CS1014 USER INTERFACE DESIGN UNIT Marks Question and Answers

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1 CS1014 USER INTERFACE DESIGN UNIT 1 16 Marks Question and Answers 1. Explain briefly about the Characteristics of GUI? Sophisticated Visual Presentation Pick and click Interaction Restricted set of Interface options Visualization Object Orientation Properties or Attributes of Objects Actions Application versus object or Data Orientation Views Use of recognition memory Concurrent performance of functions 2. Mention the Advantages and Disadvantages of GUI in detail? Advantages: Disadvantages: Symbols recognized faster than text Faster learning Faster use and Problem solving Easier remembering More natural Exploits visual or spatial cues Fosters more concrete thinking Provide context Fewer errors Increased feeling of control Immediate feedback Predictable system responses Greater design complexity Learning still necessary Lack of experimentally derived design guidelines Inconsistence in technique and terminology Working domain is the present Not always familiar, Inefficient for expert users Human comprehension limitations, Hardware limitations Window manipulation requirements, Inefficient for touch typists

2 3. Write a detail note on Characteristics of Web User Interface? GUI versus Web page Design Devices User focus Data information User tasks Users conceptual space Presentation elements Navigation Context Interaction User assistance Integration Reliability Printed pages Versus Web Pages Page size Page rendering Page layout Page resolution User focus Page navigation Sense of place Interactivity Page independence 4. Explain the general principles of User Interface Design? Aesthetically pleasing Clarity Comprehensibility Configurability Consistency Control Directness Efficiency Familiarity Flexibility Forgiveness Predictability, Trade-offs Recovery, Transparency Responsiveness, Simplicity

3 5. Explain the characteristics of intranet and internet? Mention its difference? Characteristics of Intranet and Internet Users Tasks Type of information Amount of information Hardware and software Design philosophy Extranets 6. Explain in detail about web navigation? Web users control their own navigation through links, bookmarks, and typed URL,s Navigation is a significant highly visible concept with few constraints.

4 UNIT II 1. Explain the importance of human consideration in UI design with suitable example? Users Knowledge and Experience Computer Literacy System experience Application experience Task experience Other system use Education Reading level Typing skill Native language and culture Users tasks and Needs Mandatory and discretionary use Frequency of use Task or need importance Task structure Social interactions Primary training Turnover ride Job category Lifestyle Users psychological characteristics Stress Expectations Cognitive style Users physical characteristics Age Hearing Vision Cognitive processing Gender Handedness Disabilities 2. What is requirement analysis? What are the methods involved in it? What is the impact of it on UI design? Direct Methods Individual face to face interview Telephone interview or survey Traditional focus group Facilitated team workshop Observation field study Requirements prototyping User interface prototyping Usability laboratory testing

5 Indirect Methods MIS intermediary Paper survey or questionnaire Electronic survey or questionnaire Marketing and sales Electronic focus group Support line Bulletin board User group Competitor analysis Trade show Other media analysis System testing 3) (a) Explain the Structure of Menus? Single Menus Sequential Linear Menus Simultaneous Menus Hierarchical Menus Connected Menus Event-Trapping Menus (b) Explain the Menu can be phrased? (8) Menu titles Menu choice descriptions Menu instructions Intent indicators Keyboard equivalents Keyboard accelerators 4) (a) Explain the functions of Menus? (8) Displaying information Navigation to a new menu Execute an action or procedure Data or parameter input (b) Explain briefly about Formatting of Menus? (8) Consistency Display Presentation Organization Complexity Item arrangement Ordering Groupings

6 5) What is Statistical Graphics? Explain the Components of a Statistical Graphics? Statistical graphical is data presented in a graphical format. Components of a statistical graphics Data presentation Axes Scales and Scaling Proportion Lines Labeling Title Aiding interpretation of Numbers 6) Explain the types of Statistical Graphics? Curve and Line graphs Surface chats Scatter plots Bar graphs Segmented or stacked bars Pie charts 7) Discuss briefly about Navigating Menus? Website navigation problems Navigation goals Website navigation Components of website navigation systems Website navigation guidelines Maintaining a sense of place 8) Explain the Kinds of Graphical Menu? Menu bar Pull down menu Cascading menus Pop up menus Tear off menus Iconic menus Pie menus Default menu items Functions not represented by default items

