7­1 Unit 7 System configuration Unit time: 120 minutes Complete this unit, and you'll know how to: A Create partitions and format volumes, configure Linux to mount volumes at boot time, and mount and use virtual file systems. B Monitor disk usage and manage volumes with file system-specific tools. C Enable disk quotas, configure swap space, distinguish between RAID levels, and describe the features and benefits of LVM. D Describe the contents of the /dev directory and view devices on the USB and PCI buses.