1. Computer Concepts – Illustrated 8 th edition Unit C: Computer Software

2. Computer Concepts – Illustrated 8th Edition 2 Objectives Introduce computer software Introduce operating systems Compare operating systems Define office productivity software Define graphics software Computer Concepts – Illustrated 8th Edition 2

3. 3 Objectives (continued) Define entertainment and education software Define business and science software Understand utilities Understand licenses and copyrights Install and uninstall software Computer Concepts – Illustrated 8th Edition 3

4. 4 Introducing Computer Software Software or computer programs  Files that provide a computer with instructions and data for carrying out a task Two categories of software:  System software: designed for computer- specific tasks  Application software: helps you carry out tasks using a computer Productivity software Groupware Computer Concepts – Illustrated 8th Edition 4

5. 5 5 Figure C-1: Software categories

6. Computer Concepts – Illustrated 8th Edition 6 Introducing Operating Systems Operating system (OS)  Manages a computer’s resources by interacting with software and hardware Computer resources: CPU, RAM, storage space, peripherals, etc. Boot process: started when computer is turned on  Loads the operating system Task Manager  Displays a list of processes that are being executed by the processor

7. Computer Concepts – Illustrated 8th Edition 7 Introducing Operating Systems (continued) Table C-2: Ways you use an operating system

8. Computer Concepts – Illustrated 8th Edition 8 Comparing Operating Systems Three main operating systems for personal computers: Windows, Mac OS, Linux  Windows: developed by Microsoft Windows 7: latest version of Windows  Mac OS: used on Apple Macintosh computers Mac OS X (Snow Leopard): latest version  Linux: developed by Linus Torvalds Available as a free download You can run Windows OS on a Mac computer if you have an Intel Mac

9. Computer Concepts – Illustrated 8th Edition 9 Figure C-5: The Windows 7 GUI

10. Computer Concepts – Illustrated 8th Edition 10 Figure C-7: Mac OS X GUI

11. Computer Concepts – Illustrated 8th Edition 11 Figure C-9: Linux operating system with Ubuntu graphical desktop

12. Computer Concepts – Illustrated 8th Edition 12 Defining Office Productivity Software Office productivity software  Integrates word processing, spreadsheet, database, drawing, presentation capabilities Word processing software  Used to produce documents  Microsoft Word, OpenOffice Writer Spreadsheet software  For projects with repetitive calculations  Microsoft Excel, OpenOffice Calc  Worksheet: a grid of columns and rows

13. Computer Concepts – Illustrated 8th Edition 13 Defining Office Productivity Software (continued) Database software  Provides tools needed to create a database  Database A collection of data that is stored electronically as a series of records in tables  Microsoft Access, OpenOffice Base Presentation software  Provides all the tools needed to make a series of electronic slides  Microsoft PowerPoint, OpenOffice Impress

14. Computer Concepts – Illustrated 8th Edition 14 Figure C-13: A slide in a presentation

15. Computer Concepts – Illustrated 8th Edition 15 Defining Graphics Software Graphics  Picture, drawing, sketch, photograph, image, or icon on screen or printed output Graphics software  Helps you create, display, modify, manipulate, and print graphics Paint software  Used to create sophisticated images

16. Computer Concepts – Illustrated 8th Edition 16 Defining Graphics Software (continued) Drawing software  Provides tools to create simple images Photo editing software  Includes features that help you improve the quality of photos Clip art: collection of graphic images 3D graphics software  Provides a set of tools for creating wire- frame models that represent three- dimensional objects

17. Computer Concepts – Illustrated 8th Edition 17 Figure C-15: Photo editing software

18. Computer Concepts – Illustrated 8th Edition 18 Defining Entertainment and Education Software Computer games  Entertainment Software Rating Board (ESRB) ratings Music CDs  Can be created using a CD ripper software MP3 player and MP3 files  Convert music from other formats into a format for digital music players  Save a file as an MP3 file

19. Computer Concepts – Illustrated 8th Edition 19 Defining Entertainment and Education Software (continued) Audio editing software  Used to make digital voice and music recordings To edit video and create DVDs:  Video editing software  DVD authoring software Educational software  Used to learn and practice new skills

20. Computer Concepts – Illustrated 8th Edition 20 Figure C-19: Burning an audio CD

21. Computer Concepts – Illustrated 8th Edition 21 Defining Business and Science Software Project management software  An important tool for planning and managing large or small projects Accounting software and finance software  Used to keep a record of monetary transactions and investments Mathematical modeling software  Provides tools for solving a wide range of math, science, and engineering problems

22. Computer Concepts – Illustrated 8th Edition 22 Figure C-22: Project management software

23. Computer Concepts – Illustrated 8th Edition 23 Defining Business and Science Software (continued) Statistical software  Used to analyze large sets of data in order to discover relationships and patterns Internet software solutions  Can be used directly from the Internet Software suite  A collection of application software sold as a single package

24. Computer Concepts – Illustrated 8th Edition 24 Understanding Utilities Utility software (or utilities)  A type of system software, designed to perform a specialized task  Many utilities come with operating system Some of these run in the background  Third-party utilities  Compression utility  Security utilities  Document reader utility  Device driver  Desktop widget

25. Computer Concepts – Illustrated 8th Edition 25 Figure C-29: Desktop widgets

26. Computer Concepts – Illustrated 8th Edition 26 Understanding Licenses and Copyrights Software license or license agreement  Legal contract that defines the ways in which you may use a computer program Categories of software:  Public domain software  Proprietary software EULA (end-user license agreement)  Displayed on the screen during installation Shrink-wrap license: goes into effect as soon as you open the packaging

27. Computer Concepts – Illustrated 8th Edition 27 Understanding Licenses and Copyrights (continued) Types of software licenses:  Single-user license  Site license  Multiple-user license  Concurrent-use license In most countries, computer software is protected by copyright Intellectual property  Ownership of certain types of information, ideas, or representations

28. Computer Concepts – Illustrated 8th Edition 28 Installing and Uninstalling Software Before installing software, check its system requirements Installation process  Setup program guides you through the installation process Activation  Required by many software publishers Updates: patches, service packs, and software upgrades Uninstall program: to remove software

29. Computer Concepts – Illustrated 8th Edition 29 Talking Points: What Are the Consequences of Software Piracy? Software piracy is easy to do but illegal Software piracy takes many forms  Counterfeiting Large-scale illegal duplication of software and sometimes even its packaging  Internet piracy Uses the Web to distribute unauthorized software illegally  Software piracy Has a negative effect on the economy Negatively affects customer service

30. Computer Concepts – Illustrated 8th Edition 30 Summary This chapter introduced:  System software and application software  Types of software available for creating and editing graphics, video, and music  Types of software used for education and reference, entertainment, and business  Utility software  Software copyrights and licenses  Installing software and uninstalling software Computer Concepts – Illustrated 8th Edition 30