Deck 9: Improving the Usability of Health Informatics Applications

Question 1

The broad goals of usability are to promote acceptance and use of systems through improved interactive systems, software, developing new kinds of applications to support specific work, and promoting job optimization with the use of information systems. A user interface can effectively disappear if which of the following is correct?

A)The system is designed well.
B)The system has multiple partners.
C)The system has a comprehensive set of instructions.
D)The system has little to no downtime.

Answer 1

The system is designed well.

Question 2

Which of the following entities does not support a role for informaticians in the future?

A)Informaticians require a graduate education.
B)The recent interest in usability will provide interesting work for health informaticists in the future.
C)Informaticians support the training of new systems.
D)Informaticians are key members of the life cycle discussions.

Answer 2

Informaticians require a graduate education.

Question 3

Which of the following frameworks is based on work-centered research and distributed cognition?

A)The FITT framework
B)UFuRT (User, Function, Representation, and Task analysis) framework
C)Human, Organization, Technology-fit (HOT-fit)
D)The Staggers Human-Computer Interaction Framework

Answer 3

UFuRT (User, Function, Representation, and Task analysis) framework

Question 4

Usability experts cite three main goals of HCI and usability. Which of the following is not a usability goal?

A)Effectiveness
B)Efficiency
C)Replication
D)User satisfaction

Question 5

Ethnographic studies have been incorporated within health care settings by informaticians to glean data at the point of care. Which of the following statements about ethnography is true?

A)Ethnography is a quantitative method from anthropology and sociology that includes fieldwork and analysis of people in cultural, social settings.
B)In ethnography researchers describe the person of interest's point of view focusing on experience and interactions in social settings rather than the actions themselves.
C)Ethnography is an outdated method of inquiry.
D)The use of ethnography is criticized as a method to determine HCI effectiveness.

Question 6

Usability studies can be used to support IT in a number of ways. Which of the following are reasons to complete these studies in a health care setting?

A)Assesses the adequacy of a design or redesign early in the systems life cycle
B)Helps determine or clarify users' requirements determination
C)Creates an interest in learning the new system
D)Determines the actual price of the system
E)Supports infrastructure

Question 7

Usability tests are systematic and structured examinations of the effectiveness, efficiency or satisfaction of any component or interactions in the human-computer interaction framework(s). Which of the following is an example of a usability test?

A)Identifying appropriate hours to offer patients sleep medication
B)Completing a longitudinal study of nursing effectiveness during lunch hours
C)Exploring time management strategies in central supply
D)Describing the satisfaction with a new computerized provider order entry (CPOE) application.

Question 8

Which of the following types of usability studies consists of a detailed review of a sequence of real or proposed actions to complete a task in a system?

A)Simplified usability tests using early prototypes
B)Cognitive walkthrough
C)Heuristic evaluations or heuristic inspection methods
D)Exploratory test

Question 9

_____________________________ is the study of how people design, implement, evaluate and use interactive computer systems

Question 10

The scientific study of the interaction between people, machines, and their work environments is which of the following?

A)Ergonomics
B)Human-computer interaction (HCI)
C)Human factors
D)Usability

Question 11

____________________________ guide health informaticists in completing user-centered design processes, usability tests, IT adoption evaluations and usability research.

Question 12

_________________________ is the study of how people design, implement, and evaluate interactive computer systems in the context of users' tasks and work.

Question 13

Usability is a subset of HCI and one of its major components. Which of the following are usability topics?

A)Using an application
B)Learning to use a system
C)User satisfaction
D)Efficiency
E)Error-free/error-forgiving interactions

Question 14

Ergonomics focuses on which of the following?

A)The ability of the nurse to complete computer processing
B)Correct posture while keyboarding
C)Establishing protocols for benchmarking
D)The physical design for safety, comfort, and convenience