Secondary Storage

Secondary Storage

1. Definition- The permanent storage of data.

2. Secondary storage is non-volatile meaning its it stored permanently even when the computer system is turned off

3. Solid State (flash) Storage

   • USB flash memory
   • SD card
   • Has a faster read/write speed compared to storage devices
   • Solid state is more expensive compared to storage devices
   • has good portability

4. Magnetic Storage

   • floppy disk
   • magnetic recording tape
   • is cost effective and cheaper compared to solid state
   • isn't that durable and has a slow read/write speed compared to solid state

5. Optical Storage

   • Blu-ray disc
   • DVD
   • less durable than solid state
   • is more portable than magnetic and solid state
   • cheaper compared to SSD
   • has a worst capacity compared to SSD and magnetic

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