Quiz 1 Flashcards
(9 cards)
is a discipline concerned with the design,
evaluation and implementation of interactive systems for human use and with study of major phenomena surrounding them.
Human-Computer Interaction (HCI)
is the study of interaction between people (users) and computers. Interaction between users and computers occurs at the user interface. The golden principle in HCI is that “people should come first”
Human-Computer Interaction (HCI)
The HCI Challenge (1, 2*3)
HCI
Technology
-What can it do
-How can it be built?
-What are the possibilities
People
-What are people doing
-How would it fit it?
-What would they do with the technology
HCI is NOT ABOUT (3)
-Making the interface look pretty
-Only about desktop computers
-Something that would be nice to do but usually there’s no time for it
HCI is ABOUT (6)
Understanding the users
Understanding users’ tasks
Understanding the surrounding environment
GUI requirements gathering and analysis
Design prototype
Evaluate the system
Goals of HCI (1, 1*4)
- “is to develop or improve the safety, utility, effectiveness, efficiency and usability of system that include computers.” (Interacting with computers, 1989, p3)
- The goals of HCI are to produce usable and safe systems, as well as functional systems. In order to fulfill that, developers must attempt to:
- Understand how people use technology
- Building suitable systems
- Achieve efficient, effective, and safe interaction
- Put people first
A usable system is: __ (7)
- easy to use
- easy to learn
- easy to remember how to use
- effective to use
- efficient to use
- safe to use
- enjoyable to use
Why is usability important? (4)
A Good user-interface can:
- Earn a company billion.
- Increase user’s loyalty.
- Increase users trust.
- Makes users happy
A Bad user-interface can: (4)
- be annoying, embarrassing, frustrating, and even deadly.
- Increase mistakes in data entry and system operation.
- Makes functions become completely inaccessible.
- System failure because of user rejection.
