1.1 - What is a computer?' A computer is a device that accepts input, processes data, stores data, and produces output. A Computer Accepts input Computer input is whatever that is put into a computer system. Inputs means to feed information into a computer, through input devices. A person can supply input, by the environment, or by another computer. Some examples of the kinds of input a computer can process are the words and symbols in a document, numbers for a calculation, instructions for completing a process, pictures, audio signals from a microphone, and temperatures from a thermostat. A Computer process Data Data refers to the symbols that describe people, events, things, and ideas. Computers manipulate data in many ways, and we call this manipulation “processing’’. In the context of computers, then, we can define a process as a systematic series of actions a computer uses to manipulate data. Some of the ways a computer can process data include perform...