COMP325 CH 07 - Output User Int

COMP325 CH 07 - Output User Int - Systems Analysis and...

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1 Systems Analysis and Business  Applications COMP325 Chapter 7 Output & User Interface Design
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2 Phase Description Systems Design is the next phase in the  systems development life cycle (SDLC) Ready to begin the physical  design of the  system that will meet the specifications  described in the system requirements  document Tasks include output and user interface  design, data design, and system architecture
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3 Phase Observation Output and user interface design may  be the most  important  segments of the  entire information system Why do you think this is true?
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4 Phase Observation Why is this is true? The user knows the system to be  what they see. Input screens  (I)  and  the various output  (O).  Users are not  aware and do not overly concern  themselves with how it happened  (P).
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5 Introduction Output and user interface design is the  first task in the systems design phase of  the SDLC Output design  focuses on user needs  for screen and printed forms of output,  while user interface design  stresses  user interaction with the computer,  including input design and procedures
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6 Output Design Before designing output, ask yourself  these important questions: What is the purpose of the output? Who wants the information? Why is it needed? How will it be used? What specific information will be included?
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7 Output Design Before designing output, ask yourself  these important questions:  (continued) Will the output be printed, viewed on- screen, or both? What type of device will the output go to? The answers will affect and influence  the output design strategies
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8 Output Design Types of Output Printed (reports, forms, documents) Internet-based information delivery E-mail Audio Automated facsimile systems Faxback systems Computer output microfilm (COM) Microfilm, microfiche Computer output to laser disk (COLD)
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9 Output Design Types of Output Specialized Forms of Output An incredibly diverse marketplace requires a  variety of specialized output Output from one system often becomes input  into another system Although digital technology has opened new  horizons in business communications, printed  output  still is a common type of output, and  specific considerations apply to it
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10 Printed and Screen Output Although many organizations strive to  reduce the flow of paper and printed  reports, few firms have been able to  eliminate printed output totally Because they are portable, printed  reports are convenient, and even  necessary in some situations
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11 Printed and Screen Output
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COMP325 CH 07 - Output User Int - Systems Analysis and...

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