databases

databases

1. why are they used?

   • manage large datasets
     • it is easier to keep records and they will not get lost. also, they are easy to sort and filter.
   • perform calculations
     • it can summarise data and it can also quickly, accurately and interpret data.
   • make decisions
     • making decisions is a good thing because it can help you find what you need to do to make your business better.
   • interpret data
     • to interpret data you can sort and filter the data in order to make decisions
   • present information
     • to present information you would use forms and reports
   • improve productivity
     • improving productivity is that you can find things fast and keep data occupied.
   • keep information safe and secure
     • you can keep it safe so that it doesn't get lost.
   • help people work colaboritavly
     • you can work together on one document instead of working as one.

2. examples

   • sales of goods
     • finance data
     • staff database
     • products database
   • health
     • doctor records
     • medical record
     • your own health record
   • libraries
     • book loans
     • books you have used
     • personal data
   • employment
     • employee records
     • pay database
     • references
   • agencies
     • client data
     • services data
     • reservations data
   • police
     • criminal records
     • finger prints
     • victim record