Usability Engineering SSZG547 Quiz 1 - BITS PILANI WILP

Usability Engineering SSZG547 Quiz 1

BITS PILANI WILP 2017

1. Progressive disclosure is

Select one or more:
a. Hiding unwanted things
b. Disabling/enabling based on the context
c. None of the Answers
d. No hiding at all

Ans: a. Hiding unwanted things
b. Disabling/enabling based on the context

2. Wireframes are nothing but

Select one:
a. Software Code
b. Prototypes
c. None of the Answers
d. Sketches
e. Aluminum Wire

Ans: d. Sketches

3. When users encounter a coupon/promo code field on the checkout page of an ecommerce website. Even though they may not have planned to use a coupon, the very presence of a coupon box makes users to leave the checkout flow and search for a promo/coupon code: FOMO (fear of missing out) is the cause of many a lost sale on sites with prominent coupon-code fields. This phenomenon is known as:

Select one:
a. Priming
b. Muller-Lyer illusion
c. McGurk effect
d. Attentional Blink

Ans: a. Priming

4. Identify the gestalt principles in the below diagram.



Select one:
a. Common fate, similarity, Continuity
b. Symmetry, Proximity, Common fate
c. Closure, Symmetry, Common fate
d. Symmetry, Continuity, Closure

Ans: d. Symmetry, Continuity, Closure


5. Hiding & unhiding, disabling & enabling of the UI options to make the decision making more easier for the user is known as:


Select one:
a. None of the Answers
b. Principle of Progressive disclosure
c. Principle of disability
d. Principle of hide and seek

Ans: b. Principle of Progressive disclosure

6. visual perception is biased by

Select one:
a. experience
b. Both experience and current context
c. current context
d. None of the Answers

Ans: b. Both experience and current context

7. “Party effect” is an example for


Select one:
a. Perception biased by Experience
b. Perception biased by Context
c. Perception biased by Habit
d. Perception biased by Goals

Ans: d. Perception biased by Goals

8. Does visual perception gets biased by the direction?


Select one:
a. No
b. Yes
c. None of the Answers

Ans: b. Yes

9. The representation of how a machine or an application works is called as


Select one or more:
a. System model
b. Mental model
c. Implementation model
d. Conceptual model
e. Represented model

Ans: a. System model
c. Implementation model


10. User-interface design guidelines are based on?


Select one:
a. Physiology
b. Psychology
c. Psychoscopy
d. Psychometry

Ans: b. Psychology

11. The amount of time to make a decision in a software user interface is directly proportional to

Select one:
a. No of choices in the software interface
b. No of colors used in the software interface
c. None of the Answers
d. Indian standard Time

Ans: a. No of choices in the software interface

12. When designing user interface the idea is to keep in mind it should reflect implementation model.


Select one:
a. None of the answers
b. True
c. False

Ans: c. False

13. Perception driven by goals happens more in

Select one:
a. None of the Answers
b. Adults
c. Children
d. Both adults and kids

Ans: b. Adults

14. Identify the dominant gestalt principle.





Select one:
a. Closure
b. None of the Answers
c. Proximity
d. Similarity

Ans: c. Proximity

15. The prescriptive model that is helping you to calculate the time the user takes to make a decision in a user interface due to the many choices available is known as

Select one:
a. Fitt’s Law
b. Hick’s Law
c. None of the Answers
d. Newton’s distance Law
e. Movement Law

Ans: b. Hick’s Law

16. Sometimes our perceptions get filtered due to goals. An example of this:

Select one:
a. Muller-Lyer illusion
b. McGurk effect
c. Attentional Blink
d. Party Effect

Ans: d. Party Effect

17. User’s reaction time in a software User Interface is directly proportional to

Select one:
a. No of colors
b. No of disabled options
c. No of options/choices and the levels
d. Greenwich Mean Time

Ans: c. No of options/choices and the levels

18. What does the below image depict?





Select one:
a. Attentional Blink
b. Muller-Lyer illusion
c. McGurk effect
d. None of the Answers

Ans: b. Muller-Lyer illusion

19. Our perception can be influenced by

Select one:
a. Goals
b. None of the Answers
c. Both goals and future plans
d. Future plans

