Basic Concepts Flashcards
Understanding the basic concepts used in UXQB
What concept measures the extent to which an interactive system is effective, efficient and satisfying to use in a specified context of use?
Usability
An interactive system that supports what users need to do to reach their goals, is…
Effective
Do users need to figure out how to accomplish their task, for an interactive system to be effective?
Yes, the user needs to be able to figure out how to achieve their goal.
An interactive system that supports users in carrying out their tasks using as few resources (acceptable amounts) as possible, is…
Efficient
What is the most common measure for the use of resources by a user?
Time / How quickly a user can complete their task.
An interactive system that is pleasant to use, is …
Pleasant
Do all users need to be able to use a system, for it to be usable?
No, only the specified users need to be able to use the system to achieve their goals, for the system to be usable.
Does a user need to be able to achieve everything in a system effectively, efficiently and in a satisfying way, for the system to be usable?
No, only the specific goals for the specific user need to be achieved effectively, efficiently and in a satisfying way, for the system to be usable.
Effectiveness comprises the accuracy and … with which users achieve specific goals.
Accuracy and completeness are the measures for effectiveness.
Effectiveness comprises the … and completeness with which users achieve specific goals.
Accuracy and completeness are the measures for effectiveness.
The extent to which an actual outcome matches the intended outcome, is called …
Accuracy
The extent to which the use of a system (service or service) produces all the intended outcomes, is called …
Completeness
How can the completeness be measured?
(Number of users who achieve a specified goal) / (Number of users who attempt to reach the specified goal)
Resources used in relation to results achieved
Efficiency
Do only financial resources count for efficiency?
No, also time, human effort or material resources.
The extent to which the user`s physical, cognitive and emotional responses from use of an interactive system meet the user’s needs and expectations?
Satisfaction.
Do effectiveness and efficiency influence satisfaction?
Yes, effectiveness and efficiency influence satisfaction.
What method is used to measure satisfaction (most often)?
Questionnaires are most often used to measure satisfaction.
How does satisfaction differ from user experience?
Satisfaction results only from actual use. It is a part of the user experience.
Can the appearance of a website influence satisfaction?
Yes, the appearance of a website can influence satisfaction.
Are high prices of a web shop part of satisfaction?
No, high prices do not result from use. They may influence the user experience.
Are unacceptable terms of service of a web shop part of satisfaction?
No, high prices do not result from use. They may influence the user experience.
A goal describes …
The intended outcome.
Goals are used in human-centered design to …
… express the intention of users.
Are technical solutions part of a goal?
No, technical solutions are not part expressing the intent of a user.
In what form is a goal expressed?
As a condition or state.
In what form is a task expressed?
As an activity.
A … is expressed as an activity.
Task
A … is expressed as a condition or state.
Goal
What does a user interface provide to the user of an interactive system?
Information and controls.
A user interface provides information and controls to the user, for the user to …
accomplish specific tasks with the interactive system.
What comprises the user interface of an interactive system?
All components that provide information and controls to the user.
What is the purpose of a Dialogue in an interactive system?
The purpose is to help the user achieve a goal.
How does a dialogue shape the interaction of a user with an interactive system happen.
The user performs actions (input) and the interactive system responds (output).
A combination of hardware, software and service that users interact with in order to achieve specific goals is called an …
Interactive System
An interactive system is a combination of hardware, software and …
… services
An interactive system is a combination of …, software and services
… hardware
An interactive system is a combination of hardware, … and services
… software
Are destination boards in airports interactive systems?
Yes, a destination board is an interactive system even though the user does not provide input.
Are packaging, user documentation, on-line help, support and training part of an interactive system?
Where appropriate yes.
The family of ISO standards covering human-centerd design is Nr.
ISO 9241
ISO 9421 is the family of ISO standards …
covering human-centered design
The extent to which an interactive system enables users to interact with it effectively, efficiently and with satisfaction regardless of disabilities, is called …
Accessibility
What kind of disabilities can hinder the use of an interactive system?
Reduced vision, hearing, dexterity, cognition, physical mobility, etc.
A user with reduced vision is not able to use an interactive system effectively. Is the system accessible?
No, for the system to by accessible the user needs to be able to use it effectively, efficiently and with satisfaction.
A user experience professional plans and manages the …
human-centered design process.
A user experience professional … the human-centered design process.
A user experience professional plans and manages
A user experience professional identifies and describes the …
context of use
A user experience professional … the context of use
A user experience professional identifies and describes
A user experience professional derives the …
user requirements
A user experience professional … the user requirements
A user experience professional derives
A user experience professional creates the …
information architecture and navigation structure
A user experience professional … the information architecture and navigation structure
creates
A user experience professional defines and conceives the …
interaction between humans and the interactive system
A user experience professional … the interaction between humans and the interactive system
defines and conceives
The user experience professional conceives and defines the interaction between humans and the interactive system based on …
the context of use and user requirements
A user experience professional designs the
graphic part of the user interface
A user experience professional … the graphic part of the user interface
designs
A user experience professional carries out …
usability evaluations of user interfaces
A user experience professional … usability evaluations of user interfaces
carries out
When does a user experience professional carry out usability evaluations of user interfaces?
In various stages of realisation / throughout the human-centered design process
Satisfaction, Effectiveness and Efficiency comprise …
Usability
Usability is comprised of …
S - Satisfaction
E - Effectiveness
E - Efficiency
A users perceptions and responses before, during and after the use of an interactive system form the …
User Experience
Is the anticipated use of an interactive system part of the user experience?
Yes
Can usability criteria be used to measure user experience.
Usability criteria can be used to measure part of the user experience. Usability is mainly about the interaction with the interactive system. While user experience takes into account what happens before and after use.
Which part of usability is most influential for user experience?
Satisfaction is the most influential part of usability for …
What is the common abbreviation for user experience?
UX
User experience is the satisfaction during … use
anticipated, actual and after
A set of activities undertaken in order to achieve a specific goal is called …
A Task
Tasks can be subdivided into …
Subtasks
Are subtasks suited as usability test tasks?
No, they are too specific
