Goal-Oriented Task Design in Computer Systems

What aspect of interface design is crucial for a smartphone app?

Performance in different lighting conditions (correct)
Color scheme selection
Font style and size
Complexity of the user interface

Why is HCI important in the design of systems like ATMs and vending machines?

To reduce the speed of the system
To increase the cost of the system
To make them usable and efficient (correct)
To make them visually appealing

What is the benefit of HCI in the industry?

To ensure that employees are comfortable using the systems (correct)
To reduce employee productivity
To increase employee workload
To make systems difficult to handle

What is the focus of HCI techniques and methods?

To make systems usable for people with disabilities (D) Signup and view all the answers

Why is HCI crucial in software development companies?

To make software products usable for end-users (B) Signup and view all the answers

What is the result of effective HCI in software products?

Increased sales due to usability (A) Signup and view all the answers

What do users typically expect from advanced computing systems?

To be user-friendly and accessible within a few minutes (A) Signup and view all the answers

What is the primary benefit of HCI in computing systems?

To make systems more accessible to untrained users (C) Signup and view all the answers

What is the concept of 'pre-touch sensing' in HCI?

Detecting user's hand movements (B) Signup and view all the answers

What technology is used for detecting gaze points in HCI?

Eye-tracking technology (D) Signup and view all the answers

What is the primary purpose of IoT devices in HCI?

To collect user data for understanding interaction patterns (C) Signup and view all the answers

What technology is used for accurate gaze detection in HCI?

Both machine learning algorithms and image processing capabilities (A) Signup and view all the answers

What type of task is characterized by a user operating a computer system with a specific objective or goal?

Goal-oriented task (D) Signup and view all the answers

What is an important aspect to consider when designing a user interface for a goal-oriented task?

The complexity of the task (B) Signup and view all the answers

What is an example of an interface-related aspect that must be considered when designing a user interface?

Screen resolution (B) Signup and view all the answers

Why should the mobile version of a website display only important information?

To reduce the user's cognitive load (C) Signup and view all the answers

What is the broader context that HCI considers, in addition to providing better communication between users and computers?

The context and environment in which the system is accessed (C) Signup and view all the answers

What is the primary focus of HCI, in addition to providing better communication between users and computers?

Factoring in the context and environment in which the system is accessed (C) Signup and view all the answers

What is the primary function of speech recognition technology?

To interpret human language and perform tasks for the user (A) Signup and view all the answers

What is the potential benefit of combining HCI with AR/VR technology?

Increased accuracy and quality in task accomplishment (A) Signup and view all the answers

What is the current focus of HCI research?

Targeting brain-computer interfaces and sentiment analysis (B) Signup and view all the answers

What is the role of HCI in fine-tuning man-machine interactions?

To enable devices to interpret and respond to user commands with maximum accuracy (C) Signup and view all the answers

What is the purpose of 'driver monitoring systems'?

To ensure road security (A) Signup and view all the answers

What is the predicted capability of future HCI-enabled eye-tracking systems?

To allow users to scroll through computer screens using their eyeballs (C) Signup and view all the answers

What is the most common bottleneck in many modern interfaces?

Graphics bound (B) Signup and view all the answers

What is the primary function of a graphics card in a computer?

To perform graphics operations (B) Signup and view all the answers

What can limit performance when accessing shared files on a remote machine?

Network capacity (B) Signup and view all the answers

What is an example of an interaction style that involves user input in a natural way?

Natural language interface (B) Signup and view all the answers

What is an example of an interaction style that involves direct manipulation of objects on the screen?

Point and click interface (D) Signup and view all the answers

What is a characteristic of many interactive systems?

Users accept delays when saving updated information (D) Signup and view all the answers