Question 1

Which configuration file should you modify to add or remove kernel modules from being loaded during system boot?

Options :

A : /etc/sysconfig/modules

B : /etc/modules

C : /etc/sysconfig/kernel

D : /proc/sys/kernel/modules

Answer: A

Question 2

You are troubleshooting a performance issue on an Oracle Linux 8 server. You suspect that one of the system processes is consuming excessive CPU resources. Which command can you use to identify the process with the highest CPU usage?

Options :

A : top

B : ps

C : htop

D : lsof

Answer: A

Question 3

Which command would you use on an Oracle Linux 8 system to verify that the network interfaces are properly configured and online?

Options :

A : systemctl status network

B : ip address show

C : ifconfig

D : ping 127.0.0.1

Answer: B

Question 4

What is the command that can be used to mount an Ext4 filesystem as read-only at boot time?

Options :

A : mount -a -t ext4 -o remount,ro /dev/sda1 /mnt/point

B : tune2fs -O read-only /dev/sda1

C : mount -t ext4 -o defaults,rw /dev/sda1 /mnt/point

D : echo '/dev/sda1 /mnt/point ext4 defaults,ro 0 0' >> /etc/fstab

Answer: D

Question 5

Which three statements are true about DNF modules?

Options :

A : Modules are a group of packages that are installed together along with dependencies.

B : Installing a module allows a user to select a specific stream.

C : Profiles are used to provide alternate versions of the same module.

D : Streams are used to define optional configurations of modules.

E : Streams cannot declare dependencies on the streams of other modules.

F : Packages exist in multiple streams, where each stream contains a different version.

G : Switching an enabled module stream automatically changes installed packages.

Answer: A,B,F