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Human Computer Interface Question Paper

Human Computer Interface

Course:Bachelor Of Science In Information Technology

Institution: Kca University question papers

Exam Year:2010

UNIVERSITY EXAMINATIONS: 2010/2011
SECOND YEAR STAGE EXAMINATION FOR THE DEGREE OF BACHELOR
OF SCIENCE IN INFORMATION TECHNOLOGY
BIT 2308: HUMAN COMPUTER INTERFACE
DATE: DECEMBER 2010 TIME: 2 HOURS
INSTRUCTIONS: Answer question ONE and any other TWO questions
QUESTION ONE (30 Marks)
a) Explain the following: [ 3 marks]
i. Metaphors.
ii. affordance
iii. organic interfaces
b) There are a large number of factors which should be considered in the analysis and design of a system using HCI principles. List and explain any five. [ 5 marks]
c) Discuss briefly the four main factors affecting usability [ 4 marks]
d) List and discuss any three interaction styles [3 marks]
e) User support comes in a number of styles. List six approaches to user support [ 6 marks]
f) Explain the concept of keystroke Level Model(KLM) [2 marks]
g) Compare the characteristics of the following computer-based simulation techniques: [6 marks ]
i) Horizontal prototyping
ii) Vertical prototyping
iii) Scenarios
QUESTION TWO (20 Marks)
a) Using examples describe the stages of Donald Norman’s model of Interaction [ 7 marks]
b) Discuss any four main groups of techniques used in knowledge representation for adaptive help
system. [ 8 marks]
c) Define ergonomics [1 marks]
d) Briefly explain any four principles for the design of a Dialogue structure [4 marks]
QUESTION THREE (20 marks)
a) Discuss the principles affecting learnability of a system [5 marks]
b) Explain the principles of GOMS [ 5 marks]
c) List and discuss briefly Nielsen’s ten heuristics [10 marks]
QUESTION FOUR (20 Marks)
a) List any seven factors to be considered when selection an evaluation technique in HCI [7 marks]
b) Explain using an illustration the process of design [ 5 marks]
c) Explain the concept of WIMP [ 2 marks]
d) Why is multiplicity of theory and perspective important in evaluating CSCW? [ 4 marks]
e) Outline any two principles of use of colours in graphic design [2 marks]
QUESTION FIVE (20 marks)
a) Discuss the characteristics of a usable system [ 4 marks]
b) List and discuss any four techniques which can be used to guide focusing users attention at the interface [ 4 marks]
c) differentiate the terms Groupware and Computer Supported Cooperative Work (CSCW)[ 4 marks]
d) Using an illustration, describe the concept of Activity Theory from HCI perspective. [ 4 marks ]
e) Interface evaluation is the process of assessing the usability of an interface and checking that it meets user requirements. Briefly explain any two advantages and two disadvantages of laboratory studies evaluation technique. [ 4 marks ]

Human Computer Interface Question Paper

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