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Questions Group 1 Questions 1.is the point of human-computer interaction and communication in a device. Ans. User Interface 2.It helps to make interfaces that increase productivity, enhance user experience, and reduce risks in safety-critical systems Ans - HCI 3.What criteria has a main catego...

Questions Group 1 Questions 1.is the point of human-computer interaction and communication in a device. Ans. User Interface 2.It helps to make interfaces that increase productivity, enhance user experience, and reduce risks in safety-critical systems Ans - HCI 3.What criteria has a main categories of game, media/information, electronic commerce, design/editing, and social network service? Answer: APPLICATIONS 4.Give an example of a usertype Answer- EXAMPLE Kids, elders, visually challenged, baby boomers, students, parents, East Asians, athletes, etc. 5. Which principle ensures that content is designed to prevent confusion and errors, helping users avoid mistakes while interacting with a website? Answer: Understandable. 6.Give at least 3 guidelines in Display Layout. - Avoid cluttered displays - Place important items consistently - Place important items at top center - Structure for easy comparison - Establish level of importance - Optimize display density - Align items on a page - Set appropriate page lengths - Choose appropriate line lengths - Use frames when functions must remain accessible 7.What guidelines in taking user input, do not place semantically opposing options. - Avoid Semantic Oppositions 8.What are the 6 HCI principles? Know the user Understang the task Reduce memory load Strive for consistency Remind users and refresh their memory Naturalness 9.It is one of the mobile device guidelines, where its important to show only the most important stuff. This way, user's won't get lost or confused. Ans: Fierce task focus 10. What principle ensures that users with disabilities can interact with a website using only a keyboard, ensuring they can navigate without relying on a mouse?" Answer: Operable. Group2 1. This is the angle subtended by the visible area by the human user in the horizontal or vertical direction Answer: Field of View (FOV): 2. What are the three main components that define a color? Ans: Hue, Saturation Brightness 3. What are the two basic elements for designing good HCI? Ans: Understanding the computer Human behavior 4. Stores momentary and short term information for long term knowledge. Ans: Memory 5. It refers to the ability to control the movements of our arms, hands and fingers for task. Ans. Motor Control 6. It uses touch to provide feedback, involving forces, vibrations, or motions to enhance user interaction. Ans. Haptic 7. It refers to the skin's sensitivity to physical objects, with areas like the fingertip being highly sensitive for interactions. Ans. Tactile resolution 8. What are the key components of human problem-solving? Ans. Sensation, perception, memory, and decision-making. 9. ____ are responsible for color and detail recognition, while ____ detect motion and provide peripheral vision. Ans. Cones, Rods 10. Refers to the amount of sound energy and is synonymous with the more familiar term volume. Ans. Intensity Group 4 Group 4 1-2 What are the two UI layer largely composed of. 3. It refers to a set of software that operates above the core operating system (and underneath the application). 4. Events are enqueued and conveyed to the respective applications/windows. 5. At the lowest level, ______ are handled by the interrupt mechanism of the system software (operating system). 6. It is for creating and managing the user interface elements (e.g., windows, buttons, menus) 7. Is to allow users to operate and manage the applications through its own user interfaces. 8. What is a typical structure of a GUI-based interactive application? 9. A _______ is a rectangular portion of the screen associated with a given application that is used as a space and channel for interacting with the application. 10. Are implemented and executed using the user interface (UI) software layers (collectively the UI layer). Answers: 1-2 API, WINDOW MANAGER 3. UI LAYER 4. SPECIAL PSEUDO 5. INPUT AND OUTPUT 6. API 7. Window manager 8. Top window 9. Window 10. Interactive applications Essay 1. Ergonomics of HCI 2. Difference of usability and user experience 3. Significance of accessibility in HCI 4. Main components of interactive system in hci User interface, input, output