Secondary Storage

Secondary Storage

1. Fixed

   • Solid State Drive
     • New Technology
     • Incredibly fast, durable and quiet
     • No moving parts to be damaged/broken
     • Low Power usage compared to a Magnetic Hard Disk
     • More Expensive
     • Typical Secondary Storage Device
   • Magnetic Hard Disk
     • CHEAP
     • Large Capacity
     • Very delicate and complex moving parts- Easily Damaged
     • Noisy & has high power consumption
     • Used as the main Secondary Storage Device in computers
   • Tape Drive
     • Used for backups, often of entire networks
     • Not Random Access Memory
     • Files aren't run from it
     • Very time consuming to access

2. Portable

   • Optical Disk
     • Easily Portable
     • Very Cheap
     • Reasonably Slow
     • Over sized in comparison to an SSD
     • Easily Rendered Unreadable
     • Plays a major role in distributing software such as Games
   • USB Memory Stick
     • Flash Drive (Like SSD)
     • Compact & Durable
     • Fixed Devices are more reliable
     • A simple way to transfer files
   • Micro SD Card
     • The same as a USB but with less connectors
     • Easily lost due to size
     • Easily damaged as the connectors are exposed
     • Useful for devices that need to conserve space.

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