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Human Factors > Test 1 > Flashcards

Test 1 Flashcards

1
Q

Principles for transforming difficult tasks into simple ones
1

A

Knowledge of the world and head

World: outside individual
Head: internalized info from world

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2
Q

Principles for transforming difficult tasks into simple ones
2

A

Simplify the structure of tasks

Simple mental aids
Manage visible info

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3
Q

Principles for transforming difficult tasks into simple ones
3

A

Make things visible

FEEDBACK

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4
Q

Principles for transforming difficult tasks into simple ones
4

A

Get the mapping right

Response compatibility

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5
Q

Principles for transforming difficult tasks into simple ones
5

A

Exploit the power of constraints
Affordances
Forcing function

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6
Q

Principles for transforming difficult tasks into simple ones
6

A

Design for error

Make them easy to recover from or design around them

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7
Q

Principles for transforming difficult tasks into simple ones
7

A

Standardize

Conform to what people know (driving on right side of road always)

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8
Q

Gulf of Execution

A

The gap between the users goal of action and the means to execute that goal

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9
Q

Gulf of Evaluation

A

The degree to which the system provides representations that can be directly perceived and interpreted in terms of the expectations and intentions of the user

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10
Q

Mistake

A

Error in planning of action

Behavior is inappropriate for situations

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11
Q

Slip

A

Failure in execution of action

Behavior is appropriate but not carried out right

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12
Q

Lapse

A

Intended action is forgotten

Type of slip

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13
Q

Violation

A

Intentional choice to disobey rule without intention of harm

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14
Q

More errors

A

Action is appropriate in one mode but is carried out in another
Typing in overwrite mode

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15
Q

Error of omission

A

Fails to perform required action

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16
Q

Error of commission

A

Performs inappropriate action

Timing error: too early or late
Sequence error: wrong orders
Selection error: use wrong control

17
Q

Input Error

A

Sensory and perceptual processes

18
Q

Mediation Error

A

Cognitive processes between perception and action

19
Q

Output error

A

Due to selection and execution of physical responses

20
Q

Operating error

A

Not used according to correct procedures

21
Q

Design error

A

Designer creates error likely situation

22
Q

Data limited processing

A

Info in input is degraded or imperfect

23
Q

Resource limited processing

A

System not powerful enough to perform the operations required

24
Q

Structurally limited processing

A

Can’t do several things at once

25
Q

Detectability

A

Limits of sensory systems

26
Q

Discriminability

A

Ability to determine two stimuli differ

27
Q

Psychophysical scaling

A

Relationship between perceived mag physical mag

Human Factors (1 decks)

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