System Memory
-Volatile, meaning that is only preserved while the system is powered up
-System memory is provided by Random Access Memory (RAM) modules
Mass Storage
-Preserves data when the system is turned off
-Primary fixed disk-hard disk or a solid-state drive
Virtual Memory/Pagefile
-Use space on a fixed disk to supplement system RAM
Disk Management
-Create partitions and file systems on fixed disks to make them usable by the OS