1.3 how can usability be considered when designing prototypes

Question 1

what are the 3 things usability can be assessed by and what do they mean

Answer 1

Effectiveness: how easy can users complete tasks with the product

Efficiency: how much effort does the user need to put into the task to complete it

Satisfaction: what do users think about the products ease of user

Question 2

how can usability be enhanced

Answer 2

• making the product usable for a wider population

- making the product do more things

Question 3

how does considering ergonomics in the design process benefit the user

Answer 3

if ergonomics are taken into consideration, the user will have a more pleasurable/ comfortable experience with the product

Question 4

what can ergonomics factor

Answer 4

layout of controls 
use of colour
size and fonts
software user interface
weight of the product
sound and vibration
brightness of screen

Question 5

what are 3 general principles for applying anthropometric data

Answer 5

design for the extreme
design for adjustability
design for average

Question 6

what does the 50th percentile represent

Answer 6

the average

Question 7

list some aesthetic considerations that could be taken into account when designing a product

Answer 7

shape
colour
form