1.3 storage

1.3 storage

1. secondary storage

   • non-volatile

2. magnetic device

   • disks are read and written to with a moving head inside the disk drive

3. solid state devices

   • SSD has no moving parts

4. optical devices

   • this includes CD,DVD and Blu-Ray

5. cloud storage

   • this refers to saving data in an off-site location maintained by another party

6. capacity

   • the amount of space that is available to store fiels

7. speed

   • how quickly a computer can read and wright data from a storage device

8. portability

   • how a device is to be transported

9. durability

   • will the device with stand a certain amount of damage with out corrupting files

10. reliability

    • how long it will retain functionality

11. cost

    • the cost of a device is compared in terms of cost per GB