U-M CIS 577 - Software Tools and User Interface Design (49 pages)

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Software Tools and User Interface Design



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Software Tools and User Interface Design

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Lecture Notes


Pages:
49
School:
University of Michigan
Course:
Cis 577 - User Interface Dsgn&Analys

Unformatted text preview:

Software Tools and User Interface Design CIS 577 Bruce R Maxim UM Dearborn 01 14 19 1 Lecture Slides Based on Usability Engineering by Laventhal and Barnes 01 14 19 2 Analysis Understanding the context and the details of the problem i e the UI from the user s perspective 01 14 19 3 Specification Producing detailed documents that spell out as specifically as possible what the UI for the product will be like 01 14 19 4 Context Setting Activities Understanding and specifying General usability expectations Needs and features Feasibility and constraints Project Planning and Resource Scheduling 01 14 19 5 Specifying the Problem Use case analysis and user profile specifications Task analysis and specification Analysis and documentation of usability requirements E g Identification and definition of what easy to learn means 01 14 19 6 What is the Process Sell your idea and determine if it is feasible Establish need expectations and constraints Perform a feasibility study to determine if the project is feasible for you and your customer Plan and schedule the project and its resources Understand and specify the problem Analyze and specify user task requirements Analyze user characteristics and generate user profiles Analyze and specify usability requirements 01 14 19 7 Understanding User Tasks Strategies Use case analysis Analysis of scenarios Hierarchical task analysis We need a strategy that combines all three elements 01 14 19 8 Task Analysis and Specification 1 STEP 1 Start with a narrative description of the tasks that the user wishes to accomplish with the proposed user interface STEP 2 Look at a number of scenarios describing specific tasks that someone might do with our interface STEP 3 For each scenario build an informal use case diagram 01 14 19 9 Task Analysis and Specification 2 STEP 4 From the collection of informal use case diagrams we will extract primary entities STEP 5 With our informal use case diagrams and models of primary entities we will consolidate to



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