Human-Computer Interaction and User Experience

Questions and Answers

To reduce the development time of the system

To identify technical specifications of the system

To support user or customer work activity needs (correct)

To design a visually appealing user interface

Specifications

Functional requirements

Interaction design requirements (correct)

User needs analysis

To identify user needs and design requirements (correct)

To test the usability of the system

To create a visual design concept

To develop a technical architecture for the system

The emotional impact of the design Signup and view all the answers

Understanding user work and needs in the context of the overall system lifecycle Signup and view all the answers

Functional requirements ensure the usefulness component of the user experience Signup and view all the answers

Extracting user needs and design requirements Signup and view all the answers

Specifications Signup and view all the answers

Getting buy-in from upper management and business stakeholders Signup and view all the answers

To create a system that fulfills user and customer goals Signup and view all the answers

Study Notes

HCI involves the interaction between a human user and a computer system to accomplish a goal
Goal of HCI is to ensure the interaction is effective, efficient, and satisfying for the user

Usability is a part of HCI that focuses on ensuring the interaction is easy to use, productive, efficient, effective, and satisfying
Characteristics of usability include ease of use, productivity, efficiency, effectiveness, learnability, retainability, and user satisfaction
User Experience (UX) is a broader concept that includes usability, emotional impact, and other aspects of human-computer interaction

Contextual inquiry is a research method that involves observing users in their natural environment to understand their work practices and needs
Goal of contextual inquiry is to improve work practice and design systems that support it

Emotional aspects of UX include pleasure, fun, aesthetics, novelty, originality, sensations, and experiential features
Emotional impact of interaction on the user is a crucial aspect of UX

User Interface refers to the visual elements and medium through which users interact with a product or service
UI is a part of UX, which is a broader concept that includes usability, emotional impact, and other aspects of human-computer interaction

Needs and requirements are essential for designing a system that fulfills user and customer goals
Interaction design requirements describe what is needed to support user or customer work activity needs
Functional requirements ensure the usefulness component of the user experience