IT2R3 HCI

What is the primary purpose of an input device?

• To output data

• To store data

• To send data to the computer

• To create digital images

Which color is universally recognized as a signal for danger?

• Blue

• Green

• Red

• Yellow

What technology does a VR headset typically use to create immersion?

• 2D displays

• 3D displays and motion tracking

• Voice commands

• Text input

Who coined the term "Virtual Reality"?

• Ivan Sutherland

• Morton Heilig

• Edwin Link

• Jaron Lanier

What is the foundation of all colors in color theory?

• Secondary colors

• Primary colors

• Tertiary colors

• Neutral colors

What is the key function of a monitor in computer systems?

• Store data

• Output visual information

• Input audio signals

• Convert data to digital format

Which of the following is a secondary color?

• Red

• Blue

• Orange

• Yellow

What are Gestalt Principles primarily concerned with?

• Human interaction with keyboards

• Human perception and grouping of visual elements

• The construction of digital devices

• Memory retention

In the context of VR, what is inside-out tracking?

• Trackers attached to the environment

• Trackers attached to the user

• Fixed camera trackers

• Augmented feedback

What is the purpose of color harmony in design?

• To make information colorful

• To create contrast

• To enhance visual appeal through complementary colors

• To confuse the viewer