ar in marketing using meta spark coursera week 2 quiz answers
Introduction to augmented reality with Meta Spark quiz
1. In Meta Spark, which feature is triggered when the back-facing camera is pointed at a specific image in the real world, like a poster for a movie? Select the best answer.
- Segmentation
- Occluders
- Target tracker
2. Which two categories do effects fall under when creating in Meta Spark? Select all that apply.
- People effects
- Face tracker effects
- World effects
3. What are the three types of segmentation? Select all that apply.
- Skin segmentation
- Hair segmentation
- Person segmentation
- Face segmentation
4. Which Meta Spark feature would someone use if they wanted to make a ball disappear behind someone’s head? Select the best answer.
- Occluder
- Target tracker
- Segmentation
5. In this lesson, you learned about the basics of Meta Spark and a few features you can use to create AR effects. Take a moment and reflect on some of your favorite AR effects. Which features mentioned in this lesson did they use to create them? What feature do you believe would improve one of those AR effects? Type your response in the text box below.
Face tracker effects
Create augmented reality with Meta Spark Studio quiz
6. In Meta Spark, which patch would someone use to detect gestures from a person using the effect and make something happen as a result? Select the best answer.
- Facial Recognition
- Animation
- Interaction
7. When choosing a good target image, you need to make sure the image has a minimum resolution of 150x150 pixels. Select the best answer.
- True
- False
8. What are three best practices when choosing a target image for your AR effect? Select all that apply.
- Avoid targets with lots of transparency or blank space.
- The image should have high tonal contrast.
- Use smooth or soft edges and textures when at all possible.
- Avoid symmetry and repeated patterns.
9. There can only be one environment light in a Meta Spark project’s scene. Select the best answer.
- True
- False
10. In this lesson, you learned about the different patches you can use in Meta Spark Studio and the best practices when choosing a good target image. You also learned how to attach text to a target tracker and played around with environment textures and lighting. Take a moment and reflect on the different Try Its you completed in the lesson. Which concepts were challenging? Which patches would you like to experiment with more, and how could they improve your current AR effects? Type your response in the text box below.
Interaction
Meta Spark fundamentals quiz
11. True or False: Augmented reality allows us to overlay a virtual image on top of the physical world in real-time. Select the best answer.
- True
- False
12. Which feature helps create world effects by finding a horizontal surface in the real world? Select the best answer.
- Segmentation
- Face Tracker
- Plane Tracker
- Occluders
13. Which patches that represent scene objects produce signals that can be passed to the other patches? Select the best answer.
- Inspector Property patches
- Producer patches
- Asset patches
- Scene Object patches
14. Which patch would someone use to apply complex changes to materials? Select the best answer.
- Shader
- Animation
- Logic
- Facial Recognition
15. What are the best practices that you should use when choosing a target image for your AR effect? Select all that apply.
- Stay away from smooth or soft edges and textures with a lot of gradients.
- Make sure the image resolution is at least 300×300 pixels.
- Choose simple images with the same motifs.
- Make sure the image is asymmetrical.
16. What shortcut can you use to zoom into a selected object on the Viewport? Select the best answer.
- Shortcut Z on the keyboard
- Shortcut M on the keyboard
- Shortcut F on the keyboard
- Shortcut Ctrl and + on the keyboard
17. What would you add to a scene to apply environment textures to all objects that have a physically-based material? Select the best answer.
- Environment light
- Environment texture
- Optimizations
- Constraints
18. Which interaction patch would someone use to make something happen to an object when it’s tapped on the screen? Select the best answer.
- Screen Pinch
- Screen Action
- Object Action
- Object Tap
19. What is the recommended file format for a GIF that has a transparent background? Select the best answer.
- JPEG
- PNG
- MP4
- GIF
20. How do you stop an object from rotating in a scene? Select the best answer.
- Toggle the speed of the rotation to 0.
- An object can’t stop spinning once the animation has been set.
- Press the R key on the keyboard.
- Deselect the Spinning On/Off checkbox in the LoopingAnimationBlock.