BUS 237 Chapter Notes - Chapter 4: Central Processing Unit, Computer Hardware, Barcode Reader

• School: Simon Fraser University
• Department: Business Administration
• Course: BUS 237
• Professor: All

Document Summary

Summary of history of technology: price and performance advances: it is continuously evolving, small is powerful: ongoing effort to make it smaller and more powerful with capability to be used almost anywhere. The rate at which computers can communicate has increase significantly. Include monitor, microphone, and speakers: evaluation of output devices will depend on the type, storage (storage hardware, saves data and programs, e. g. Cds, dvds, usbs, etc: personal computers may have special function devices that can be added to augment each of its components. Cpu will remove something and replace requested program or data into the vacated space. Microsoft word: 2 important software constraints, each version of an operating system is developed for a particular type of hardware, application programs are written to use a particular operating system. What are the four major operating systems: windows, mac os, unix. Owning versus licensing: software that is actually purchased is a license to use that program.