Kategorier: Alle - magnetic - storage - optical - ram

av Rahel Miller 13 år siden

467

Secondary Storage

Secondary storage refers to non-volatile storage mediums that provide permanent data retention and are used for storing files, documents, and programs not currently in use by the computer'

Secondary Storage

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