Ch : 1 - Computer Memory · What is computer? o A computer is an electronic device that manipulates information, or data. It has the ability to store , retrieve , and process data. You may already know that you can use a computer to type documents , send email , play games , and browse the Web . o Its Data Processing unit/device § Data : Data is defined as facts or figures, or information that's stored in or used by a computer. An example of data is information collected for a research paper. An example of data is an email. § Processing : Processing is an act of changing the given data into a more useful form by applying a sequence of operations. § Output : Output is the final result which is obtained after the processing of data. · Uni...