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Objectives Overview

Objectives Overview. See Page 1 for Detailed Objectives. Objectives Overview. See Page 1 for Detailed Objectives. A World of Computers. Computers are everywhere. Pages 2 - 3 Figure 1-1. What Is a Computer?.

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Objectives Overview

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  1. Objectives Overview See Page 1 for Detailed Objectives Discovering Computers Fundamentals, 2010 Edition Chapter 1

  2. Objectives Overview See Page 1 for Detailed Objectives Discovering Computers Fundamentals, 2010 Edition Chapter 1

  3. A World of Computers • Computers are everywhere Pages 2 - 3 Figure 1-1 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  4. What Is a Computer? • A computer is an electronic device, operating under the control of instructions stored in its own memory Information Processing Cycle Pages 3 - 4 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  5. What Is a Computer? Page 4 Figure 1-2 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  6. The Components of a Computer • A computer contains many electric, electronic, and mechanical components known as hardware Pages 4 - 7 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  7. The Components of a Computer Page 5 Figure 1-3 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  8. Advantages and Disadvantages of Using Computers Advantages of Using Computers Disadvantages of Using Computers Page 7 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  9. Advantages and Disadvantages of Using Computers • Green computinginvolves reducing the electricity consumed and environmental waste generated when using a computer • Strategies include: • Recycling • Regulating manufacturing processes • Extending the life of computers • Immediately donating or properly disposing of replaced computers Click to view Web Link,click Chapter 1, Click Web Link from left navigation, then click Green Computing below Chapter 1 Page 7 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  10. Networks and the Internet • A network is a collection of computers and devices connected together, often wirelessly, via communications devices and transmission media • The Internet is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals Click to view Web Link,click Chapter 1, Click Web Link from left navigation, then click The Internetbelow Chapter 1 Page 8 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  11. Networks and the Internet Page 8 Figure 1-6 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  12. Networks and the Internet • People use the Internet for a variety of reasons: Pages 8 - 9 Figure 1-7 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  13. Networks and the Internet • A social networking Web siteencourages members to share their interests, ideas, stories, photos, music, and videos with other registered users • Also called an online social network Page 10 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  14. Computer Software • Software, also called a program, tells the computer what tasks to perform and how to perform them Click to view Web Link,click Chapter 1, Click Web Link from left navigation, then click Windowsbelow Chapter 1 Pages 11 - 12 Figures 1-8 - 1-9 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  15. Computer Software • Installing is the process of setting up software to work with the computer, printer, and other hardware Pages 12 - 13 Figure 1-10 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  16. Computer Software • A programmer develops software or writes the instructions that direct the computer to process data into information Page 13 Figure 1-11 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  17. Categories of Computers Pages 14 - 15 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  18. Personal Computers • A personal computercan perform all of its input, processing, output, and storage activities by itself • Two popular architectures are the PC and the Apple • Desktop computer Pages 15 - 16 Figures 1-13 - 1-14 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  19. Mobile Computers and Mobile Devices Pages 16 - 18 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  20. Mobile Computers and Mobile Devices Pages 16 - 17 Figures 1-15 – 1-18 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  21. Mobile Computers and Mobile Devices Click to view Web Link,click Chapter 1, Click Web Link from left navigation, then click Digital Cameras below Chapter 1 Pages 17 - 18 Figures 1-19 – 1-20 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  22. Game Consoles • A game consoleis a mobile computing device designed for single-player or multiplayer video games Page 18 Figure 1-21 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  23. Servers • A server controls access to the hardware, software, and other resources on a network • Provides a centralized storage area for programs, data, and information Page 19 Figure 1-22 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  24. Mainframes • A mainframe is a large, expensive, powerful computer that can handle hundreds or thousands of connected users simultaneously Page 19 Figure 1-23 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  25. Supercomputers • A supercomputer is the fastest, most powerful computer • Fastest supercomputers are capable of processing more than one quadrillion instructions in a single second Page 19 Figure 1-24 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  26. Embedded Computers • An embedded computeris a special-purpose computer that functions as a component in a larger product Page 19 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  27. Embedded Computers Page 20 Figure 1-25 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  28. Examples of Computer Usage Click to view Web Link,click Chapter 1, Click Web Link from left navigation, then click Minorities in Technology below Chapter 1 Pages 20 – 23 Figures 1-26 – 1-28 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  29. Examples of Computer Usage Click to view Web Link,click Chapter 1, Click Web Link from left navigation, then click Enterprise Computing below Chapter 1 Pages 23 – 24 Figures 1-29 – 1-30 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  30. Computer Applications in Society Pages 24 -26 Figures 1-31 – 1-34 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  31. Computer Applications in Society Pages 26-27 Figures 1-35 – 1-38 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  32. Video: Computer History in a Barn CLICK TO START Discovering Computers Fundamentals, 2010 Edition Chapter 1

  33. Summary Page 28 Discovering Computers Fundamentals, 2010 Edition Chapter 1

  34. Chapter 1 Complete

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