HUMAN-COMPUTER THIRD DIX FINLAY INTERACTION EDITION ABOWD BEALE chapter 2 the computer
chapter 2 the computer
HUMAN-COMPUTER NTERACTION The Computer a computer system is made up of various elements each of these elements affects the interaction input devices-text entry and pointing output devices- screen(small&large), digital paper virtual reality -special interaction and display devices physical interaction -e.g. sound haptic bio-sensing paper-as output(print) and input(scan) memory RaM permanent media capacity access processing-speed of processing, networks
The Computer a computer system is made up of various elements each of these elements affects the interaction – input devices – text entry and pointing – output devices – screen (small&large), digital paper – virtual reality – special interaction and display devices – physical interaction – e.g. sound, haptic, bio-sensing – paper – as output (print) and input (scan) – memory – RAM & permanent media, capacity & access – processing – speed of processing, networks
HUMAN-COMPUTER NTERACTION Interacting with computers to understand human-computer interaction need to understand computers what goes in and out devices, paper sensors etc what can it do? memory, processing networks
Interacting with computers to understand human–computer interaction … need to understand computers! what goes in and out devices, paper, sensors, etc. what can it do? memory, processing, networks
HUMAN-COMPUTER NTERACTION A typical computer system screen or monitor on which there are windows keyboard window 1 mouse/ trackpad variations desktop 口變 laptop PDA 翻 12-37pm the devices dictate the styles of interaction that the system supports If we use different devices then the interface will support a different style of interaction
A ‘typical’ computer system • screen, or monitor, on which there are windows • keyboard • mouse/trackpad • variations – desktop – laptop – PDA the devices dictate the styles of interaction that the system supports If we use different devices, then the interface will support a different style of interaction window 1 window 2 12-37pm ?
HUMAN-COMPUTER NTERACTION How many computers in your house? hands up, none, 1,23 more computers in your pockets? are you thinking PC, laptop PDa??
How many … • computers in your house? – hands up, … … none, 1, 2 , 3, more!! • computers in your pockets? are you thinking … … PC, laptop, PDA ??