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This set of Usability Engineering Multiple Choice Questions & Answers (MCQs) focuses on Usability Engineering Set 6
Q1 | Which of the following is golden rule for interface design?
- place the user in control
- reduce the user’s memory load
- make the interface consistent
- all of the mentioned
Q2 | Which of the following is not a design principle that allow the user to maintain control?
- provide for flexible interaction
- allow user interaction to be interrupt-able and undo-able
- show technical internals from the casual user
- design for direct interaction with objects that appear on the screen
Q3 | Which of the following is not a user interface design process?
- user, task, and environment analysis and modeling
- interface design
- knowledgeable, frequent users
- interface validation
Q4 | HyperCard is used to develop a quick
- system design
- software
- mockup
- quality test
Q5 | The total number of stages of reading process of the data from screen is
- 2
- 3
- 4
- 5
Q6 | Which of the following are principles of icon design?
- the icon set should be consistent in terms of size, colours, metaphor, and level of realism.
- design a set of icons as a whole.
- the icons in a set should be visually balanced
- all of the above.
Q7 | What is the principal interaction mode for a Wii system?
- gesture and body movements
- haptic (touch) interface
- exploring and browsing
- infrared position detection
Q8 | What is true for vertical protoyping?
- it is a particular kind of working prototype.
- it provides full interface features.
- . it is designed to show how much vertical scrolling is acceptable
- . it provides critical functionality.
Q9 | What kind of activity does the D.E.C.I.D.E. acronym support?
- planning and conducting an evaluation and analysing the data.
- conducting user tests.
- deciding what kind of prototype to use for user tests.
- deciding whether to perform empirical or analytical evaluations.
Q10 | By using capitalized words, the reading speed and accuracy
- increased
- improved
- declined
- leveled
Q11 | Impressing moving icons in a system design can be
- appealing
- attractive
- distracting
- attentive
Q12 | The speed of reading text in reading process is measured by using
- legibility
- usability
- quality
- readability
Q13 | The design of a system must be developed
- integrally with each part of system
- at the end
- at the start
- never
Q14 | Which is the best definition of an interface metaphor?
- in broad terms, the kind of technical and software framework within which human system interaction takes place (e.g., wimp, mobile, tangible)
- is used in the interface tohelp the user understand what to do (e.g., click on tabs to change window contents, use shopping cart
- 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
- the conceptual model used to guide the design of the interface.
Q15 | To reconstruct a system, which of the following key element(s) must be considered :
- outputs and inputs
- control and processors.
- feedback and environment
- all of the above
Q16 | Which of the following is not a characteristic of good test data
- should be comprehensive
- every statement should be executed
- users do not participate at this preliminary stage
- all of the above
Q17 | Which of these factors influence a user’s conceptual model?
- familiarity with similar devices.
- constraints.
- instructions.
- all of the above
Q18 | Formative Evaluation:
- helps improve an interface design
- involves collecting process data.
- helps find reasons for things that went wrong
- all of the above
Q19 | Regarding personas:
- a primary persona needs their own interface
- . multiple secondary personas are combined into a primary persona.
- a persona represents an average user.
- a persona represents the elastic user.
Q20 | Which of the following is the most likely interface metaphor used by a smart phone calendar function?
- restaurant menu
- touchscreen interface
- a paper diary
- mobile technology
Q21 | When desk-checking an algorithm, you should set up a table that contains .
- one column for each input item
- one column for each output item
- one column for each processing item
- all of the above
Q22 | Factors that effect speed of screen reading can be reduced using
- brightened displays
- less words per screen
- colorful display
- negative contrast
Q23 | Which of the following is the estimated amount of time required to complete a task, based on a weighted average of pessimistic, optimistic, and expected duration?
- minimal duration
- earliest completion
- weighted average duration
- most likely duration
Q24 | Regarding gear-up accidents:
- pilots frequently lowered the landing gear instead of the flaps after take-off.
- lt. alphonse chapanis dicovered the cause of the problem in 1975.
- the flap control knobs were replaced by beer tap handles.
- shape-coded wheel and flap controls are still used today.
Q25 | Human speed of reading text is higher at
- tablet screen reading
- mobile screen reading
- book reading
- computer screen reading