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94 Cards in this Set

  • Front
  • Back

Description-similarity slips occur when a more recently done or more often completed activity is done instead of doing a desired activity.

False

The evolution of the simple wristwatch to the smartwatch is an example of the paradox of technology.

True

Bob doesn’t understand the underlying mechanics behind his refrigerator’s cooling system, therefore he can not create a useful conceptual model for it.

False

A system does not necessarily need a signifier to be used as intended.

True

Discoverability will always make a design less aesthetic.

False

Anna meets with her project partner for the first time. After they meet, she asks him for his phone number. As she inputs the number into her phone, she accidentally drops her phone and when she picks it up to finish, she realizes she has forgotten part of the number and asks him to repeat the last 4 digits. This is an example of a lapse in short­term memory.

True

According to Norman, it doesn’t matter where knowledge comes from. What matters is the quality of the end result.

True

A mechanic failing to complete troubleshooting because of distraction is an example or knowledge-based mistake.

False

Use of labels and instructions directly contradict good mapping techniques.

False

The backspace button on a text editor is an example of a sensibility check in designing for error.

False. The backspace button would better be characterized as an undo method in designing for error. Sensibility checks refer more to measuring the correctness of inputs in an operation (Norman 203).

An example of a natural sound is the sound of a bike chain against its gears.

True

In the idea generation or ideation stage of the Human-Centered Design process, it is dangerous to become fixated upon one or two ideas too early in the process.

True

Which Norman design concept is used to bridge both the Gulf of Execution and the Gulf of Evaluation?

Conceptual Model

One of the seven stages of action is the goal. The remaining six stages can be divided into two classifications. Name these two groups and briefly describe what occurs in these stages.

One major classification of the seven stages of action is the execution, where a person formulates and performs an action. Then, the person performs an evaluation of the action, making sense the outcome and comparing it to the initial goal. Page 41 from DOET

What is the difference between an affordance and a signifier?

Affordances are possible interactions between people and their environment, while signifiers are signals telling people what actions are possible, and where to do them.

Give an example and clearly differentiate affordances, signifiers and mapping.

Affordances allow for interactions; signifiers show purpose and operation of certain interactions; mapping is the relationship between the control/operation and the expected/logical result.

Why should excessive feedback be avoided in product design?

Answer: Excessive feedback is distracting for the user and potentially dangerous. Most users will opt to turn off feedback, putting them into possibly dangerous situations the product would warn about.The user’s senses will be dulled by the continuous feedback and potentially miss major errors or high priority feedback. In emergencies, users must waste precious time dealing with the sources of feedback before attending to the emergency.

Explain how a person can learn to use a backpack through at least 3 types of constraints.

Answer: The loops physically constrain which body parts can hold up the backpack to arms. We culturally wear the backpack on our back instead of the front. The purpose of the backpack is to hold items so a semantic constraint could involve wearing the backpack upright so that items do not fall out. The shoulder pads act as a logical constraint since they appear to pad the shoulders. Any combination of three from the above constraints constitute a valid answer. Answers may vary, as there are could be other interpreted constraints on a backpack.

Briefly explain why culture is relevant to technology.

should include/discuss at least two of the following:Because technology is ubiquitous, it needs to be usable by multiple culturesDepending on the culture, natural mappings can varyCulture changes the user’s experience when using technology

Norman talked about 2 drivers of new products. Explain one.

Adding features to match competition – In order to stay in the herd with competitors, companies are constantly using each other as motivators for product innovation OR Adding some feature driven by a new technology – Sometimes the growth is natural when a new technology is discovered

If a sailor had a hard time getting on a boat because the last time his ship sunk what level of processing would best describe this situation and why?

Reflective because the sailor’s decision to not get back on the boat is based on memory of a bad experience on a ship before.

Explain the difference between memory for arbitrary things and memory for meaningful things.

Answer: Items that have relationships between them, or with other items already in memory, are said to be meaningful to retain, while items that seem to have no relationship with other items are said to be arbitrary.

What is the difference between knowledge in the head and knowledge in the world?

Knowledge in the head is found in memory, whereas knowledge in the world is found in one’s surroundings.

Please answer in 1-2 sentences. What are some reasons why designers keep conventions in mind while designing a product?

Designers should keep conventions in mind because changing away from what most people are used to in their culture requires new learning on the user’s part. The merits of a new system are irrelevant if the change itself is upsetting, thus making it more difficult to enact change with a new design that goes against common convention. (149-150)

What is the difference between a slip and a mistake in reference to the seven stages of action and why are they relevant to design?

