Storage Devices

Storage Devices

1. Optical

   • Examples
     • Blue ray DvDs
   • Disadvantages
     • very low capacity
   • Advantages
     • portable

2. Magnetic

   • Examples
     • PCs, desktop computers, laptops and gaming consoles
   • Advantages
     • Very high capacity compared to optical
     • Cost-effective
   • Disadvantages
     • less durable than solid
     • Not portable

3. Purpose

   • What do we use storage for
     • Storing data (files, operating system, applications ) permanently

4. Solid state

   • Example
     • Phones, tablets and gaming pcs/laptops
   • Advantages
     • High read write speed
     • durable
   • Disadvantages
     • Not as cost-effective
     • Not very portable