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INF1520 - Assignment Questions and Answers
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INF1520/203/1/2018Tutorial Letter 203/1/2013
Human-Computer Interaction 1
INF1520
Semester 1
School of Computing
IMPORTANT INFORMATION:
This tutorial letter contains the answers for assignment 3 semester 1.
, CONTENTS
Page
1 INTRODUCTION .......................................................................................................................... 3
2 ANSWERS TO ASSIGNMENT 3 INF1520.................................................................................... 3
2
, INF1520/203/1/2018
1 INTRODUCTION
Dear student
This tutorial letter contains information about the answers to assignment 3 semester 2.
By now you should have received the following tutorial letters:
TUTORIAL LETTERS PRESCRIBED MATERIAL
INF1520/101/3/2018
INF1520/102/1/2018
INF1520 Study Guide – TUT102
INF1520/201/1/2018
Units 1 to 5
INF1520/202/1/2018
Tutorial letters can also be downloaded from myUnisa or www.osprey.unisa.ac.za, which is the official
web site of the School of Computing. https://my.unisa.ac.za also offers services to students but the
lecturers do not have direct control over the information provided there.
INF1520 Team
2 ANSWERS TO ASSIGNMENT 3 INF1520
Semester 1 Assignment 3
Please note the following:
This is a self-evaluation assignment, which means you should not submit your answers.
It will also not count towards the semester mark for INF1520.
3
, Assignment 3
Question 1
A process whereby a product is gradually improved over time is referred to as:
1. Affordance design
2. Evolutionary design p42 Unit 3
3. Improved design
4. Consistent design
5. Changing design.
Question 2
Which of the following are the reasons why designers go astray?
A. They do not pay enough attention to the aesthetics of their designs.
B. They are not typical users.
C. They have to please their clients, who may not be end-users.
Options:
1. A, B and C
2. A and B
3. A and C
4. B and C p 42-44
5. B only.
Question 3
Which of the following aspects work against evolutionary design?
A. New versions of a product are already under design before the old ones are in use.
B. Adequate mechanisms for collecting and feeding back experiences of customers do not
exist.
C. New ‘improved’ versions of a product come out that do not evolve gradually from the good
properties of previous one.
D. Designers have to make something different and individual – even if another company has
already produced the perfect version of the product.
Options:
1. A, B, C and D p 42-43
2. B, C and D
3. C and D
4. B and D
5. B only.
4
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