Secondary Storage

Secondary Storage

1. Solid State

   • It can read data much faster than magnetic storage.
   • It is a lot more expensive than HDD.
   • Solid state can be found in phones.
   • Solid State is also inside of computers.

2. Magnetic Storage

   • The biggest advantage of magnetic disk storage over main memory is persistence of data.
   • If any area of the tape is damaged or broken, it can lead to the entire role being useless.
   • Floppy Disks
   • Hard disk drives

3. Optical Storage

   • Cost effective and Portable.
   • Not durable and has a limited capacity.
   • DVD's
   • Blu Ray