Fill in the blank.
What command ensures that the file systems are written to disk after a lot of write operations?
(Specify ONLY the command without any path or parameters.)

You find that a host (192.168.1.4) being used on one of your client's networks has been compromised with a backdoor program listening on port 31337.
Your client requests a list of originating IP addresses connecting to that port.
Using a Linux workstation as traffic analyzer, which of the following commands would gather the data requested by the client?

CORRECT TEXT
Which command is used to unload a single module currently loaded by the kernel without unloading any modules that it depends upon? (Specify the command with or without path information)

Which of the following command sequences can be used to extract files contained in a initramfs file (/boot/initramfs) which is used by the kernel at boot time?

You decide to use the logical volume manager (LVM) to manage four 4GB disk drives. After creating the volume group, how would you create a 10GB logical volume called big-app?