Human-Computer Interaction Fundamentals

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What is the primary mechanism used in LCD displays to control the light that reaches the user's eye?

Polarization of external light (correct)

Emission of light by the crystals

Absorption of ambient light

Reflection of internal light

What is a characteristic of digital paper that distinguishes it from other display technologies?

It retains its contents when power is turned off (correct)

It requires constant power supply

It can only be written to mechanically

It can only display static content

How can 3D environments be interacted with using a 2D device such as a mouse?

By using a special 3D mouse

By using the human mind's capability to handle multiple degrees of indication (correct)

By using a 3D joystick

By using a virtual reality headset

What is a characteristic of head-up displays?

They are a type of special display device Signup and view all the answers

What is the purpose of using sounds to confirm a right action in human-computer interaction?

To speed up interaction Signup and view all the answers

What is the focus of physical control in human-computer interaction?

Both the function and physical design of controls Signup and view all the answers

What is the primary goal of Ubiquitous Computing?

To create a computing infrastructure that fills out the physical environment so much that we do not notice the computer any longer Signup and view all the answers

What is the primary function of software agents in Agent-Based Interfaces?

To perform actions for the user Signup and view all the answers

What is the primary characteristic of Multi-Modality Interaction?

It relies on the use of multiple human communication channels Signup and view all the answers

What is the primary goal of Computer-Supported Cooperative Work?

To create a system that allows interaction between humans using computers Signup and view all the answers

What is the primary function of sensors in Sensor-Based Interaction?

To gather information about the user's behavior and adjust the computer's actions accordingly Signup and view all the answers

What is the primary challenge in Agent-Based Interfaces?

To specify the user's task correctly in a clear language Signup and view all the answers

What is the primary characteristic of Point and Click Interfaces?

Requires pointing and clicking to access information Signup and view all the answers

What is the most complex type of 3D workspace?

Virtual reality Signup and view all the answers

What is the primary function of a Dialog Box?

To bring the user’s attention to some important information Signup and view all the answers

What is the impact of the presence of other people in a work environment on the performance of a worker?

It affects the performance of the worker in any task Signup and view all the answers

What is the primary function of a Pointer in a WIMP-Interface?

To point to a specific location on the screen Signup and view all the answers

What is the primary characteristic of a WIMP-Interface Window?

It is an area on the screen that behaves as if it were an independent terminal in its own right Signup and view all the answers

Human-Computer Interaction Fundamentals

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