Lecture 1: Human Computer Interaction and Usability Introduction

Question 1

What is Human Computer Interaction (HCI) ?

Answer 1

Human Computer Interaction (HCI) is a discipline concerned with the design, implementation and evaluation of interactive computing systems for human use.

Question 2

Why is Human Computer Interaction (HCI) important?

Answer 2

Human Computer Interaction (HCI) is about designing computer systems that support people so that they can carry out their activities easily, efficiently, safely and with some enjoyment. It will ensure users return to use an application once again.

Question 3

What are the 6 aspects of Human Computer Interaction?

Answer 3

1. Software Interface
2. Hardware Interface
3. Responsiveness
4. Feedback
5. Adaptiveness
6. Ergonomics

Question 4

What is usability?

Answer 4

Usability is how well users can use the system’s functionality.

Question 5

What are the 5 dimensions of usability?

Answer 5

1. Learnability
2. Efficiency
3. Visibility
4. Errors
5. Satisfcation