Data base

Data base

1. Computer Based

   • Instagram
   • Snapchat
   • Facebook
   • Twitter

2. Paper Based

   • Book
   • Yellow Pages
   • Address book
   • Catalogue
   • Advantages
     • No technical equiptment needed
     • Cheaper
   • Disadvantages
     • Harder to use in difficult situations
     • Takes longer to copy

3. Data is stored in a persistent way and is organised

4. Both

   • Calender
   • School register
   • Diary
   • Chinese Takeaway menu
   • Advantages
   • Disadvantages

5. Disadvantages

   • It takes longer to update
   • More expensive

6. Advantages

   • You can search for past data faster

7. A record is a collection of fields

8. A field is a single piece of data