Chapter 3    Computer SoftwareComputer Concepts 2012
3 Chapter Contents    ï Section A: Software Basics    ï Section B: Popular Applications    ï Section C: Buying Software...
3 FastPoll True/False Questions        Answer A for True and B for False    ï 030100 Word processing software and operati...
3 FastPoll True/False Questions        Answer A for True and B for False    ï 030600 Database software stores information...
3 FastPoll True/False Questions        Answer A for True and B for False    ï 031100 Open source software is public domai...
3 FastPoll True/False Questions        Answer A for True and B for False    ï 031500 Web apps typically are installed on ...
3                               SECTION                                         A        Software Basics    ï Software Ca...
3 Question    ï 032100 Software publishers offer a huge variety of       products for personal computer owners. From whic...
3 Software CategoriesChapter 3: Computer Software   9
3 Application Software    ï Productivity software can       be defined as any type of       application software that    ...
3 Utility Software    ï Utility software (a type of       system software) is designed       to help you monitor and     ...
3 Device Drivers    ï A device driver is software       that helps a peripheral       device establish       communicatio...
3                                      SECTION                                                B        Popular Application...
3                                                  SECTION                                                            B   ...
3 Question    ï 032200 Just about everyone has used iTunes       software to download music. iTunes software also       a...
3 Document Production   Software    ï Assists you with composing, editing,       designing, printing, and electronically ...
3 Document Production   SoftwareChapter 3: Computer Software   17
3 Document Production   Software    ï Document production software may include:        –  Spelling checker            •  ...
3 Document Production   Software    ï The format for a document refers to the way that all       elements are arranged on...
3 Document Production   SoftwareChapter 3: Computer Software   20
3 Document Production   SoftwareChapter 3: Computer Software   21
3 Document Production   Software    ï Mail merge automatically creates personalized letters by       combining the inform...
3 Spreadsheet Software    ï A spreadsheet uses rows       and columns of numbers to       create a model or       represe...
3 Spreadsheet SoftwareChapter 3: Computer Software   24
3 Spreadsheet Software    ï A formula tells the computer how to use the contents of cells       in calculations        – ...
3 Spreadsheet SoftwareChapter 3: Computer Software   26
3 “Number Crunching” Software    ï Provides a structured environment dedicated to a particular       number crunching tas...
3 Database Software    ï A database is a collection of data        –  Database software helps you enter, find, organize, ...
3 Database SoftwareChapter 3: Computer Software   29
3 Database Software    ï A query language such as SQL (Structured Query       Language) provides a set of commands for lo...
3 Graphics Software    ï Designed to help you       create, manipulate, and       print graphics        –  Paint software...
3 Graphics SoftwareChapter 3: Computer Software   32
3 Music Software    ï Allows you to make your own digital voice and music       recordings        –  Audio editing softwa...
3 Video Editing and   DVD Authoring Software    ï Provides a set of tools for        –  Transferring video footage       ...
3 Educational Software    ï Educational software        –  Helps you learn and practice new skills    ï For older studen...
3 Entertainment Software    ï Computer games are the most popular type of entertainment       software        –  Role-pla...
3 Business Software    ï Vertical market software is designed to automate specialized       tasks in a specific market or...
3                                          SECTION                                                    C        Buying Soft...
3 Question    ï 032300 Suppose you purchase a new computer       and it comes with Microsoft Office installed. After     ...
3 Consumer Basics    ï Most operating systems       include a handful of small       applications and a good       variet...
3 Consumer Basics    ï A software suite is a collection of application software sold       as a single packageChapter 3: ...
3 Consumer Basics    ï Available in many types of stores    ï Software contained on distribution media    ï Make sure y...
3 Software Copyrights   and Licenses    ï A copyright is a form of legal protection that grants the       author of an or...
3 Software Copyrights and   Licenses    ï EULA (End-User License       Agreement)    ï  Different types of software lice...
3                                                   SECTION                                                             D ...
3 Question    ï 032400 Suppose that you’re looking for software to       convert a YouTube video into a format you can us...
3 Installation Basics    ï Software installation is a process that places a program into       a computer so that it can ...
