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Bbit 314:Human Computer Interaction 1St Trimester 2017 Question Paper

Bbit 314:Human Computer Interaction 1St Trimester 2017

Course:Bachelor Of Business Information Technology

Institution: Kenya Methodist University question papers

Exam Year:2017

HUMAN COMPUTER INTERACTION (BBIT 314) ( BSIS 430)1ST TRIMESTER 2017
KENYA METHODIST UNIVERSITY

END OF 1'ST 'TRIMESTER 2017 (PT) EXAMINATION

SCHOOL : SCIENCE AND TECHNOLOGY
DEPARTMENT : COMPUTER SCIENCE
UNIT CODE : BBIT 314/BSIS 430
UNIT TITLE : HUMAN COMPUTER INTERACTION
TIME : 2 HOURS

Instructions:

Attempt question ONE and any other TWO
Question One.

Explain the following terms as used in HCI
Problem space
[2 marks]
Information space
[2 marks]
Interaction style
[2 marks]

Elaborate on four factors that influence system usability
[8 marks]

What are the typical goals of HCI?
[5 marks]

How can a designer focus user attention to important objects in an interface?
[6 marks]

What factors should a designer consider when deciding on which interaction style to choose?
[5 marks]
Question Two.

Cognitive theories are classified as either computational or connectionist. How does each of the two approaches influence design?
[6 marks]

According to the Gestalt Constructivist Laws of perceptual organization. Discuss four factors that determine grouping of elements on an interface.
[8 marks]
File:HUMAN COMPUTER INTERACTION (BBIT 314) ( BSIS 430)1ST TRIMESTER 2017 01.png
Problem Case This picture shows a signage on the direction of room location in a

Hotel.

Required:

What is the problem with this signage and how can it be solved?

[6 marks]
Question Three.

Qualify the following statements as either Analogical or propositional.
A suit design
[2 marks]
A mouse has two buttons
[2 marks]
Clearly distinguish between gulf of evaluation and gulf of execution. [ 4 marks]
Describe how users and designers can bridge each of the above gulfs.
[6 marks]
A problem with the ’metaphor as model’ approach is the difficulty of introducing new functionality
which does not fit into the interface metaphor. Explain how designers solve such problems. [6 marks]
Question Four.

Explain the importance of cognitive aids in Interface design
[5 marks]
What is the importance of knowledge of the world in interaction design?
[5 marks]
Outline the purpose of Cognitive Task Analysis
[4 marks]
A widely used method of cognitive task analysis is GOMS. Discuss how this methodology works.
[6 marks]

Bbit 314:Human Computer Interaction 1St Trimester 2017 Question Paper

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