Backup Medias

Backup Medias

1. Magnetic Tape

   • Ideal backup medium
   • Cheap
   • High storage capacity
   • They are a removable media.
     • They can be exchanged with any compatible drive.
   • Large organisations use tape libraries for their backups.
     • Use lots of tapes and some even use robotic arms to load the tapes into the drives

2. Magnetic Disk

   • The simplest form of magnetic disk backup
   • Simply takes the contents of one magnetic disk and copies in onto a different magnetic disk

3. Optical Media

   • Includes CD-R, CD-RW, DVD-RW
   • Main problem is the transfer rate is low
   • Backups take longer

4. Pen / Flash Drives

   • Very popular
   • Small and portable
   • Ideal for backing up small amounts of work
   • Easily lost or stolen

5. Cloud Storage

   • Cheap
   • Unlimited storage
   • Slow speed
   • Storage on the internet