Human Computer Interaction at University Of Venice | Flashcards & Summaries

Lernmaterialien für Human Computer interaction an der University of Venice

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What is the wizard of oz technique

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One of the design - the magician- is located out od sight of the user, but is able to receive input commands from the subject and to translate them into commands that the device recognizes . Speaking between the user and the system.

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What is Vertical prototyping?

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Reduces the number of features which in turn results in the selected features being fully implemented. 

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Describe the meaning of the Nielsen's usability heuristics "Help the user to recover from an error"

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Error messages should express in simple language (without codes) and indicate the problem with precision and a constructive suggestion on how to fix the problem

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What are the 7 principals of Norman

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1. Use both Knowledge available int he world and common Knowledge.

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Why is prototyping important?

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Prototyping reduces the complexity of the designing a system

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what are the 4 components considered int the interaction framework.

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user

input interface

system

output interface

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What are the 4 stages of the interaction framework?

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Articulation- The user articulates the task into input language for the system.

Performance - The interface translates the input language into stimuli for the system.

Presentation - The system presents the formulated results into output language.

Translation - the user translates the output language into his own language.

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Describe the meaning of the Nielsen's usability heuristics "Prevention of errors"

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Careful design the prevents a problem is better than a good error message.

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Describe the meaning of the Nielsen's usability heuristics "visibility of the state of the system"

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The system should always inform the users of what is going to happen, with the appropriate feedback and in a reasonable time.

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Describe the meaning of the Nielsen's usability heuristics "flexibility and efficiency for use"

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Accelerators (invisible to new users)like keyboard shortcuts should be accessible to more experiment users in order to accelerate and satisfy the experience of both types or user.

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Describe the meaning of the Nielsen's usability heuristics "Correspondence between the system and the real world"

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The system should speak the users language, with words, phases and concepts that are familiar to the users and then relate to the system. the system should follow conventions of the real world, making the information appear according to a logical and natural order.

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What is Rapid prototyping?


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In industrial design side means just to produce a real prototype from a digital one.

To quickly fabricate a scale model of a physical part or assembly using three-dimensional computer aided design

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Q:

What is the wizard of oz technique

A:

One of the design - the magician- is located out od sight of the user, but is able to receive input commands from the subject and to translate them into commands that the device recognizes . Speaking between the user and the system.

Q:

What is Vertical prototyping?

A:

Reduces the number of features which in turn results in the selected features being fully implemented. 

Q:

Describe the meaning of the Nielsen's usability heuristics "Help the user to recover from an error"

A:

Error messages should express in simple language (without codes) and indicate the problem with precision and a constructive suggestion on how to fix the problem

Q:

What are the 7 principals of Norman

A:

1. Use both Knowledge available int he world and common Knowledge.

Q:

Why is prototyping important?

A:

Prototyping reduces the complexity of the designing a system

Mehr Karteikarten anzeigen
Q:

what are the 4 components considered int the interaction framework.

A:

user

input interface

system

output interface

Q:

What are the 4 stages of the interaction framework?

A:

Articulation- The user articulates the task into input language for the system.

Performance - The interface translates the input language into stimuli for the system.

Presentation - The system presents the formulated results into output language.

Translation - the user translates the output language into his own language.

Q:

Describe the meaning of the Nielsen's usability heuristics "Prevention of errors"

A:

Careful design the prevents a problem is better than a good error message.

Q:

Describe the meaning of the Nielsen's usability heuristics "visibility of the state of the system"

A:

The system should always inform the users of what is going to happen, with the appropriate feedback and in a reasonable time.

Q:

Describe the meaning of the Nielsen's usability heuristics "flexibility and efficiency for use"

A:

Accelerators (invisible to new users)like keyboard shortcuts should be accessible to more experiment users in order to accelerate and satisfy the experience of both types or user.

Q:

Describe the meaning of the Nielsen's usability heuristics "Correspondence between the system and the real world"

A:

The system should speak the users language, with words, phases and concepts that are familiar to the users and then relate to the system. the system should follow conventions of the real world, making the information appear according to a logical and natural order.

Q:

What is Rapid prototyping?


A:

In industrial design side means just to produce a real prototype from a digital one.

To quickly fabricate a scale model of a physical part or assembly using three-dimensional computer aided design

Human Computer interaction

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