Which of the following are immutable once a USD Stage has been opened? Choose two.
A. Variant fallbacks for prims without variant selection in the stage.
B. The path resolver context that is bound to the stage.
C. Rules for loading payloads from prims in the stage.
D. Layers that are muted or unmuted in the stage.
正解:A,B
解説: (Pass4Test メンバーにのみ表示されます)
質問 2:
If you have a Usd.Prim object named my_prim and you want to specifically retrieve an attribute named
"size", which method would you typically use?
A. my_prim.GetPrimvar("size")
B. my_prim.GetAttribute("size")
C. my_prim.GetProperty("size")
D. my_prim.GetRelationship("size")
正解:B
解説: (Pass4Test メンバーにのみ表示されます)
質問 3:
Which of these data is lost when flattening a stage?
A. prim metadata
B. scenegraph instancing
C. class prims
D. variant sets
正解:D
解説: (Pass4Test メンバーにのみ表示されます)
質問 4:
How does the concept of an edit target (Usd.EditTarget) interact with the stage in OpenUSD?
A. It overrides all layers, forcing every change to be written to the root layer.
B. It specifies the destination layer for authoring changes in a composed stage.
C. It temporarily disables all sublayer compositions during editing.
D. It merges edits across all layers automatically for simplified editing of a stage.
正解:B
解説: (Pass4Test メンバーにのみ表示されます)
質問 5:
When a user is trying to change the drawMode of an element to bounds, and it doesn't work, what should you look into?
A. Kinds and GeomModelAPI schema are properly applied.
B. UsdShadeMaterialBindingAPI schema is applied and a material is bound.
C. UsdVolVolume schema is applied and extents are correct.
D. UsdPhysicsCollisionAPI schema is applied and extents are correct.
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
質問 6:
When constructing an OpenUSD scene, in which scenario is it most appropriate to use a payload instead of a reference?
A. When the asset is small and inexpensive to load to ensure efficient transfer over web protocols.
B. When an asset requires frequent updates, but the asset should default to the latest version.
C. When it's important to ensure that all referenced data is immediately available on stage load.
D. When deferring the loading of heavy assets until they are needed, thereby improving initial load performance.
正解:D
解説: (Pass4Test メンバーにのみ表示されます)
質問 7:
Which of the following methods allows you to edit the color of an instanceProxy mesh in OpenUSD while keeping the prim instanced?
A. Using primvars to change the color of the mesh or assigned material.
B. Replacing the entire instance with a new mesh that has the desired color.
C. Directly modifying the instance's geometry properties.
D. Creating a relationship targeting the mesh's color attribute.
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
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Katou -
Pass4Test NCP-OUSD繰り返しの学習に最適なテキストです。
反復学習がこそが、合格への近道なのです。