Database

At the end of this lesson- 1. You will be able to explain data and information. 2. You will be able to distinguish data over information. 3. You will be able to explain data hierarchy. 4. You will be able to explain the advantages and disadvantages of database. 5. You will be able to describe the application areas of database.   Data:  Data is raw, unorganized facts that need to be processed. For getting desired output in a processing data is used as input. Data can be defined as a representation of facts and it is the smallest part of information. Data is represent...