Chapter 1, Problem 1RQ

Explanation of Solution

Data

• It is the representation of objects and events which are stored and recorded in the computer.
• It exists in variety of forms such as number, value, variable, and so on.
• For example, database in doctor’s office contains data such as patient name, address, disease, and contact number.
• Data about the facts is called as structured data.
• In addition to structured data, database includes documents, e-mails, maps, images, sound and video segment called as unstructured data...