3 Installing Local ApplicationsChapter 3: Computer Software       48
3 Installing Local ApplicationsChapter 3: Computer Software       49
3 Installing Portable Software   and Web Apps    ï Portable software is designed to run from removable       storage, suc...
3 Software Upgrades   and Updates    ï Software publishers regularly update their software        –  Add new features    ...
3 Software Upgrades   and Updates    ï Updates are usually available online for registered software    ï Automatic Updat...
3 Uninstalling Software    ï Uninstall routines delete the software’s files from the       various folders on your comput...
3                                  SECTION                                            E        Security Software    ï Sec...
3 Question    ï 032500 Let’s assume that you have antivirus       software installed on your computer and it is up to    ...
3 Security Software Basics    ï Security software is designed to protect computers from       various forms of destructiv...
3 Security Software Basics    ï Computer virus    ï Computer worm        –  Mass-mailing worm    ï Trojan horse        ...
3 Security Software Basics    ï What does malware do?Chapter 3: Computer Software   58
3 Security Software Basics    ï The term rootkit refers to software tools used to conceal       malware and backdoors tha...
3 Security Suites    ï A security suite integrates several security modules to       protect against the most common type...
3 Security SuitesChapter 3: Computer Software   61
3 Antivirus Modules    ï Antivirus software is a type of utility software that looks for       and eradicates viruses, Tr...
3 Antivirus ModulesChapter 3: Computer Software   63
3 Antivirus Modules    ï Most experts recommend       that you configure your       antivirus software to       periodica...
3 What Do You Think?    ï 033100 Do you believe that software piracy is a serious       issue?        –  A. Yes         B...
Chapter 3 CompleteComputer Concepts 2012
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Chapter 03

  1. 1. Chapter 3 Computer SoftwareComputer Concepts 2012
  2. 2. 3 Chapter Contents ï Section A: Software Basics ï Section B: Popular Applications ï Section C: Buying Software ï Section D: Installing Software and Upgrades ï Section E: Security SoftwareChapter 3: Computer Software 2
  3. 3. 3 FastPoll True/False Questions Answer A for True and B for False ï 030100 Word processing software and operating systems are examples of application software. ï 030200 Spreadsheets are classified as utility software. ï 030300 The software you install to help a printer communicate with a computer is called a device driver. ï 030400 Desktop publishing software is based on frames. ï 030500 Spreadsheet software is particularly useful for what-if analyses.Chapter 3: Computer Software 3
  4. 4. 3 FastPoll True/False Questions Answer A for True and B for False ï 030600 Database software stores information in HTML codes. ï 030700 CAD software is a good choice for professional- quality photo editing. ï 030800 Payroll software is a good example of vertical market business software. ï 030900 If the main screen of a software product does not contain a copyright notice, it is legal to make copies and share them with your friends. ï 031000 A EULA is a license agreement that specifies how to legally use a software product.Chapter 3: Computer Software 4
  5. 5. 3 FastPoll True/False Questions Answer A for True and B for False ï 031100 Open source software is public domain. ï 031200 The Windows Registry is a database that keeps track of a computer’s peripheral devices, software, preferences, and settings. ï 031300 Downloaded software is usually zipped to decrease download time. ï 031400 Hash codes are used to generate a unique number as part of the software activation process.Chapter 3: Computer Software 5
  6. 6. 3 FastPoll True/False Questions Answer A for True and B for False ï 031500 Web apps typically are installed on your computer’s local hard disk. ï 031600 A software worm can replicate itself. ï 031700 To keep your antivirus software up to date, it is important to get updates of the rootkit. ï 031800 Botnets offer effective security protection from spyware.Chapter 3: Computer Software 6
  7. 7. 3 SECTION A Software Basics ï Software Categories ï Application Software ï Utility Software ï Device DriversChapter 3: Computer Software 7
  8. 8. 3 Question ï 032100 Software publishers offer a huge variety of products for personal computer owners. From which of the following categories does the typical computer owner purchase add-on software? –  A. System software and operating systems –  B. Application software and utilities –  C. Device drivers and application software –  D. System software and antivirus softwareChapter 3: Computer Software 8