Ans: c. Both goals and future plans

20. Mental models could be achieved using


Select one:
a. None of the Answers
b. Perception-directed
c. Goal-directed
d. Self-directed
e. Concept based

Ans: c. Goal-directed

21. Which is not true related to wireframes.

Select one or more:
a. Used to communicate
b. Used for ideation
c. None of the Answers
d. Time Consuming
e. Expensive

Ans: d. Time Consuming
e. Expensive

22. Is it good to reduce the cognitive load on the users?

Select one:
a. None of the options
b. Yes
c. No
d. 50:50

Ans: b. Yes

23. Select Mechanical age representations

Select one or more:
a. Google calendar
b. Folder containing papers
c. Physical address book
d. None of the Answers
e. Paper calendar

Ans: b. Folder containing papers
c. Physical address book
e. Paper calendar

24. Stakeholder participate in providing information that are

Select one or more:
a. Technical challenges
b. User perceptions
c. None of the Anwers
d. Preliminary product vision
e. Budget

Ans: a. Technical challenges
b. User perceptions
d. Preliminary product vision
e. Budget

25. Successful products meet ____________  goals first

Select one:
a. Self
b. Non User
c. User
d. None of the Answers
e. Organizational

Ans: c. User

26. Perceptual Priming are based on

Select one:
a. Repetition
b. Realization
c. Response
d. Stimulus

Ans: d. Stimulus

27. Identify the principle that mind separates the visual field into

foreground and background?

Select one:
a. Closure
b. Symmetry
c. None of the Answers
d. Similarity
e. Continuity

Ans: c. None of the Answers

28. Muller-Lyer illusion is an example for

Select one:
a. Perception biased by Experience
b. Perception biased by Context
c. Perception biased by Movement
d. Perception biased by Goals

Ans: b. Perception biased by Context

29. What is the first step in information gathering?


Select one:
a. Visual design
b. Stakeholder interviews
c. None of the Answers
d. Prototyping
e. Wireframing

Ans: b. Stakeholder interviews

30. Fitt’s law helps to determine the

Select one:
a. Weight of an UI element
b. Color of an UI element
c. Distance of an UI element
d. Size of an UI element
e. Both size and distance of an UI element

Ans: e. Both size and distance of an UI element

31. Ventriloquism is an example of

Select one:
a. None of the Answers
b. Perception biased by experience
c. Perception biased by goals
d. Perception biased by context

Ans: d. Perception biased by context

32.Habituation happens because of


Select one:
a. Insight
b. Response
c. Stimulus
d. Reflex

Ans: d. Reflex

33. An experience that triggers an earlier memory and brings it at

the forefront of our mind and is called?

Select one:
a. Perceptual salience
b. The priming effect
c. Accessibility
d. None of the answers

Ans: b. The priming effect

34. McGurk effect demonstrates a bias between


Select one or more:
a. Hearing
b. Vision
c. Speech
d. Sense

Ans: a. Hearing
b. Vision

35. Identify the dominant gestalt principles



Select one:
a. Common Fate &  Proximity
b. Similarity and Symmetry
c. Proximity & Continuity
d. Closure & Continuity

Ans: c. Proximity & Continuity

36. A model which exhibits the disconnection between an

implementation and what explains it is called


Select one:
a. Designer’s model
b. Mental model
c. Represented model
d. Implementation model

Ans: c. Represented model

37. Qualitative research helps to understand


Select one or more:
a. Behaviours
b. Attitudes
c. Domain of products
d. None of the Answers
e. Faults

Ans: a. Behaviours
b. Attitudes
c. Domain of products

38. Attentional blink is when you

Select one:
a. Lose focus
b. Lose confidence
c. Lose concentration
d. Lose memory

Ans: a. Lose focus

39. Usability testing helps in determining

Select one or more:
a. None of the Answers
b. Organization
c. Naming
d. How effective is the design
e. How easy to discover and use for the first time

Ans: d. How effective is the design
e. How easy to discover and use for the first time

40. The below image represents the gestalt principle of



Select one:
a. Proximity
b. None of the Answers
c. Symmetry
d. Common fate
e. Closure

Ans: e. Closure

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