Magnetic storage media

Magnetic storage media

1. Fixed Hard disk

   • Used on all computer and are the main method or storing data. Typical storage space are 250 gigabyte up to 4 telebyte.
     • Fast read and write
       • Huge capacities
         • Very easy to update and delete file
     • Can be damage easily when computer is not shutdown properly.

2. Portable hardisk

   • can be as portable backing up systems and used to transfer data or files between computer by USB.
     • Small light with protective case
       • Design to plus in to the computer via USB ports.
     • More expensive than other usb storage devices
       • Small size makes them easy to misplace or have stolen

3. Magentic tape

   • The oldest form of computer data storage
     • 185 Telebyte of data
     • Very slow data access rate