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Chapter 11 Designing Effective Output

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1 Chapter 11 Designing Effective Output
Systems Analysis and Design Kendall & Kendall Sixth Edition

2 © 2005 Pearson Prentice Hall
Major Topics Designing output Output technologies Factors in choosing an output technology Report design Screen design Web site design Kendall & Kendall © 2005 Pearson Prentice Hall

3 © 2005 Pearson Prentice Hall
What are some considerations when designing output? Kendall & Kendall © 2005 Pearson Prentice Hall

4 © 2005 Pearson Prentice Hall
Designing Output Output should be designed to: Serve the intended purpose. Be meaningful to the user. Deliver the right quantity of output. Deliver it to the right place. Provide output on time. Choose the right output method. Kendall & Kendall © 2005 Pearson Prentice Hall

5 External and Internal Output
Internal output is used within the corporation. External output is used outside the organization. External output differs from internal output in its design and appearance. A turnaround document is one that is sent out and then returned. Kendall & Kendall © 2005 Pearson Prentice Hall

6 © 2005 Pearson Prentice Hall
What are some output technologies? Kendall & Kendall © 2005 Pearson Prentice Hall

7 © 2005 Pearson Prentice Hall
Output Technologies Output can be in the form of: Print. Display screen. Audio. CD-ROM or CD-RW. DVD. Electronic output. Kendall & Kendall © 2005 Pearson Prentice Hall

8 © 2005 Pearson Prentice Hall
How do output technologies differ? Kendall & Kendall © 2005 Pearson Prentice Hall

9 Output Technologies (Continued)
Output technologies differ in their: Speed. Cost. Portability. Flexibility. Storage and retrieval possibilities. Kendall & Kendall © 2005 Pearson Prentice Hall

10 © 2005 Pearson Prentice Hall
Electronic Output Electronic output includes: Fax. Electronic mail ( ). The World Wide Web. Kendall & Kendall © 2005 Pearson Prentice Hall

11 Push and Pull Technology
Pull technology allows the user to take formatted data from the Web. Push technology sends solicited or unsolicited information to a customer or client. Kendall & Kendall © 2005 Pearson Prentice Hall

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How can output be biased? Kendall & Kendall © 2005 Pearson Prentice Hall

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Output Bias Analysts must be aware of sources of output bias and inform users of the possibilities of bias in output. Bias is introduced in three main ways: How information is sorted. Setting of acceptable limits. Choice of graphics. Kendall & Kendall © 2005 Pearson Prentice Hall

14 Report Design Considerations
Constant information does not change when the report is printed. Variable information changes each time the report is printed. Paper quality, type, and size should be specified. Kendall & Kendall © 2005 Pearson Prentice Hall

15 © 2005 Pearson Prentice Hall
Display Screen Design Guidelines for display design are: Keep the display simple. Keep the display presentation consistent. Facilitate user movement among displayed output. Create an attractive display. Kendall & Kendall © 2005 Pearson Prentice Hall

16 © 2005 Pearson Prentice Hall
Graphical Output Primary considerations for designing graphical output: Output must be accurate, easy to understand and use. Kendall & Kendall © 2005 Pearson Prentice Hall

17 © 2005 Pearson Prentice Hall
Web Site Design Design principles must be used when designing Web sites. These include: Using professional tools. Studying other sites. Using Web resources. Examining the sites of professional Web site designers. Kendall & Kendall © 2005 Pearson Prentice Hall

18 Web Site Design (Continued)
Further principles: Using tools that you are familiar with. Consulting books. Examining of poorly designed pages. Creating Web templates. Style sheets allow you to format all Web pages in a site consistently. Using plug-ins, audio, and video sparingly. Kendall & Kendall © 2005 Pearson Prentice Hall

19 © 2005 Pearson Prentice Hall
Web Graphics Guidelines for using graphics when designing Web sites are: Use either JPEG or GIF formats. Keep the background simple and readable. Create a few professional-looking graphics for use on your page. Reuse bullet or navigational buttons. Examine your Web site on a variety of monitors and graphics resolutions. Kendall & Kendall © 2005 Pearson Prentice Hall

20 © 2005 Pearson Prentice Hall
Presentation Style Guidelines for entry displays for Web sites: Provide an entry screen or home page. Keep the number of graphics to a reasonable minimum. Use large and colorful fonts for headings. Use interesting images and buttons for links. Kendall & Kendall © 2005 Pearson Prentice Hall

21 © 2005 Pearson Prentice Hall
Presentation Style Use tables to enhance the layout. Use the same graphics image on several Web pages. Avoid overusing animation, sound, and other “busy” elements. Kendall & Kendall © 2005 Pearson Prentice Hall

22 © 2005 Pearson Prentice Hall
Navigation Navigation guidelines: Use the three-clicks rule. Promote the Web site. Encourage your viewers to bookmark your site. Kendall & Kendall © 2005 Pearson Prentice Hall

23 © 2005 Pearson Prentice Hall
Group Project P391 #1 P391 #3 P391 #4 Kendall & Kendall © 2005 Pearson Prentice Hall


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