Human Computer Interaction (HCI) Flashcards
studies how we interact with computers, and invents new technologies to facilitate such interactions
HCI
the humans view of a computer (external presentation to the user); person expresses intention to a computer, and the computer presents feedback
user interface
the actions by the user and the system over time; a dialog, with the user manipulating controls and the system responding with feedback
user interaction
types of modern user interfaces
command line interface (CLI); graphical user interface (GUI)
input lines of text into a terminal to issue different instructions and perform operations
command line interface (CLI)
interact with graphical icons and audio, usually through a pointing device; a text-entry device; a display
graphical user interface (GUI)
common interface evaluations
A/B Testing; Fitt’s Law
multiple versions of the same interface are launched at teh same time to different users, to see which ones perform better at achieving our goals
A/B testing
estimate the time required to use a pointing device to select items in a GUI
Fitts’ Law