Databases

Databases

1. Paper based

   • Examples
     • Tests/Exams because when you do one you have to write
     • Passport and Visa's for when you are traveling or entering a country
   • Advantage
     • It can be edited by anyone and any age
     • Doesn't need a whole team of people to work on it
   • Disadvantage
     • Not water proof so it can be easily damaged

2. Computer based

   • Examples
     • Google because you when you search for a website it looks through a database of websites and their content
   • Disadvantage
     • Your database can be leaked/hacked easier than on paper.
     • Could be damaged in a flood or a natural disaster
   • Advantage
     • It can be automated and it can add information without needing someone to write it down or put it in maualy

3. Both based

   • Advantages
   • Disadvantage
   • Examples
     • Argos catalog because you can get the book/paper based version or the app which will used a computer based system
     • Your calander because you can have it hanging on your wall in the paper version or you can have an app on your phone
     • School register because a teacher will right down attendence on a paper then it will be registered into a database

4. A persistent and organised store of data

5. Keywords

   • Ascending - going up in order
   • Dscending - Going down in order