Chapter 1

Question 1

A problem has been detected in a HCI system. What are 5 different approaches to implement a solution to this problem?

Answer 1

1. Equipment design changes

> change physical equipment humans work with

2. Task design changes

> change what operators do

3. Environmental design changes

> change physical environment where task is carried out

4. Training

> prepare the operator better

5. Selection

> select most suitable and skilled operator for the task

Question 2

What can be defined as the goal of human factors?

Answer 2

Making the human interaction with systems one that enhances performance and increases safety, health, usability and user satisfaction.

Question 3

What is the best way to demonstrate the value of human factor to management?

Answer 3

Performing a cost/benefit analysis.

Question 4

In a FRONT END ANALYSIS:

What 4 questions should one be abled to answer before design solution are generated?

Answer 4

1. Who are the product/system users?
2. What are the major functions to be performed by the system (by person/machine)?
3. What are the environmental conditions under which the product/system will be used?
4. What are the users preferences/requirements for the product?