7/31/2019 Unit 2 Uid Notes

1/9

UNIT 2:

2 marks:

1.List the common obstacles in the development path.

ans:

* Nobody ever gets it right the first time.

* Development is chock-full of surprises.

* Good design requires living in a sea of

changes. * Designers need good tools.

2.List some common pitfalls in the development path.

ans:

* No usability testing.

* No early analysis and understanding of user needs and

expectations. * Little or no creation of design element

prototypes.

* No common design team vision of user interface

design goals. List 3.List the five commandments of user

Interface Design.

ans:

* Gain a complete understanding of users and their

tasks. * Solicit early and ongoing user

involvements.

* Perform rapid prototyping and testing.

* Modify and iterate the design as much asnecessary.

* Integrate the design of all the system

components.

4.Define Usability.

ans:

Usability is the capability to be used by humans easily and effectively, where,

easily = to a specified level of subjective assessment.

effectively = to a specified level of human

performance. 5.List some common usability

prolems.

ans:

* Ambiguous menus and icons.

* Input and direct manipulation limits.

* Unclear step sequences.

* Highlighting and selection limitations.

7/31/2019 Unit 2 Uid Notes

2/9

7/31/2019 Unit 2 Uid Notes

3/9

11. Give some

psychological

responses to poor

design.

Ans:

* Confusion.

* Annoyance.

Frustration.* Panic or Stress.

12. Give some physical responses to poor design.

Ans:

* Abandonment.* Partial use.

Indirect use.

* Modification of Task.

13. List some important human Characteristics in Design.

Ans:

* Perception.

Memory.

* Sensory storage.

* Visual acuity.

14. List some perceptual characteristics.

* Proximity.

* Similarity.

* Succinctness.

* Closure.

15. What are the system training

tools?

Ans:

System training based on user needs, system conceptual design, system lear

and system performance goals. Training include tools such as a formal orvideo training, manuals,

online tutorials, reference manuals, quick reference guides, and onlinehelp.

16. What are the structures of

menu?

7/31/2019 Unit 2 Uid Notes

4/9

Ans:

(1) Single Menus.

(2) Sequential Linear Menus.

(3) Simultaneous Menus.

(4) Hierarchical Menus.

(5) Connected Menus.

(6) Event-Trapping Menus.

16 marks:

1.Explain the importance of human consideration in UI design with suitable example? What Screen Users Want Organizing Screen Elements Clearly and Meaningfully

Consistency Ordering of Screen Data and Content Upper-Left Starting Point Screen Navigation and Flow Visually Pleasing Composition Balance Symmetry Regularity Predictability Sequentiality Economy Unity Proportion Simplicity (Complexity) Groupings

2. What is requirement analysis? What are the methods involved in it? What is the impact of it

on UI design

DIRECT METHOD

7/31/2019 Unit 2 Uid Notes

5/9

Individual Face-to-Face Interview Telephone Interview or Survey Traditional Focus Group Facilitated Team Workshop Observational Field Study Requirements Prototyping User-Interface Prototyping Usability Laboratory Testing

INDIRECT METHODS

MIS Intermediar. Paper Survey or Questionnaire Electronic Survey or Questionnaire Electronic Focus Group Similar Marketing and Sales Support Line E-Mail, Bulletin Boards or Guest Book User Group Competitor Analysis Trade Show System Testing

3. Explain the Structure of Menus

A menu's structure defines the amount of control given to the user in performing a task. The most common structures are the following.

Single Menus Sequential Linear Menus Simultaneous Menus Hierarchical Menus Connected Menus Event-Trapping Menus

7/31/2019 Unit 2 Uid Notes

6/9

4.Explain the Menu can be phrased?A menu must communicate to the user information about:

The nature and purpose of the menu itself. The nature and purpose of each presented choice. How the proper choice or choices may be selected. The standard graphical system conventions inscribed on menus, intent indicators,

keyboard equivalents, and keyboard accelerators, are also described.

Menu Titles Menu Choice Descriptions Menu Instructions Intent Indicators Keyboard Equivalents Keyboard Accelerators

5. Explain the functions ,contents and formatting of Menus?

FUNCTIONS OF MENU:

Navigatiion to a new menu Execute an action or procedure Displaying information Data or parameter input

CONTENTS OF MENU:

Menu Context Menu Title Choice Descriptions

7/31/2019 Unit 2 Uid Notes

7/9

Complete InstructionsFORMATTING OF MENUS:

Consistency

Display Presentation Organization Complexity Item Arrangement Ordering Grouping Line Separation

6. Discuss briefly about Navigating Menus.

Navigation goals Web site Navigation Components of Web Navigation System Web Site Navigation Guidelines Maintaining a sense of place

7. Explain the Kinds of Graphical Menus

Menu Bar Pull-Down Menus Cascading Menus Pop-up Menus Tear-off Menus Iconic Menus Pie Menus

8. Explain the direct and indirect methods for determining business requirement analysis on user

interface design.

DIRECT METHOD

7/31/2019 Unit 2 Uid Notes

8/9

Individual Face-to-Face Interview Telephone Interview or Survey Traditional Focus Group Facilitated Team Workshop Observational Field Study Requirements Prototyping User-Interface Prototyping Usability Laboratory Testing

INDIRECT METHODS

MIS Intermediar. Paper Survey or Questionnaire Electronic Survey or Questionnaire Electronic Focus Group Similar Marketing and Sales Support Line E-Mail, Bulletin Boards or Guest Book User Group Competitor Analysis Trade Show System Testing

9. Explain in detail Graphical Menus.

Common Graphical Menus:

Menu Bar Pull-Down Menus Cascading Menus Pop-up Menus Tear-off Menus Iconic Menus Pie Menus

7/31/2019 Unit 2 Uid Notes

9/9

10.With suitable examples explain how the human characterstics improve the user interface design.

Perception Memory Visual Activity Foveal and Peripheral Vision Sensory Storage Information Processing Mental Models Movement Control Learning Skill Individual differences