  9. 9. 3 Software CategoriesChapter 3: Computer Software 9
  10. 10. 3 Application Software ï Productivity software can be defined as any type of application software that has the potential to help people do their work more efficiently ï Groupware is designed to help several people collaborate on a single project using local networks or Internet connectionsChapter 3: Computer Software 10
  11. 11. 3 Utility Software ï Utility software (a type of system software) is designed to help you monitor and configure settings for your computer system equipment, the operating system, or application software ï A desktop widget is a specialized utility program that appears on a computer’s screen-based desktopChapter 3: Computer Software 11
  12. 12. 3 Device Drivers ï A device driver is software that helps a peripheral device establish communication with a computer ï Windows Device ManagerChapter 3: Computer Software 12
  13. 13. 3 SECTION B Popular Applications ï Document Production Software ï Spreadsheet Software ï “Number Crunching” Software ï Database Software ï Graphics SoftwareChapter 3: Computer Software 13
  14. 14. 3 SECTION B Popular Applications ï Music Software ï Video Editing and DVD Authoring Software ï Educational Software ï Entertainment Software ï Business SoftwareChapter 3: Computer Software 14
  15. 15. 3 Question ï 032200 Just about everyone has used iTunes software to download music. iTunes software also allows you to list the songs you’ve downloaded, delete songs, find songs, and organize your music into play lists. These features of iTunes are similar to what type of software? –  A. Word processing software –  B. Spreadsheet software –  C. Database software –  D. GroupwareChapter 3: Computer Software 15
  16. 16. 3 Document Production Software ï Assists you with composing, editing, designing, printing, and electronically publishing documents –  Word processing –  Desktop publishing –  Web authoringChapter 3: Computer Software 16
  17. 17. 3 Document Production SoftwareChapter 3: Computer Software 17
  18. 18. 3 Document Production Software ï Document production software may include: –  Spelling checker •  Spelling dictionary –  Thesaurus –  Grammar checker –  Feature to analyze the reading level •  Readability formula –  Search and Replace featureChapter 3: Computer Software 18
  19. 19. 3 Document Production Software ï The format for a document refers to the way that all elements are arranged on the pageChapter 3: Computer Software 19
  20. 20. 3 Document Production SoftwareChapter 3: Computer Software 20
  21. 21. 3 Document Production SoftwareChapter 3: Computer Software 21
  22. 22. 3 Document Production Software ï Mail merge automatically creates personalized letters by combining the information in a mailing list with a form letter ï Additional capabilities of word processing software include: –  Automatically generating table of contents and index –  Numbering and positioning footnotes –  Providing document templates and document wizards –  Exporting to HTML formatChapter 3: Computer Software 22
  23. 23. 3 Spreadsheet Software ï A spreadsheet uses rows and columns of numbers to create a model or representation of a real solution ï Spreadsheet software, such as Microsoft Excel, iWork Numbers, or OpenOffice Calc, provides tools for creating electronic spreadsheetsChapter 3: Computer Software 23
  24. 24. 3 Spreadsheet SoftwareChapter 3: Computer Software 24
  25. 25. 3 Spreadsheet Software ï A formula tells the computer how to use the contents of cells in calculations –  Cell references •  Relative reference •  Absolute reference –  Mathematical operators –  Functions –  Automatic recalculationsChapter 3: Computer Software 25
  26. 26. 3 Spreadsheet SoftwareChapter 3: Computer Software 26
  27. 27. 3 “Number Crunching” Software ï Provides a structured environment dedicated to a particular number crunching task –  Statistical software –  Mathematical modeling software –  Money management software •  Personal finance software –  Tax preparation softwareChapter 3: Computer Software 27
  28. 28. 3 Database Software ï A database is a collection of data –  Database software helps you enter, find, organize, update, and report information stored in a databaseChapter 3: Computer Software 28
  29. 29. 3 Database SoftwareChapter 3: Computer Software 29
  30. 30. 3 Database Software ï A query language such as SQL (Structured Query Language) provides a set of commands for locating and manipulating data –  Natural language query –  Query by exampleChapter 3: Computer Software 30
