storage devices

storage devices

1. purpose

   • what do use storage for
     • To storage are data files operating system. programs and files

2. Magnetic

   • The hard disk in your PC or laptop is probabaly magnetic
   • The advantages are high captivity cost effective
     • The disavantages are less durabel than solid state

3. Solid stat

   • Solid stat is found in your phone, tablet and a USB stick
     • It has no moving parts
       • The advantages are high read write speed and energy efficient durabel
         • The disavantages are not as cost effective

4. optical

   • optical storage uses a lazer to read and write to cds,dvds and blue-ray
     • the advantages are portabel and can be used in a variety of device and cheep
       • disavantages are can be easaly scrached low capcaity