Secondary Storage

Secondary Storage

1. Optical Media

   • Disadvantages
     • Fragile, easy to get scratched
     • Slower data transfer rate
     • Required specific to write data to the disc
   • Advantages
     • Small and Portable
     • Cheap to produce
     • Large market of music, movies and games

2. Magnetic

   • Disadvantages
     • Possible damage
     • Not easy to be transferred
     • High power consumption
   • Advantages
     • Large and increased Capacity
     • High Transfer speed
     • No data is losswhen power is turned of

3. Solid State

   • Advantages
     • High performance
     • Faster seek time
     • Wider operating Temp
   • Disadvantages
     • More Expensive
     • Less Storage
     • Slower write speed