1.3 Storage | Version 2

1.3 Storage | Version 2

1. What are the 6 characteristics of storage?

   • Capacity - how much data it can store
   • Speed - how fast it can access data
   • Portability - how easily it can move from one place to another
   • Durability - how well it lasts (eg. if it is dropped)
   • Reliability - how consistently it preforms
   • Cost - how much it costs per KB , MB or GB

2. What are the types of storage?

   • Optical
     • What is optical storage?
       • Read-only data
       • CD, DVD, Blu-Ray
   • Magnetic
     • What is magnetic storage?
       • HDD, Tape
       • Fast access
   • Solid State
     • What is solid state storage?
       • No moving parts.
       • SDD, Memory Card, USB