1- HCI

Question 1

the study of the design, evaluation and implementation of interactive computing system for human use and the major phenomena surrounding them

Answer 1

human computer interaction

Question 2

three parts of HCI

Answer 2

users, computer, interaction

Question 3

a group of working together. an appreciation of the way peoples sensory system(sight, hearing, touch) relay information is vital

Answer 3

user

Question 4

referring to any technology ranging from desktop computers, to large scale computer systems

Answer 4

computer

Question 5

there are obvious differences between human and machine. in spite of this, HCI attempts to ensure that they both get on with each other and interact successfully

Answer 5

interaction

Question 6

what is the goal of hci

Answer 6

produce usable and safe system as well as functional systems

Question 7

a usable system is

Answer 7

easy to learn, easy to remember how to use, effective to use, efficient to use, safe to use, enjoyable to use

Question 8

factors in HCI

Answer 8

A. Organisation Factors - Training, job design, politics, roles,
work-organisation
B. Environmental Factors - Noise, heating, lighting, ventilation
C. Health and Safety Factors
D. The User - Cognitive processes and capabilities, Motivation,
enjoyment, satisfaction, personality, experience
E. Comfort Factors - Seating, equipment, layout.
F. User Interface - Input devices, output devices, dialogue
structures, use of colour, icons, commands, navigation,
graphics, natural language, user support, multimedia,
G. Task Factors - Easy, complex, novel, task allocation,
monitoring, skills
H. Constraints - Cost, timescales, budgets, staff, equipment,
buildings
I. System Functionality - Hardware, software, application
J. Productivity Factors - Increase output, increase quality,
decrease costs, decrease errors, increase innovation

Question 9

Some of the main disciplines which
have contributed to HCI are:

Answer 9

A. Computer Science
* technology
* software design, development & maintenance
* User Interface Management Systems (UIMS) &
User Interface Development Environments (UIDE)
* prototyping tools
* graphics

B. Cognitive Psychology
* information processing
* capabilities
* limitations
* cooperative working
* performance prediction
C. Social Psychology
* Social & organizational structures
D. Ergonomics/Human Factors
* hardware design
* display readability

E. Linguistics
* Natural language interfaces

F. Artificial Intelligence
* Intelligent software

G. Philosophy, Sociology & Anthropology
* Computer supported cooperative work (CSCW)
H. Engineering & Design
* graphic design
* engineering principles