Secondary Storage - where programmes and data is stored, Magnetic  - The uses minute particles to store data, Optical - a lazerbeam burms tiny dark pits on the surface of the disk, Solid State - media holds data using electronic switches, Speed - how fast it goes, Cost - how expensive, Portability - how easy to transport, Capacity - how much data it can hold,

Secondary Storage

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？