DataBase

DataBase

1. What is a database?

   • A database is a computerised system that makes it easy to search, select and store information and Databases are used in many different places.
   • A database is an organized collection of data. It is the collection of schemes, tables, queries, reports, views and other objects. The data is typically organized to model aspects of reality in a way that supports processes requiring information, such as modelling the availability of rooms in hotels in a way that supports finding a hotel with vacancies.

2. Examples of Data Bases

   • Names

3. Paper Base

   • Diary
   • Yellow Pages

4. Electronical

   • Storage Device
   • Search Engines
   • Google Chrome
   • Bing
   • FireFox

5. Both

   • School Registers
   • PhoneBooks
   • Calender
   • Planners
   • Chinese Takeaway Menu

6. Difference Between PaperBased And Database

   • A database is the storing of information (such as on your hard drive or disk), while a spreadsheet is used for accounting, or keeping track of expenditures or other items or projects with a numerical value. A spreadsheet can also be stored on your computer or on hard copy
   • 1. A spreadsheet is an application for tabulating data while a database is where data is stored so that it can be retrieved by other users .
   • 2. The amount of data that is usually stored in a database is way more than what is contained in a spreadsheet .
   • 3. A spreadsheet is edited directly by people while a database is accessed by applications that enter and modify data.
   • 4. A spreadsheet is usually used for presentations and paperworks while databases are commonly used in cases where a lot of data needs to stored.

7. Advantages And Disadvantages

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