storage

storage

1. magnetic storage

   • disadvantages
     • Can be easily damaged, will slow down and eventually break over time. Slower access than Solid State Drives.
     • less durable
   • advantages
     • Relatively cheap per unit of storage. Fast access and retrieval times compared to other storage devices.
     • high capacity
     • cost effective

2. optical storage

   • advantages
     • You can access your data anywhere in the world
     • Can hold a lot more data than a standard DVD, meaning it can store movies with better picture and sound quality. Portable.
     • You can access your data anywhere in the world. You don't have to carry your hard disk, pen drive or any other storage device
     • can sometimes be re-used
       • Very cheap
         • Large storage capacity is available
   • examples
     • xbox
     • ps4
     • disadvantage
       • disk capacity Currently topping out at 27 GB for a 12-centimeter
       • some older computers do not read the disks
         • sometimes not re-usable
       • needs disk player
       • loose memory when damaged

3. why do we have storages?

   • so we have a place to store data
   • example
     • when you play a game if you dont save you have to restart

4. solid state

   • example
     • durable