2.1. Identifying Purposes and Characteristics of Storage Devices
What good is a computer without a place to put everything? Storage media hold the data being accessed, as well as the files the system needs to operate and data that needs to be saved. The many different types of storage differ in terms of their capacity (how much they can store), access time (how fast the computer can access the information), and the physical type of media used.
2.1.1. Hard Disk Drive Systems
Hard disk drive (HDD) systems (hard disks or hard drives for short) are used for permanent storage and quick access. Hard disks typically reside inside the computer, where they are semipermanently mounted with no external access (although there are external and removable ...