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What is Human-Computer Interaction (HCI)?
A multidisciplinary field focusing on the design of computer technology and the interaction between humans and computers.
What are the key components of Usability in HCI?
Learnability, Efficiency, Memorability, Errors, and Satisfaction.
Define User Experience (UX).
Encompasses all aspects of the end-user's interaction with a company, its services, and products, including user feelings and behaviors.
What does 'Affordance' mean in HCI?
A property of an object that suggests how it can be used, such as a button that affords pushing.
Why is Feedback important in HCI design?
It provides users with information about the result of their actions, helping them understand what is happening.
What is Consistency in user interface design?
Designing interfaces to behave similarly across different parts of a system or applications.
What does 'Mental Model' refer to in HCI?
The user's understanding of how a system works, which designers aim to match with the system's behavior.
Name two types of consistency in HCI.
Internal Consistency and External Consistency.
What is the principle of Visibility in HCI design?
Making relevant options and information visible to users.
What does Mapping refer to in HCI?
The relationship between controls and their effects to help users understand the system.
What is the purpose of Constraints in HCI?
To restrict possible user actions to prevent errors or guide them.
How does HCI accommodate different types of users?
By allowing flexibility and efficiency of use for both novice and experienced users.
What does the principle of Aesthetic and Minimalist Design advocate?
To design dialogues without irrelevant or rarely needed information.
What is the importance of Help and Documentation in HCI?
It should be easy to search, task-oriented, accurate, and concise to assist users.
What are the steps in the HCI design process?
Understanding Users and Context, Requirements Gathering, Design, Evaluation, and Iterate.
What techniques are used in the Evaluation step of the HCI design process?
Usability Testing, Heuristic Evaluation, and Surveys and Interviews.
Why is HCI important?
It leads to improved user satisfaction, increased productivity, reduced errors, cost savings, and accessibility.