XR concepts and technologies quiz

Which of the following are valid examples of AR displays? Choose all that apply.

• A smartphone showing a doggy face superimposed on your actual face making you look like a cute dog.

• A headset showing the real world with virtual object that appear as if they were part of the same world

• A laptop showing a youtube video

• A classroom projector showing slides on the wall

One of the ways VR technologies work is by displaying a slightly different image to each eye. This is known as what?

• Field of view

• Stereoscopic display

• Degeres of freedom

Which of the following are examples of autonomy / agency in VR? Choose all that apply.

• The user can choose their own perspective on the scene

• The user can choose a level of difficulty in the game menu

• The user can choose the rendering quality in the settings menu

• The user can choose to navigate the scene in many different ways

• The user can choose to interact with any objects in the scene

Which of the following statements best describes the feelign of presence in VR? Choose one (1)

• The user feels like they are there and that what they see is actually happening to them

• The user feels like all the cnotent is just virtual and not real

• The user feels like everything is just happening in virtual reality

In Michael’s DIRT Rally 2 VR demo, which factors contributed to a more immersive experience? Choose all that apply.

• Sound of the car engine

• Realistic looking cars

• Car seat, steering wheel, handbrake and gearshift

What does it mean for the user when a VR headset supports six degrees of freedom (6 DOF) tracking? Choose all that apply.

• The user will have to remain seated

• The user will be able to look and walk around in VR

• The user may lean forward to look more closely at the VR content

What does it mean for the user when they are using a marker-based AR application? Choose all that apply.

• The user only needs to show the marker once to start the AR application

• The user can move the device closer to the marker and the AR content will appear larger

• The user may hold hte marker in their hand to see the AR content

• The user may place a marker in the real world to see the AR content

What does it mean for an AR display to have a small field of view (FOV)? Choose all that apply.

• The visual area that can be augmented is small

• Only a small portion of the AR content can be seen at any one time

• The physical size of the display is small

What are good reasons to choose marker-less AR over marker-based AR? Choose all that apply.

• When the user has access to an AR device with SLAM or VIO

• When the goal is to create a strong AR experience

• When the user wants to remain seated or has limited mobility

• When the AR experience is room or world scale

• When the user only has access to a webcam

When solving a problem, when would VR not be an ideal solution? Choose all that apply.

• There are many visual elements

• There is a need for connecting with the real world

• There is a need for 3d spatial interaction

• The solution requires many non-visual elemets