  31. 31. 3 Graphics Software ï Designed to help you create, manipulate, and print graphics –  Paint software –  Photo editing software –  Drawing software –  3-D graphics software –  CAD software –  Presentation softwareChapter 3: Computer Software 31
  32. 32. 3 Graphics SoftwareChapter 3: Computer Software 32
  33. 33. 3 Music Software ï Allows you to make your own digital voice and music recordings –  Audio editing software –  Audio playback software –  Ear training software –  Notation software –  Computer-aided music software –  MIDI sequencing softwareChapter 3: Computer Software 33
  34. 34. 3 Video Editing and DVD Authoring Software ï Provides a set of tools for –  Transferring video footage from a camcorder to a computer –  Clipping out unwanted footage –  Assembling video segments –  Adding special visual effects –  Adding a sound track ï DVD authoring software creates DVDs with Hollywood-style menusChapter 3: Computer Software 34
  35. 35. 3 Educational Software ï Educational software –  Helps you learn and practice new skills ï For older students and adults, software is available for such diverse educational endeavors as learning languages, training yourself to use new software, learning how to play the piano or guitar, improving keyboarding skills, and even learning managerial skills for a diverse workplaceChapter 3: Computer Software 35
  36. 36. 3 Entertainment Software ï Computer games are the most popular type of entertainment software –  Role-playing –  Action –  Adventure –  Puzzle –  Simulation –  Sports –  StrategyChapter 3: Computer Software 36
  37. 37. 3 Business Software ï Vertical market software is designed to automate specialized tasks in a specific market or business ï Horizontal market software is generic software that just about any type of business can use –  Payroll software –  Accounting software –  Project management softwareChapter 3: Computer Software 37
  38. 38. 3 SECTION C Buying Software ï Consumer Basics ï Software Copyrights and LicensesChapter 3: Computer Software 38
  39. 39. 3 Question ï 032300 Suppose you purchase a new computer and it comes with Microsoft Office installed. After using this software for 30 days, it displays a message indicating that to keep using it, you will have to pay. This software is an example of all of the following EXCEPT: –  A. Proprietary software –  B. Open source software –  C. Commercial software –  D. DemowareChapter 3: Computer Software 39
  40. 40. 3 Consumer Basics ï Most operating systems include a handful of small applications and a good variety of useful utility softwareChapter 3: Computer Software 40
  41. 41. 3 Consumer Basics ï A software suite is a collection of application software sold as a single packageChapter 3: Computer Software 41
  42. 42. 3 Consumer Basics ï Available in many types of stores ï Software contained on distribution media ï Make sure your computer meets the system requirementsChapter 3: Computer Software 42
  43. 43. 3 Software Copyrights and Licenses ï A copyright is a form of legal protection that grants the author of an original “work” exclusive rights –  Copyright notice ï Software licenses, also called license agreements, define the ways in which you may use a computer program –  Single-user –  Site –  Multiple-user –  Concurrent –  Shrink-wrapChapter 3: Computer Software 43
  44. 44. 3 Software Copyrights and Licenses ï EULA (End-User License Agreement) ï  Different types of software licenses –  Public domain –  Proprietary –  Commercial software –  Demoware –  Shareware –  Freeware –  Open source –  BSD –  GPLChapter 3: Computer Software 44
  45. 45. 3 SECTION D Installing Software and Upgrades ï Installation Basics ï Installing Local Applications ï Installing Portable Software and Web Apps ï Software Upgrades and Updates ï Uninstalling SoftwareChapter 3: Computer Software 45
  46. 46. 3 Question ï 032400 Suppose that you’re looking for software to convert a YouTube video into a format you can use with Windows Media Player or iMovie. You don’t want to bother downloading or installing any software on your computer. What should you look for? –  A. A Web app –  B. Open source software –  C. A .zip file –  D. A portable appChapter 3: Computer Software 46
  47. 47. 3 Installation Basics ï Software installation is a process that places a program into a computer so that it can be run or executedChapter 3: Computer Software 47
  48. 48. 3 Installing Local ApplicationsChapter 3: Computer Software 48
  49. 49. 3 Installing Local ApplicationsChapter 3: Computer Software 49
  50. 50. 3 Installing Portable Software and Web Apps ï Portable software is designed to run from removable storage, such as a CD or USB flash drive –  Installation is simply a matter of getting program files to the media on which they are supposed to run ï A Web application, or Web App, is software that is accessed with a Web browser –  May require client-side program to be installedChapter 3: Computer Software 50
