HCI Qiz 1 Flashcards
it refers to the interaction of humans and computers. It can also be linked to the word Interface which where the interaction takes place
Human Computer Interaction
FACTORS IN HCI
Organization Factors
Environmental Factors
The User
Comfort Factors
User Interface
Task Factors
Constraints
System Functionality
Productivity Factors
It is about Training, job design, politics, roles, work organization
Organization Factors
Factors is about Noise, heating, lighting, ventilation Health and Safety Factors
Environmental Factors
factors is about Cognitive processes and capabilities Motivation, enjoyment, satisfaction, personality, experience
The User
Factors is about Input devices, output devices, dialogue structures, use of colour, icons, commands, navigation, graphics, natural language, user support, multimedia,
User Interface
factors is about Seating, equipment, and layout.
Comfort Factors
Factors is about Easy, complex, novel, task allocation, monitoring, skills
Task Factors
Factors is about Cost, timescales, budgets, staff, equipment, buildings
Constraints
Factors is about Hardware, software, application
System Functionality
Factors is about Increase output, increase quality, decrease costs, decrease errors, increase innovation
Productivity Factors
COMPONENTS OF HCI
Human
Computer
Interaction
It refers to a person or group that uses the computer system
Human
It refers to any technology ranging from small devices such as mobile phones to large scale computers. It can also be a website or anything with interface.
Computer
It is the process when a user makes an action and the computer gives a response or feedback
Interaction
a discipline that software designers can follow to evaluate a business system, website, or mobile application. It is about creating effective user interfaces.
Usability
5 quality components of Usability According to Nielsen Norman Group
Learnability
Efficiency
Memorability
Errors
Satisfaction
How quick can they perform a certain tasks once they know how to use the application?
Efficiency
Is it easy to learn?
Learnability
Are the commands, controls, and other functions easy to remember?
Memorability
How many errors do users make when using the application?
Errors
How satisfied are the user with the application?
Satisfaction
CATEGORIES OF USER
Expert
Occasional
Novices
These are users with detailed knowledge of that particular system.
Expert
These are users who know well how to perform the tasks they need to perform frequently.
Occasional
These are users who have never used the system before.
Novices
USER RESPONSE TO POOR DESIGN
CONFUSION
BOREDOM
FRUSTRATION
ANGER
When you are designing a user interface, make sure that all elements are easy to find and easy to understand what they are for. Don’t make users guess what to do.
CONFUSION
People have expectations when using something. If these expectations are not met
BOREDOM
Imagine that deadline of your project is tomorrow and yet you are nowhere near completion because you ended up spending most of your time understanding how to use the required application.
FRUSTRATION
This can be the most severe response a user can give after frustration especially when under extreme pressure.
ANGER
