Main index

Introducing UNIX and Linux


The Computing Environment

Overview
What is a Computer?
Hardware
      Processors
      Input Devices
      Output Devices
Software
      Input and Characters
            Control Characters
      Application Programs
            Programming Languages
      The Operating System
      System Administration
History of UNIX and Linux
Conventions
Summary

Summary

  • Modern computer systems are made up of both hardware and software.
  • Hardware comprises processors, input and output devices.
  • Software can be application programs or system software like operating systems.
  • UNIX and Linux are operating systems with a long academic tradition.

Copyright © 2002 Mike Joy, Stephen Jarvis and Michael Luck