Storage Devices and Media Overview

Backing up

Copying files into a different medium to prevent data loss.

Magnetic Backing Storage Media

Media holding data magnetically with a magnetized surface area.

Magnetic tape drives

Used for batch processing, backup, and long-term archiving due to high storage capacities.

Fixed Hard Disks/Drives

Utilized for OS, software, and data storage with fast data transfer rates.

Portable Hard Disk Drives

Used for data backup and transfer between computers with fast data access.

Optical Media and Optical Storage Devices

Data stored by burning 'dots' with a laser, read by shining a lower-powered laser.

CD-R/DVD-R

For home recordings and data storage, behaving like a ROM after burning.

CD-RW/DVD-RW

Rewritable media for various uses with the ability to write over multiple times.

CD-ROM/DVD-ROM

Read-only memory for music, software, and reference storage, preventing data alteration.

Blu-Ray Discs

Uses blue laser for high-capacity storage, faster data transfer, and encryption.

Solid State Backing Storage

Data storage on devices without moving parts, like Solid-state drives (SSD).

Pen drives (Memory sticks)

Compact, portable media for file transportation and security, not 'read-only'.

Flash Memory cards

Compact, durable cards for storing photos, music, and data in various devices.