7 UNIT III 1. Explain how windows are useful? Explain its Components Window characteristics Components Frame Title bar Title bar icon Window sizing buttons What s This? Button Menu bar Status bar Scroll bar Split box Toolbar Command area Size grip Work area 2. a) Explain briefly about the presentation styles of window? (8) Tiled windows Overlapping windows Cascading windows Picking a presentation style b) Explain about window management? (8) Single document interface(sdi) Multiple Document interface(mdi) Workbooks Projects 3. Discuss briefly about the types of windows? Primary window Secondary window Dialog boxes Property sheets and property inspectors Message boxes Palette windows Pop up windows 4. Write a note on Organizing Window Functions? Window organization Number of windows

8 5. a) Explain the types of Device Based Controls? Trackball Joystick Graphic tablet Light pen Touch screen Voice Mouse Keyboard b) Explain the guidelines for selecting the proper device-based controls? (8) Task characteristics User characteristics and preferences Environmental characteristics Hardware characteristics The device in relation to the application Flexibility Minimizing eye and hand movements 6. Explain the types of Operable Controls? Buttons Slider Tabs Date picker Tree view Scroll bars 7. Explain the types of Presentation Controls? Static text fields Group boxes Column headings Tool tips Balloon tips Progress indicators Sample box Scrolling tickers

9 8. Explain types of Controls other than Operable Controls? Text entry read only controls Selection controls Radio buttons Check boxes Palettes List boxes List view controls Drop down or pop up list boxes Combination entry controls Spin boxes Combo boxes Drop down boxes Custom controls 9. Explain guidelines for selecting the proper CONTROLS? Entry versus selection A comparison Comparison of GUI controls Control selection criteria Choosing a control form

10 1. Write a note on Writing Message Box Text? Title bar text Message box text Message box controls Message location Other message consideration Instructional messages UNIT IV 2. What is Text? Write a note on presenting text and writing text? Define text Presenting text Fonts Width Content Miscellaneous Writing text Sentences and paragraphs Style 3. Discuss briefly about text on web pages? Words Error messages Instructions Text Presentation Writing Links Link titles Page title Heading and headlines 4. Write a note on providing the proper feedback? Response time Dealing with time delays Blinking for attention Use of sound 5. Write a note on Guidance and Assistance? Preventing errors Problem managements Providing guidance and assistance Instructions or prompting Help facility Contextual help Task oriented help, Hints or tips Reference help, Wizards

11 6. Explain the types of Disabilities? Visual disabilities Hearing disabilities Physical movement disabilities Speech or language disabilities Cognitive disabilities Seizure disorders 7. Explain Kinds of Icons, Characteristics of icons and Choosing Icons? Kinds of Icons Resemblance Symbolic Exemplar Arbitrary analogy Characteristics of Icons Syntactic Pragmatics Choosing Icons Size Colors Odd number of pixels Icon selection Hot zone 8. Write a note on Organizing Guidelines? Creating groupings Borders Control borders Section borders Dependent controls Aligning screen elements Vertical orientation and vertical alignment Horizontal orientation and vertical alignment Horizon alignment Section alignment Balancing elements

12 9. Discuss briefly about windows Guidelines and Web page Guidelines. Window guidelines Organization Number Size Web page guidelines General Layout grid Elements Size Organization Formatting Other Home page Page elements

13 UNIT V 1. Write a note on Scope of Testing? 2. Write a note on information Search? 3. Explain the different kinds of test in detail? Guidelines review Heuristic evaluation Cognitive walkthroughs Think aloud evaluation Usability test Classic experiments Focus groups Choosing a testing method 4. What are the steps for developing and conducting test? Test plan Test participants Test conduct and Data collection 5. Explain www with an example? 6. Discuss briefly about software tools?