C1 Flashcards
Why HCI?
Computers and devices should be design with users in mind
System Designers should know users’ task and convert it into executable system
Mistaken view for its not easy to design consistent and robust systems.
Designer - People - User
Cannot be plugged in at the last minute
Developed integrally
Not just a pretty face
Support tasks and forgive careless mistakes
Interface
EC Directive 90/270/EEC rules when designing, selecting, commissioning or modifying software:
Suitable for the task
Easy to use and where appropriate adaptable to the user’s knowledge and appearance
Provides feedback on performance
Displays information in a format and at a pace that is adapted to the user
Conforms the principles of software ergonomics
HCI started in the
Early 1980s
HCI on its early years wasn’t
wasn’t particularly important
HCI was also knwn as
Ergonomics (UK)
Human Factors (NA)
Man-Machine Interaction
HCI disciplines are concerned with
user’s performance
Design + Implementation + Evaluation == Interactive Systems
In the context of
User’s task and work
Original and abiding technical focus of HCI was and is
USABILITY
Three parts of HCI
User - who is trying to get the job done using tech
Computer - any tech
Interaction - communication between the both
Who involved in HCI?
Psychology and Cognitive Science Ergonomics Sociology Computer Science and Engineering Business Graphic Design Technical Writing And many more -- involve the users
What is the underlying principle of HCI?
People use computers to accomplish work
4 major concerns of HCI
People
Computer
Task
Usability (system must support the user’s task)
What real tasks are>
Understanding of tasks at the moment
Study the user’s current task