
Which of the following are filesystems which can be used on Linux root partitions? (Choose two.)

1. A. NTFS
2. B. ext3
3. C. XFS
4. D. VFAT
5. E. swap

Correct Answer: BE

- (Exam Topic 2)
An administrator has issued the following command: grub-install --root-directory=/custom-grub /dev/sda
In which directory will new configuration files be found? (Provide the full directory path only without the filename)
Solution:
/custom-grub/boot/grub/, /custom-grub/boot/grub

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 5)
Which of the following is true when a file system, which is neither listed in /etc/fstab nor known to system, is mounted manually?

1. A. systemd ignores any manual mounts which are not done using the systemctl mount command
2. B. The command systemctl mountsync can be used to create a mount unit based on the existing mount
3. C. systemd automatically generates a mount unit and monitors the mount point without changing it
4. D. Unless a systemd mount unit is created, systemd unmounts the file system after a short period of time
5. E. systemctl unmount must be used to remove the mount because system opens a file descriptor on the mount point

Correct Answer: B

- (Exam Topic 3)
Which of the following shell redirections will write standard output and standard error output to a file named filename?

1. A. 2>&1 >filename
2. B. >filename 2>&1
3. C. 1>&2>filename
4. D. >>filename
5. E. 1&2>filename

Correct Answer: B