Databases

Databases

1. A database is a persistant and orgonised store of data.

2. Paper based database

   • Advantages
     • If the computer brakes a paper database is still accessible.
   • Disadvantages
     • If you want to change something you have to redo the whole piece of paper.
     • Paper can be lost/destroyed.
     • Not eco-friendly
     • Not cost effective because you have to keep buying.
   • The Phone Book
   • Yellow Pages
   • Diary
   • Menus

3. Computer based databases

   • Facebook
   • Instagram
   • Twitter
   • Snapchat
   • Youtube
   • Netflix
   • Messenger
   • Whatsapp
   • Contacts
   • Tumblr
   • Pintrest
   • Advantages
     • Lots of people can access it.
     • Easy to find information.
     • Easy to make changes.
   • Disadvantages
     • People can easily hack into your data and use your information.

4. Both

   • School Register
   • Homework planner
   • Calendar