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Chs3 4 online

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Chs3 4 online

  1. 1. Business Software <ul><li>A software suite is a collection of individual programs available together as a unit </li></ul><ul><li>A personal information manager ( PIM ) is application software that includes </li></ul><ul><li>Page 118 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  2. 2. Business Software <ul><li>Pages 118 - 119 </li></ul><ul><li>Figures 3-12 – 3-14 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  3. 3. Business Software <ul><li>Enterprises typically require special computing solutions for various functional units </li></ul><ul><li>Page 119 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  4. 4. Graphics and Multimedia Software <ul><li>Page 120 </li></ul><ul><li>Figure 3-15 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3 Click to view Web Link, click Chapter 3, Click Web Link from left navigation, then click Graphics Software below Chapter 3
  5. 5. Graphics and Multimedia Software <ul><li>Page 121 </li></ul><ul><li>Figures 3-16 – 3-18 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  6. 6. Graphics and Multimedia Software <ul><li>Pages 121 - 122 </li></ul><ul><li>Figures 3-19– 3-20 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  7. 7. Video: MediaCell Video Converter Discovering Computers Fundamentals, 2011 Edition Chapter 3 CLICK TO START
  8. 8. Graphics and Multimedia Software <ul><li>Web page authoring software helps users of all skill levels create Web pages that include multimedia and interactive content </li></ul><ul><li>Page 122 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  9. 9. Software for Home, Personal, and Educational Use <ul><li>Pages 124– 125 </li></ul><ul><li>Figures 3-22 – 3-24 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  10. 10. Software for Home, Personal, and Educational Use <ul><li>Pages 125 – 126 </li></ul><ul><li>Figures 3-25 – 3-26 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  11. 11. Software for Home, Personal, and Educational Use <ul><li>Pages 126 - 127 </li></ul><ul><li>Figures 3-27 – 3-29 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  12. 12. Software for Home, Personal, and Educational Use <ul><li>Pages 127 – 128 </li></ul><ul><li>Figures 3-30 – 3-32 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3 Click to view Web Link, click Chapter 3, Click Web Link from left navigation, then click Game Software below Chapter 3
  13. 13. Web Applications <ul><li>A Web application ( Web app ) is a Web site that allows users to access and interact with software from any computer or device that is connected to the Internet </li></ul><ul><li>Pages 128 – 129 </li></ul><ul><li>Figure 3-33 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  14. 14. Web Applications <ul><li>Page 129 </li></ul><ul><li>Figure 3-34 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  15. 15. Application Software for Communications <ul><li>Page 130 </li></ul><ul><li>Figure 3-35 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  16. 16. Learning Tools for Application Software <ul><li>Online Help is the electronic equivalent of a user manual </li></ul><ul><li>You can ask a question or access the Help topics in subject or alphabetical order </li></ul><ul><li>Page 131 </li></ul><ul><li>Figure 3-36 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  17. 17. Learning Tools for Application Software <ul><li>Web-based training is a type of CBT that uses Internet technology and consists of application software on the Web </li></ul><ul><li>Distance learning ( DL ) is the delivery of education at one location while the learning takes place at other locations </li></ul><ul><li>Page 131 </li></ul><ul><li>Figure 3-37 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  18. 18. Summary <ul><li>Page 132 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 3
  19. 19. Chapter 4 The Components of the System Unit
  20. 20. Objectives Overview <ul><li>See Page 155 </li></ul><ul><li>for Detailed Objectives </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  21. 21. Objectives Overview <ul><li>See Page 155 </li></ul><ul><li>for Detailed Objectives </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  22. 22. The System Unit <ul><li>The system unit is a case that contains electronic components of the computer used to process data </li></ul><ul><li>Page 156 </li></ul><ul><li>Figure 4-1 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  23. 23. The System Unit <ul><li>The inside of the system unit on a desktop personal computer includes: </li></ul><ul><li>Page 157 </li></ul><ul><li>Figure 4-2 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  24. 24. The System Unit <ul><li>The motherboard is the main circuit board of the system unit </li></ul><ul><ul><li>A computer chip contains integrated circuits </li></ul></ul><ul><li>Page 158 </li></ul><ul><li>Figure 4-3 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  25. 25. Processor <ul><li>The processor , also called the central processing unit ( CPU ), interprets and carries out the basic instructions that operate a computer </li></ul><ul><ul><li>Contain a control unit and an arithmetic logic unit (ALU) </li></ul></ul><ul><li>Page 159 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  26. 26. Processor <ul><li>Page 159 </li></ul><ul><li>Figure 4-4 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4 Click to view Web Link, click Chapter 4, Click Web Link from left navigation, then click Multi-Core Processors below Chapter 4
