Questions

1. Where is the boot loader located on the hard disk?

A. The boot sector
B. The secondary partition
C. The logical partition
D. None of the above

2. Which was the first commercial Unix operating system?

A. systemd
B. upstart
C. System X
D. System V

3. Which command displays the processes, starting with the parent process followed by the child processes?

A. dnf
B. systemctl
C.  pstree
D. ps

4. Which is the first process that is started on a CentOS 5 system?

A. systemd
B. init
C. kickstart
D. upstart

5. What has replaced init in newer releases of the Linux kernel?

A. telinit
B. systemctl
C. systemb
D. systemd

6. Which command lists the processes that are running on a CentOS 7 distribution?

A. systemd list-unit-files
B. systemX list-unit-files
C. systemctl list-unit-files
D. service status unit-files

7. Which command lists the hardware drivers that are loaded during system boot?

A. cat /var/log/messages
B. tail –f /var/log/startup
C. head /var/messages
D. dmesg

8. In which directory is the GRUB configuration file located in a CentOS 5 distribution?

A. /boot/
B. /grub/boot/
C. /boot/grub/
D. /grub/grub-config/

9. What starts a custom menu entry when adding an entry in GRUB?

A. title
B. menu entry
C. Operating System
D. default =0

10. What starts a custom menu entry when adding an entry in GRUB2?

A. title
B. root = /vmlinuz/
C. menuentry
D. menu entry

11. Which letter key is used to edit an entry in real-time at the GRUB boot menu?

A. C
B. E
C. B
D. A