1 After completing this lesson, you will know: What computers need to operate—basic hardware and peripheral devices Why and how to protect your computer.

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Presentation transcript:

1 After completing this lesson, you will know: What computers need to operate—basic hardware and peripheral devices Why and how to protect your computer and its data How operating systems work, including Microsoft Windows XP What the most popular software applications do and when to use them

2 Basic Computer Hardware Processor RAM (Random Access Memory) Monitor Hard disk drive Keyboard Mouse CD-ROM drive Sound card Speakers Modem

3 Computer Peripherals DVD drive DVD burner Zip drive Printer Scanner

4 Security Tips Restrict access to your computer Lock your computer Run antivirus software regularly Be wary of attachments Be wary of files downloaded from the Internet Disable macros attached to docs Make frequent backups of important data

5 The Operating System The program that controls the operations of the computer’s hardware Controls the allocation and use of: 1.computer memory 2.CPU (central processing unit) time 3.disk space 4.peripheral devices The foundation program on which all software applications depend

6 Windows XP Desktop

7 Word Processing Software

8 Spreadsheet Software

9 Presentation Software

10 Database Software

11 and Calendaring Software (continued)

12 and Calendaring Software (continued)

13 Common Web Applications Search tools (Yahoo, MSN, Google) Shopping applications (online storefronts, catalogs, etc.) Secure credit card transactions Travel Online banking Entertainment News

14 Network Components Computers Modem to connect to the Internet Network interface cards (NICs) to let your computers plug in to your network Hubs and routers, to help direct signals on your network Special cable to connect your computers to your modem, hubs, and routers (wireless connections are also possible)

15 Token Ring Network

16 Star Network

17 Benefits of a Network Share Internet access Share files Share printers Instant message and chat Play multiplayer games

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