Deck 11: User Interface Design and Evaluation Techniques

Question 1

Regarding gear-up accidents:

A)pilots frequently lowered the landing gear instead of the flaps after take- off.
B)lt. alphonse chapanis dicovered the cause of the problem in 1975.
C)the flap control knobs were replaced by beer tap handles.
D)shape-coded wheel and flap controls are still used today.

Answer 1

shape-coded wheel and flap controls are still used today.

Question 2

Mental model is a/ an____________of a device or a system

A)summary of the characteristics of users
B)estimate of mental level of users
C)human representation of the conceptual structure
D)investigation results about mental characteristics of users

Answer 2

human representation of the conceptual structure

Question 3

Which of the following techniques can teach you a few things about a thousandpeople?

A)cognitive walkthrough
B)market researchy
C)affinity diagram
D)contextual inquir

Answer 3

market researchy

Question 4

Independent variables is characteristic changed to produce different condition.Choose the example of Independent variables
i. Gender
ii. Interface style
iii. Task completion time
iv. Background noise

A)i, ii and iii
B)i, ii and iv
C)i, iii and iv
D)ii, iii and iv

Question 5

Choose the suitable method to apply the criteria below: Data can be collected in database for analysis Present result clearly Responses are usually received quickly

A)interview
B)questionnaire
C)research
D)observation

Question 6

"Using model of how a human would use a proposed system to obtain predict usability measure by calculation or simulation." Choose the evaluation technique to describe the above statement

A)heuristic evaluation
B)cognitive walkthrough
C)model-based evaluation
D)review-based evaluation

Question 7

Panes, frames and other containers on screen is a kind of

A)functional and data elements
B)view
C)input method
D)none of the given

Question 8

____________is particularly useful early in design. It is excellent technique to use with the prototype, because it provides a wealth of diagnostic information

A)co-discovery
B)active intervention
C)splendid research
D)none of the given

Question 9

Which is the best definition of an interface metaphor?

A)in broad terms, the kind of technical and software framework within which human system interaction takes place (e.g., wimp, mobile, tangible)
B)an idea from the world that is used in the interface to help the user understand what to do (e.g., click on tabs to change window contents, use shopping cart to store items to purchase)
C)what the human does to make inputs and receive information from the system (e.g., click and drag an object, talk to an object, move self closer to an object, converse with an entity, etc)
D)the conceptual model used to guide the design of the interface.

Question 10

To reconstruct a system, which of the following key element(s) must be considered :

A)outputs and inputs
B)control and processors.
C)feedback and environment
D)all of the above

Question 11

Regarding paper prototypes:

A)low-fidelity paper prototypes are hand-drawn sketches and designed to be thrown away
B)high-fidelity paper prototypes look too much like a finished design.
C)high-fidelity paper prototypes are designed on-screen and then printed out in colour.
D)all of the above.

Question 12

By using capitalized words, the reading speed and accuracy

A)increased
B)improved
C)declined
D)leveled

Question 13

Which of these factors influence a user's conceptual model?

A)familiarity with similar devices.
B)constraints.
C)instructions.
D)all of the above

Question 14

If the user wants to ____________ place the document somewhere in the file system hierarchy, he can request this function from the menu.

A)explicitly
B)implicitly
C)habitually
D)properly

Question 15

Conventional wisdom says that tell the user when he has made some mistake.

A)program crash
B)system stuck
C)error messages
D)metadata

Question 16

 ____________is the least technical way of collecting data, but it can be difficult and tiring to write and observe at the same time.

A)audio recording.
B)taking notes.
C)observation
D)video

Question 17

Research can tell you about what, how, many and why in rich, multivariate detail.

A)quantitative
B)qualitative
C)sme
D)none of these

Question 18

What was an important early drawback of the Clearboard system by Ishii et al. (1993).

A)it required people to move to a dedicated video conferencing facility at their workplace
B)as people moved closer to the board to talk with a remote colleague, the video system no longer picked them up
C)people found it uncomfortable to interact “looking down” at a colleague.
D)all of the above.

Question 19

The standard line length given by scientists for equally legible is

A)2.1 to 5.3 inches
B)2.3 to 5.2 inches
C)2.2 to 5.3 inches
D)2.5 to 3.2 inches

Question 20

When brainstorming, which of the following are recognised techniques for getting unstuck:

A)pretend it's magic.
B)pretend it's human.
C)renaming
D)all of the above

Question 21

The reading speed and accuracy is increased by reading familiar words based on

A)word shape
B)word color
C)word as single letter
D)word as character by character

Question 22

A pluralistic walkthrough?

A)requires a fully functional prototype
B)is usually conducted at the end of the development process
C)is often conducted with low-fidelity designs
D)requires having several alternate designs

Question 23

in a heuristic evaluation:

A)a group of psychologists administer a questionnaire
B)a group of usability experts review a user interface according to a small set of principles
C)a group of test users conduct a formal experiment
D)a group of usability experts judge an interface with a detailed checklist of guidelines

Question 24

What is the best description of a conceptual model?

A)a high level description of how a system is organised and how it
B)interaction paradigms and interaction modes
C)the problem space faced by the designer when gathering user

Question 25

Where would a card- based prototype best fit in the design process?

A)after conceptual design, before scenario design
B)after scenario design, before storyboarding.
C)after storyboarding, before low-level prototyping.
D)after low-level prototyping, before high-level prototyping.