COE 628 Chapter 1.1: Computer Systems Overview

• School: Ryerson University
• Department: Computer Engineering
• Course: COE 628
• Professor: Clowes

Document Summary

Controls the operation of the computer & performs its data. This memory is typically volatile; that is, processing functions. When there is only one processor, it is often referred to as the central processing unit (cpu) when the computer is shut down, the contents of the memory are lost. In contrast, the contents of disk memory are retained even when the computer system is shut down. Main memory is also referred to as real memory primary memory. : move data between the computer and its external environment.