A mistake affects the Plan and Compare stages that lead to an error in the overall goal of the action that is taken. A slip affects the Specify, Perform, Interpret, and Perceive stages that lead to erroneous occurrences despite correct intention. (DOET pg. 172)

Why are skilled people more likely to fall prey to action slips?

Skilled people tend to preform tasks automatically or under subconcious control, and slips are caused by lack of attention.

Please define the paradox of technology.

Technology simplifies life and makes process easier. At the same time however, with these innovations come more complications in learning how to use the technology. This is the paradox of technology (Norman, pg.32).

Describe the difference between the conceptual model and the system image.

-The system image is what’s available to the user in order to develop a conceptual model.-The conceptual model is built from the system image, and is what’s used to make decisions about using a system.-a model of how the system works in the user’s mind

Give an example of a signifier that might be “bad” for some users, but very helpful for others. In the explanation, mention at least two attributes of a good signifier that are met/not met for that particular user.

Brail would be a bad signifier for seeing users and an excellent signifier for blind users. For a seeing user the brail is neither necessary (applicable) or perceivable (since most seeing users cannot read brail). However for blind users it is applicable because they need further instruction, it is perceivable because they have learned to read brail and should be able to find it if it is placed according to convention, and it is also instructional because it would tell them what information they are lacking.

List four of the different multiple sensory modalities used to convey information in order to maximize the efficiency of short term memory.

sight, sound, touch (haptics), hearing, spatial location, and gestures.

Explain in your own words what the “cybermind” is.

The technology you turn to when you need to know something. The cybermind doesn’t always produce the answer, but it can produce sufficient clues so that we can generate the answer.

Which group of people is most prone to mistakes?

Inexperienced / untrained people.

What are the strengths and weaknesses of using recorded or simulated speech as sound feedback?

Speech can transmit very detailed, complex information that cannot be achieved with simpler sounds, but in noisy environments it can be difficult to make out, and it is often unnecessarily disruptive (Norman, Page 202).

Describe the swiss cheese metaphor used in Reason’s Swiss Cheese Model of Accidents. What has to happen for an accident to occur?

Each slice of cheese represents a condition in the task being done, and each hole is an opportunity for a task to fail. An accident can only occur if holes in every slice are lined up just right (Norman, Page 208).

Name and provide a short description of each of the 4 phases of the Human Centered Design process. Be sure to name the 4 phases in order in which they would typically occur.

Observation, Ideation, Prototyping, Testing

Which of the following do designers use to bridge to Gulf of Execution? (Circle all that apply).SignifiersMappingFeedbackConceptual ModelConstraints

Signifiers, Mapping, Conceptual Model, Constraints

Which of the following scenarios does NOT correspond to any stages from the Seven Stages of Action?

Reading a cook book because you’re hungry.


Finishing your homework and checking over your answers.


Reviewing a shopping cart design to see if it improves user experience

What is an affordance?

The relationship between the properties of an object and the capabilities of an agent.

Norman suggests that examples of poor indicators that result from reduction costs include:

Single indicator lights


High pitched beeping noise

Which of the following has the LEAST effective mapping?

A single light is controlled by 2 light-switches at the top and bottom of some stairs.

Which of the following is NOT an example of culture affecting the design of a product found in Norman’s book?

Layout of burners and knob controls for a stove


Information input design for Aircraft during landing and take-off

What is Norman’s suggestion for how design teams should operate?

Have design teams always studying the market for potential products and customers.

Which of the following does not drive a visceral response

Taste

Long term memory can be inaccurate because

false retrieval can impede correct retrieval

Knowledge in the head

can be found in working memory

Choose the best answer. A convention is a _________ type of constraint, meaning that it provides the people within a community with a guideline of behavioral characteristics.

cultural

Due to a distraction a nurse forgets to record the temperature of a patient after taking the their temperature with a thermometer is an example of:

memory-lapse mistake

An experienced X-Ray Technician is putting in settings for a new patient, and accidentally sets the intensity to the more commonly used default intensity. How would you classify this?

Capture slip

An experienced X-Ray Technician is putting in settings for a new patient, and accidentally sets the intensity to the more commonly used default intensity. How would you classify this?

Ubiquity

Norman often talks about the design of basic switches and controls. For example, he mentions that a popular model for a plane has identical-looking switches for landing gear and flaps right next to each other and they are often confused. The error in the design of these switches is one of ________ as it relates to discoverability.

mapping

Simplified models (conceptual models) are valuable as long as

the assumptions that support them still hold true

Which of these is an affordance not a signifier?

