Optical Storage Device

Optical Storage Device

1. CD ROM/ DVD ROM

   • Uses
     • Audio Books
     • Movies
     • Songs
   • Disadvantages
     • Cannot add old files
     • Holds less than hard disks
     • Very slow data transfer
   • Advantages
     • More data capacity than Floppy Disk
     • Less expensive than hard disk drive

2. CD-R/DVD-R

   • Uses
     • Personalised Music Playlist
     • Creating Home Recordings
   • Advantages
     • Disk becomes read only when file is placed
     • Cheaper than hard disk drives
   • Disadvantages
     • Only Recordable Once
     • Very slow data transfer rate

3. CD-RW/DVD-RW

   • Uses
     • Recording TV Programs
     • Back Up Computer Files
   • Advantages
   • Disadvantages

4. DVD RAM

   • Uses
   • Advantages
   • Disadvantages

5. Blu-Ray Disk

   • Uses
   • Disadvantages
   • Advantages