databases

databases

1. examples

   • agencies
     • reservations
     • services data
     • client data
   • health
     • client details
     • medical records
     • appointments
   • police
     • criminal records
     • offenders
     • crime
   • employment
     • qualifications
     • references
     • previous jobs
   • sales of goods
     • orders
     • sales
     • product
   • libaries
     • stamps
     • customers
     • loans of books

2. why are they used?

   • make decisions
     • thus enables you to make quick decisions for the benefit of your company or product such as , are we selling enough products in that area , do we need to advertise more?
   • interpret data
     • interpreting data means you can find out information which can then help you make decisions , or changes to your product, business.
   • perform calculations
     • its easier to perform calculations because it prevents errors , and is a lot quicker to use
   • manage large datasets
     • its easier because you can find them easily , record them easily, storing them is easier, you can analyse them easily
   • improve productivity
     • a good clear structure , easy to use which means the user can work it easily and quickly , they are always productive which is better.
   • present information
     • you would have forms and reports , this is because its user friendly , easy to read and basic for people who cant use IT ,it also stops any accidental errors being made.
   • keep information safe and secure
     • you can hide it or keep it safe , from anyone you didn't want to see it.
   • help people work collaboratively.
     • means that as many people as you want can use it at a time