Chapter 10 Database Management

A database is a collection of data organized in a manner that allows access, retrieval, and use of that data. Data is a collection of unprocessed items, which can include text, numbers, images, audio, and video. For example, you can type text on a keyboard, talk into a computer's microphone, and transfer photos taken on a digital camera to the computer. I have typed text on a keyboard, talked into a computer's microphone while skyping, and transferred photos numerous times from a camera to the computer.

This is a graph of the most used keys on the keyboard.