Human-Computer Interaction Concepts

What is the primary focus of usability in human–computer interaction?

Which of the following is NOT a characteristic of usability?

What does learnability in usability refer to?

Which aspect of usability relates directly to how productive a user can be when using a computer system?

How does effectiveness in usability contribute to human-computer interaction?

Human-Computer Interaction (HCI)

Interaction occurs between human users and computer systems to accomplish tasks.
Encompasses a wide scope of engagement between users and technology.

Usability in HCI

Focuses on ensuring interactions are effective, efficient, and satisfying.
Includes various characteristics essential for a positive user experience:
- Ease of Use: How straightforward and intuitive a system is for users.
- Productivity: The capability of users to perform tasks efficiently.
- Efficiency: Time and resources required for users to achieve their goals.
- Effectiveness: The accuracy and completeness of users' performance.
- Learnability: How quickly users can become proficient in using the system.
- Retainability: The ability of users to remember how to use the system over time.
- User Satisfaction: The overall contentment of users with the interaction experience.
Guided by standards such as ISO 9241-11, established in 1997, which outlines criteria for usability assessments.

Explore the fundamentals of Human-Computer Interaction (HCI) and usability. This quiz delves into the characteristics that make interactions with computer systems effective, efficient, and satisfying for users. Test your understanding of key concepts and ISO standards related to usability.