Test 4

Question 1

Steps to creating Word webpage

Answer 1

(1) Create single page
(2) Create hyperlinks on these pages
(3) design and optimize your webpages following design principles
(4) upload them together including photos

Question 2

12 design principles for webpage

Answer 2

(1) back to home link
(2) use consistent template on each page
(3) Create uniform color scheme
(4) be sure there is sufficient contrast b/t background and text
(5) avoid font that is too small or large
(6) place the important information near the top
(7) no orphan pages
(8) provide feedback
(9) breadth > depth
(10) arrangement of graphics on screen
(11) usage of layout and link analysis methods
(12) know your users, content should match purpose

Question 3

What it’s called when you can’t go back to previous page

Answer 3

orphan page

Question 4

Saving webpage

Answer 4

as Web Page

Question 5

Another way to create a free webpage

Answer 5

Google Site

Question 6

Difficulty in Speech UI

Answer 6

Can’t see the interface

Question 7

Design guidelines for Speech UI (5)

Answer 7

(1) Know your users
(2) Simple and natural dialogue
(3) Minimize demands on caller’s memory (no unnecessary details, don’t make them remember lots of things)
(4) be consistent
(5) provide feedback
(6) provide easy exits
(7) offer shortcuts
(8) allow time for caller responses
(9) provide assistance for help
(10) maintain conversational flow

Question 8

Cliff Experimenter

Answer 8

James Jerome Gibson

Question 9

Experiment in ecological psychology

Answer 9

Cliff Experiment

Question 10

2 techniques for ecological user interface

Answer 10

Make constraints and complex relationships in the work environment perceptually evident (e.g. visible, audible) to the user
(2) Use naturalisitc representations for the objects, information and operations, esp their shapes, colors, landmarks and emergence of the 3rd dimension

Question 11

4 naturalistic representations

Answer 11

(1) shapes
(2) colors
(3) landmarks
(4) emergence of the 3rd dimension

Question 12

Problem with the traditional control interface

Answer 12

a user/operator has to imagine/recall the relations among those controllers and their instructions

Question 13

Examples of the 3rd dimension

Answer 13

color, spatial, shape

Question 14

benefits of ecological UI’s

Answer 14

(1) present information in a way consistent with human perception and intuition
(2) reduce human error and time in perceiving information

Question 15

Motivation in engineering aesthetics

Answer 15

(1) market competition
(2) design and manufacturing cost
(3) users: attention, confidence and satisfaction

Question 16

Aesthetics

Answer 16

A branch of philosophy that deals with the nature and expression of beauty, as in the fine arts

Question 17

Engineering aesthetics

Answer 17

a new-born branch in human factors measures and quantifies aesthetics/attractiveness of user interface

Question 18

4 examples of engineering aesthetics

Answer 18

(1) parthenon
(2) mona lisa
(3) cell phone
(4) human body

Question 19

Derivation of golden section

Answer 19

1/a = a/(1-a)

Question 20

Balanced display creates…

Answer 20

a feeling of stability and confidence in a viewer while an unbalanced display creates a feeling of stress

Question 21

Magnitude estimation procedure

Answer 21

(1) select a standard product/UI
(2) arbitrarily assign its score of attractiveness at 10 or 100
(3) ask participants to give a score to indicate the attractiveness of other products/UIs (this score can be 0 to infinity)
Score/standard UI’s score = degree of attractiveness

Question 22

Degree of attractiveness calculation

Answer 22

score/standard UI’s score

Question 23

Usability Test Plan with Formal Experiment Design

Answer 23

(1) Experiment design (variables, sample size)
(2) subject/user recruitment (sampling)
(3) task(s) selection
(4) equipment preparation
(5) IRB approval
(6) Pre-test
(7) formal test
(8) data analysis and report

Question 24

Sampling/selections for Formal Experiment (4)

Answer 24

• target users
• future users
• try to avoid handy samples
• classified sampling (according to market segmentation)

Question 25

How to select tasks for Formal Experiment

Answer 25

• Most frequent tasks
• Tasks with potential problems found by usability evaluation methods
• user-specific tasks (e.g. for seniors)

Question 26

One type of test setting

Answer 26

one-way mirror

Question 27

2 types of equipment for formal experiment

Answer 27

(1) interface logging software (SNAGIT)

(2) Camera

Question 28

Pre-test for formal experiment

Answer 28

data pattern, know the target sample size