  27. 27. Processor <ul><li>The control unit is the component of the processor that directs and coordinates most of the operations in the computer </li></ul><ul><li>The arithmetic logic unit (ALU) performs arithmetic, comparison, and other operations </li></ul><ul><li>Pages 159 - 160 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  28. 28. Processor <ul><li>For every instruction, a processor repeats a set of four basic operations, which comprise a machine cycle </li></ul><ul><li>Page 160 </li></ul><ul><li>Figure 4-5 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  29. 29. Processor <ul><li>Pages 160 - 161 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  30. 30. Data Representation <ul><li>Page 162 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  31. 31. Data Representation <ul><li>A computer circuit represents the 0 or the 1 electronically by the presence or absence of an electrical charge </li></ul><ul><li>Eight bits grouped together as a unit are called a byte. A byte represents a single character in the computer </li></ul><ul><li>Page 162 </li></ul><ul><li>Figures 4-6 – 4-7 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  32. 32. Data Representation <ul><li>ASCII (American Standard Code for Information Interchange) is the most widely used coding scheme to represent data </li></ul><ul><li>Page 162 </li></ul><ul><li>Figure 4-8 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  33. 33. Data Representation <ul><li>Page 163 </li></ul><ul><li>Figure 4-9 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  34. 34. Memory <ul><li>Memory consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processing the data </li></ul><ul><li>Stores three basic categories of items: </li></ul><ul><li>Page 163 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  35. 35. Memory <ul><li>Each location in memory has an address </li></ul><ul><li>Memory size is measured in kilobytes ( KB or K ), megabytes ( MB ), gigabytes ( GB ), or terabytes ( TB ) </li></ul><ul><li>Page 164 </li></ul><ul><li>Figure 4-11 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  36. 36. Memory <ul><li>The system unit contains two types of memory: </li></ul><ul><li>Pages 164 - 165 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  37. 37. Memory <ul><li>Page 165 </li></ul><ul><li>Figure 4-12 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  38. 38. Memory <ul><li>Three basic types of RAM chips exist: </li></ul><ul><li>Page 166 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4 Click to view Web Link, click Chapter 4, Click Web Link from left navigation, then click RAM below Chapter 4
  39. 39. Memory <ul><li>RAM chips usually reside on a memory module and are inserted into memory slots </li></ul><ul><li>Page 166 </li></ul><ul><li>Figure 4-13 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  40. 40. Memory <ul><li>The amount of RAM necessary in a computer often depends on the types of software you plan to use </li></ul><ul><li>Memory cache speeds the processes of the computer because it stores frequently used instructions and data </li></ul><ul><li>Pages 166 - 167 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  41. 41. Memory <ul><li>Page 167 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4 Click to view Web Link, click Chapter 4, Click Web Link from left navigation, then click ROM below Chapter 4
  42. 42. Memory <ul><li>Flash memory can be erased electronically and rewritten </li></ul><ul><ul><li>CMOS technology provides high speeds and consumes little power </li></ul></ul><ul><li>Pages 167 – 168 </li></ul><ul><li>Figure 4-14 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  43. 43. Memory <ul><li>Access time is the amount of time it takes the processor to read from memory </li></ul><ul><ul><li>Measured in nanoseconds </li></ul></ul><ul><li>Page 168 </li></ul><ul><li>Figures 4-15 – 4-16 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4
  44. 44. Memory <ul><li>End for today </li></ul><ul><li>We will cover the rest at the nextweek’s class </li></ul><ul><li>Page 168 </li></ul><ul><li>Figures 4-15 – 4-16 </li></ul>Discovering Computers Fundamentals, 2011 Edition Chapter 4

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