  51. 51. 3 Software Upgrades and Updates ï Software publishers regularly update their software –  Add new features –  Fix bugs –  Improve security ï Periodically, software publishers replace older versions of a software product with a new version that’s sometimes referred to as a software upgrade ï A software update is a small section of program code that replaces part of the software you currently have installed –  Service packsChapter 3: Computer Software 51
  52. 52. 3 Software Upgrades and Updates ï Updates are usually available online for registered software ï Automatic Update option ï Always install updates and service packs when they become available ï Many software publishers require users to type in a validation code to complete an upgradeChapter 3: Computer Software 52
  53. 53. 3 Uninstalling Software ï Uninstall routines delete the software’s files from the various folders on your computer’s hard diskChapter 3: Computer Software 53
  54. 54. 3 SECTION E Security Software ï Security Software Basics ï Security Suites ï Antivirus ModulesChapter 3: Computer Software 54
  55. 55. 3 Question ï 032500 Let’s assume that you have antivirus software installed on your computer and it is up to date. You can trust it to do a pretty good job of protecting your computer from viruses and: –  A. Bots, worms, Trojans, keyloggers, and rootkits –  B. RATs, spoofs, and defective Web apps –  C. Operating system security holes –  D. Fake e-commerce sitesChapter 3: Computer Software 55
  56. 56. 3 Security Software Basics ï Security software is designed to protect computers from various forms of destructive software and unauthorized intrusions ï The terms malicious software and malware refer to any computer program designed to surreptitiously enter a computer, gain unauthorized access to data, or disrupt normal processing operations ï A blended threat describes malware that combines more than one type of malicious programChapter 3: Computer Software 56
  57. 57. 3 Security Software Basics ï Computer virus ï Computer worm –  Mass-mailing worm ï Trojan horse –  Keylogger –  Remote Access Trojan (RAT) ï Bot –  Zombie –  Botnet ï SpywareChapter 3: Computer Software 57
  58. 58. 3 Security Software Basics ï What does malware do?Chapter 3: Computer Software 58
  59. 59. 3 Security Software Basics ï The term rootkit refers to software tools used to conceal malware and backdoors that have been installed on a victim’s computer ï A virus hoax usually arrives as an e-mail message containing dire warnings about a supposedly new virus on the looseChapter 3: Computer Software 59
  60. 60. 3 Security Suites ï A security suite integrates several security modules to protect against the most common types of malware, unauthorized access, and spam ï A security suite costs less than purchasing standalone security modulesChapter 3: Computer Software 60
  61. 61. 3 Security SuitesChapter 3: Computer Software 61
  62. 62. 3 Antivirus Modules ï Antivirus software is a type of utility software that looks for and eradicates viruses, Trojan horses, worms, and bots –  A virus signature is a section of program code, such as a unique series of instructions, that can be used to identify a known malicious program, much as a fingerprint is used to identify an individual –  Virus signatures and other information that antivirus software uses to identify and eradicate malware is stored in one or more files usually referred to as virus definitionsChapter 3: Computer Software 62
  63. 63. 3 Antivirus ModulesChapter 3: Computer Software 63
  64. 64. 3 Antivirus Modules ï Most experts recommend that you configure your antivirus software to periodically scan all the files on your computer ï If, during the scanning process, your virus protection software identifies a virus, worm, Trojan horse, or bot in a file or attachment, it can try to remove the infection, put the file into quarantine, or simply delete the fileChapter 3: Computer Software 64
  65. 65. 3 What Do You Think? ï 033100 Do you believe that software piracy is a serious issue? –  A. Yes B. No C. Not sure ï 033200 Do you know of any instances of software piracy? –  A. Yes B. No C. Not sure ï 033300 Do you think that most software pirates understand that they are doing something illegal? –  A. Yes B. No C. Not sure ï 033400 Should software publishers try to adjust software pricing for local markets? –  A. Yes B. No C. Not sureChapter 3: Computer Software 65
  66. 66. Chapter 3 CompleteComputer Concepts 2012

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