Data Storage Devices

Data Storage Devices

1. Hard Disk

   • The hard disk is the main internal storage in a computer
   • Characteristics: 1. Is an important part in a computer
     • 2. Stores the Os, Software, and a great number of files
       • 3. Stores from 200GB to 1TB
   • Advantages:
     • 1. It is included when you buy the computer
       • 2. It holds a lot of space
   • Disadvantages:
     • 1. They get damaged with time
       • 2. Need to be loaded on RAM befor used

2. Floppy Discs

   • The floppy discs were s popular way of storing external data in the 1970's.
   • Characteristics
     • 1. They are small and square shaped
       • 2. They are used to store relatively small quantities of data
   • Advantages:
     • 1. Can store data
       • 2. They were very useful
   • Disadvantages:
     • 1. They are now obsolete
       • 2. Compared to todays storage devices, the hold up too little space

3. Optic Discs

   • Optical Discs are small and have two types, CD and DVD
   • Characteristics
     • 1. They are small and round
       • 2. CD's hold up to 400MB, DVD's hold up to 4.7GB
   • Advantages:
     • 1.They are small
       • 2. They hold enough space for 2 movies
   • Disadvantages:
     • 1. They are being replaced by cloud
       • 2. CD's have to little capacity