Session 12: User centered design, task analysis/GOMS

Question 1

What is User Centered Design?

Answer 1

A methodology that place the user at the forefront of the development process.

Question 2

Principles of UCD?

Answer 2

1. Early focus on Users and Tasks
2. Empirical Measurement
3. Iterative Design
4. Integrated Design

Question 3

Importance of User Feedbacks?

Answer 3

1. Identifying pain points
2. Validating design choices
3. Increasing user satisfaction
4. Reducing development cost

Question 4

User Personas and Scenarios?

Answer 4

User Personas : Fictional charachters that represent key user groups.

Scenarios : Narrative descriptions of how personas would interact with the system in real-life situation.

Question 5

What is iterative design process?

Answer 5

Fundemental aspect of UCD, involving repeated cycles of Prototyping, Testing, and Refining.

Question 6

Task Analysis?

Answer 6

A systematic approach to understanding the tasks which users perform to achieve their goal

Question 7

Tasks Decomposition Techniques?

Answer 7

1. Flowcharts
2. Use Cases
3. Hierarchichal Structures

Question 8

GOMS model?

Answer 8

A predictive model of human performance that helps in anlyzing and optimizing user interactions.
Goal, Operations, Methods, Selection Rules

Question 9

3 Tasks types?

Answer 9

1. Goal-oriented
2. Hierarchichal
3. Cognitive