Secondary Storage
Uses
Permanent Storage
Used By Loading Files Onto RAM
Non - Volatile
Stores Data Not Currently Being Used By Ram
The Operating System
Saved Files And Documents
Programmes Not Being Used That Are Installed On The Computer
Storage Technologies
Solid State
No Moving Parts
Reliable
Rapid Development
Cheap And Small
Newest
Internal Solid State
USB Memory Sticks
Removable Ussually Called Flash Storage
Optical Storage Media
Less Storage Than Magnetic
CDs and DVDs
Read By Lasers
A laser can edit or read a spining disks, determining if Different Parts Reflect Laser
Magnetic
Vunerable To Damage
Slow To Read Due To Moving Parts
Cheap
Oldest
Tapes
Read By Moving Tape Past Read - Write Head
Hard Disks
Floppy Disks
Read By Moving Head Inside Disk