A knob that makes you think you can turn it.

______________ is a special learning technique used to remember large amounts of material, often after only a single exposure.

Mnemonics

Which is not an example of Memory in Multiple Heads/Devices?

Street Signs

Knowledge based mistakes occur when ______ events occur.

unfamiliar

Which of the following is NOT a way a designer can help minimize slips and mistakes.

Make the initial steps of a procedures as similar as possible

Which of the following is an example of a poor use of sound as feedback?

A smartphone that beeps every time you touch the screen.

Human-Centered Design (HCD) is visually depicted in DOET as a process which follows a perfectly circular path. The visual representation that more realistically depicts the trajectory of the HCD process is that of a __________:

Spiral

The major design elements of ________ and a good ________ help bridge the gap of the Gulf of Evaluation

feedback, conceptual model

Users can gain insight into the designer’s conceptual model from the _____________.

system image

Perceived affordances often act as ______.

signifiers

____________ and the user’s conceptual model both compose how a user interacts with a product.

Culture

Cost reduction decisions can result in _________ like single indicator lights.

Poor Feedback mechanisms

Jenny quickly learned how to change her computer screen output to her television because her HDMI chord only matched one spot on both the television and computer hardware due to the size and number of pins. Since only ONE input/output on either device offered enough pins, Jenny used a _____________ constraint that helped her find out where she should put the chord.

logical

If people from different cultures were asked to draw time lines, some resulting time lines would have the most recent years on the right of their timeline, and other cultures would have time lines that resulted in the most recent year to be on the left. This distinction, which would indicate proper design for interaction, is known as choice of ___________.

metaphor

Norman argues that adding features to match ___________________ is 1 of 2 possible drivers for new products

competition

The Behavioral is a _______ based emotion

expectation

Artificially structuring seemingly random objects into a more memorable arrangements by using mnemonics is called ______.

rote learning

Knowledge in the ________ takes time to acquire, usually through learning.

head

Fill in the blank. A cultural _________ bridges the gap between perceived affordance (ie: a doorknob’s graspability) and potential actions (opening a door).

???

______-errors can be both slips and mistakes.

Memory-lapse

Letting someone borrow your pen and then walking away without getting it back is an example of a _________ slip.

memory-lapse

The best way to account for the paradox of technology as a designer is to have a __________ learning curve for users to get acclimated to the product design.

low

________________ checks can verify that the requested operation in a system is within reason.

Sensibility

In order for a signifier to be effective, it must be _____________, ________, and __________.

applicable, perceivable, instructional

The ability to perceive possible actions and how they are performed, as well as the current state of the device, is called __________.

discoverability

Shorter memory is also known as

working memory

Daniel Wegner, a Harvard professor of psychology, calls the process of multiple people recalling something that no single person could have recalled ____________________.

transitive memory/ cybermind

John lives in the country, and his normal commute is 30 miles. The drive usually takes him a half hour. John is visiting a friend in Midtown Atlanta who is 30 miles away. He says he should be there in a half hour. John arrives late. This is an example of a ______ based mistake.

rule

After seeing an occurrence in the world, Joe starts to think about some possible actions. This action cycle would be classified as _______-driven behavior.

data/event

Sound created by a speaker is an example of _______ sound.

artificial

The shape of each of the two diamonds in the Double-Diamond model represent the __________ and ___________ of possibilities, first to determine the appropriate problem and then to determine the appropriate solution.

divergence, convergence

The Gulf of Execution is where the user tries to figure out what state it is in and whether their actions got them to their goal.

false

The Seven Stages of Action cycle always starts with a goal, then goes through the three stages of execution, and ends with three stages of evaluation.

False

An affordance is a signal that informs people of proper actions: what should be done, and where to do it.

False

In general actions should be confirmed and provide immediate feedback.

True

When getting into the driver’s seat of a car in the United Kingdom, Katie remembers to enter the right door instead of the left door, which she usually enters from in the United States. This is a cultural constraint.

True

As long as a product is useful, one should expect a new product that breaks convention to bring a period of confusion amongst its users.

True

The reflective stage is the only level that uses a person’s consciousness.

False

In practice, Human Centered Design is generally accepted as the default design approach

False

A major challenge with LTM is in organization.

True

A signifier is an example of knowledge in the world.

True

If someone were to redesign the keyboard and put the most common letters in easy-to-reach spots, the public would quickly adapt to this new design because it is more efficient.

False

Errors occurring after conscious, correct deliberations are slips.

False