Imran Hussain

1
Virtual University Human-Computer Interaction
Lecture 35Evaluation Part VII

• Imran Hussain
• University of Management and Technology (UMT)

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In todays lecture

• Strategic nature of usability and evaluation
• More case studies

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Questions

• What is the relationship between evaluation and
  usability
• What is the relationship between evaluation and
  process models
• What is the relationship between evaluation and
  business administration and business processes.

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Questions to Ask

• Do you understand the medium?
• Do you understand technologies?
• Do you understand your users?
• Do you have commitment?

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Do you understand the medium?
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Do you understand technologies?
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Do you understand your users?
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Do you have commitment?
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The Nature of the Web

• Its like no medium ever before
• Its a super medium

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Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
2
1
Task-oriented
Information-oriented
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Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
1
3
2
4
Task-oriented
Information-oriented
12
Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
4
2
1
3
Task-oriented
Information-oriented
13
Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
surface
skeleton
structure
scope
1
2
strategy
Task-oriented
Information-oriented
14
Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
surface
skeleton
structure
1
2
3
scope
strategy
Task-oriented
Information-oriented
15
Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
surface
skeleton
1
2
3
structure
scope
strategy
Task-oriented
Information-oriented
16
Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
surface
3
2
skeleton
1
structure
scope
strategy
Task-oriented
Information-oriented
17
Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
1
2
surface
skeleton
structure
scope
strategy
Task-oriented
Information-oriented
18
Conceptual Framework for Developing an
interactive product
Web as hypertext system
Web as software interface
5
surface
4
skeleton
3
structure
2
scope
strategy
1
Task-oriented
Information-oriented
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Conceptual Framework for Developing User
Experience
Web as hypertext system
Web as software interface
surface
skeleton
structure
scope
strategy
Task-oriented
Information-oriented
21
What is the relationship between evaluation and
process models
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• Slide from previous lecture

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Different aspects of usability

• Usability can be tactical
• Usability can be strategic

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Conceptual Framework for Developing User
Experience
Web as hypertext system
Web as software interface
surface
skeleton
structure
scope
strategy
Task-oriented
Information-oriented
27
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