Getting Started

1
Getting Started

• Essential Computing Concepts
• By
• Robert T. Grauer
• Maryann Barber

2
Objectives

• Describe components of a computer system
• Describe the contribution of IBM, Microsoft, and
  Intel in the evolution of the PC
• Distinguish between system and application
  software
• Describe how to safeguard a system through
  acquisition of an anti-virus program and through
  systematic backup
• Define a local area network distinguish between
  a server and a workstation
• Define the Internet and the World Wide Web
• Define a browser distinguish between Internet
  Explorer and Netscape Communicator

3
Computer System
4
The PC
5
Front of the Computer

• Floppy Drive
• Keyboard
• Monitor
• Mouse
• CD/DVD-ROM

6
Inside the Computer

• CD -ROM
• CPU
• Expansion Slots
• Floppy drive
• Hard disk
• Memory chip
• Motherboard
• Power Supply

7
Back of the Computer 1

• Cooling Fan
• Power Supply
• Keyboard Connector

• Mouse Connector
• Parallel Printer Port
• Video Connector

1 New Computers May Have USB Connectors
8
The Processor

• Chip
• Clock Speed

• Megahertz
• Different Brands

Logo by AMD Clipart http//www.amd.com
Logo by Cyrix http//www.cyrix.com
Logo by Intel http//www.intel.com
9
Auxiliary Storage

• CD-ROM
• DVD
• Tape Backup
• Hard disk(s)
• Zip Drive
• Floppy Disks

10
Input Devices

• Keyboard
• Mouse
• Video Camera
• Others

11
Output Devices

• Printer
• Monitor
• Speakers
• Others

12
Software

• System
• MS-DOS
• Windows
• Application
• Word Processing
• Spreadsheets
• Presentation
• Data Bases
• Antivirus
• Others

13
Local Area Network

• Network
• File Server
• Internet Server

14
The Internet

• Exciting
• Easy
• Worldwide
• Communication
• Access to Info
• Access to People
• Access to Business

15
Connecting to the Internet

• LAN
• Modem
• ISP (Internet Service Provider)

16
Electronic Mail (E-mail)

• E-mail is simply a means of sending messages via
  computer
• Business is using more e-mail and fax
• To access you must have a mail server and/or
  software
• Each person has a username and pass-word
• All mail programs allow you to Send, Compose,
  Reply and Forward

17
Parts of the E-mail Message

• Header
• To
• Cc
• Bcc
• Subject
• Message
• Signature
• Attachments

18
E-mail Address
A good Internet E-mail Address must contain the _at_
symbol
19
E-mail Protocol

• POP Client --Post Office Protocol
• Mail is read, composed and stored locally
• Can work off-line

• SMTP --Simple Mail Transfer Protocol
• The protocol required to send mail messages
  through the Internet

20
Resources

• http//cw.prenhall.com/bookbind/pubbooks/grauer/ch
  apter1/deluxe.html
• http//help.unc.edu/documentation/pdf/dws14.pdf