Secondary Storage

Secondary Storage

1. Magnetic

   • Advantages
     • Floppies are cheap
     • Easy to transport
     • Can store large amounts of data
   • disadvantages
     • Slow access compared to a disc
     • Over time it stretches out and the data deteriorates
     • Serial access

2. Solid state

   • Advantages
     • A bit faster than a HDD
     • High reliability
     • Wider operating system
   • Disadvantages
     • More expensive than a normal hard drive
     • Less storage space than a normal hard drive
     • Slow write speed on low-end models

3. Optical media

   • Advantages
     • storing data over conventional magnetic disks
     • High data stability.
     • Mountable/unmountable storage units.
   • Disadvantages
     • High ongoing cost compared to other solutions
     • Security Concerns
     • You have to place the disk into the drive to backup