Practice Lecture 2: Keystroke-level Model - I (3.2) - Model-based Design
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Lecture 2: Keystroke-Level Model - I

Practice - Lecture 2: Keystroke-Level Model - I

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does KLM stand for?

💡 Hint: It's a model that helps predict task completion time.

Question 2 Easy

List one operator used in KLM.

💡 Hint: Think of what actions users perform when using a computer.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does KLM help predict?

The time for expert users to perform tasks
User satisfaction
Design feasibility

💡 Hint: Consider the focus of KLM in user interactions.

Question 2

True or False: KLM is specifically designed for novice users.

True
False

💡 Hint: Think about who KLM is built to help.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Analyze the effectiveness of KLM in predicting execution time for novice users learning a new software. Assess the limitations and propose an alternative approach.

💡 Hint: Consider how KLM's focus on expert performance might overlook certain learning curves.

Challenge 2 Hard

Critique the assumption of KLM regarding error-free performance. Discuss how integrating empirical user testing could improve task analysis.

💡 Hint: Think about how users interact with systems imperfectly in everyday use.

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Reference links

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