What does a computer do?

            Input

            Process

            Store

            Output

 

What kinds of computers (categories) are there?

            Personal Computers    

                        Desktop

                        Laptop

            Workstations   

                        Dedicated to one task

                        Member of a network

            Servers

 

All Computers have the following hardware

            System Unit

            Display

            Keyboard and Mouse

            Floppy Drive*

            Hard Drive

            Central Processing Unit

            CD-ROM and/or DVD

They may also have

            Speakers (sound card)

            CD writer

            Modem and/or Network Interface Card

           

All computers have the following software

            Operating System

They may also have

            Word Processing

            Data Analysis

            Database

            Productivity

            Internet Browser and Email Client


 

Internet Basics

 

History of the Internet

            See website for more details

http://www.davesite.com/webstation/net-history.shtml

 

TCP/IP (Transmission Control Protocol/Internet Protocol)

            Class of IP

 

Packets and routers and the backbone

 

Breaking down a URL or address (Uniform Resource Locator)

            scheme://machine.domain/full-path-of-file

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