Lesson 3.1.1
3.1.1 Produce a 3D CAD model of a design proposal to include compound 3D shapes Quiz: OCR Engineering Design, Unit 2
20 questions
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Lesson 3.1.1, Produce a 3D CAD model of a design proposal to include compound 3D shapes: 20 multiple choice questions for the OCR Engineering Design (J822), Unit 2: Communicating designs, written with Revision Ninja.
Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.
The 20 questions
-
Which CAD tool creates a 3D solid by pushing a 2D profile along a straight path?
- Shell
- Extrude
- Revolve
- Mate
-
Which CAD tool creates a 3D solid by rotating a 2D profile around an axis?
- Extrude
- Hole
- Revolve
- Mate
-
Which CAD tool removes material from the inside of a solid, leaving walls of a set thickness?
- Animate
- Extrude
- Shell
- Revolve
-
Which CAD sketch tool is used to draw a regular polygon such as a hexagon?
- Arc
- Polygon
- Work plane
- Mate
-
Which CAD reference geometry is used as a plane on which to start a sketch at an angle or offset?
- Shell
- Rendering
- Work plane
- Hole
-
Which CAD feature gives a model realistic surface appearance and lighting?
- Rendering
- Sizing
- Shelling
- Dimensioning
-
Which CAD feature adds a dimensioned hole to a solid?
- Revolve
- Animation
- Holes
- Mate constraint
-
How are compound 3D shapes typically constructed within a CAD environment?
- Manual rendering only
- 2D sketching only
- Combining features
- Single extrusion only
-
What is the primary purpose of adding dimensions to a CAD sketch?
- Create assembly mates
- Generate animations
- Add surface colour
- Control sketch size
-
Which CAD tools are essential for creating a profile with specified angles?
- Lines and dimensions
- Shell and hole
- Render and texture
- Mate and constrain
-
When creating a hollow bottle in CAD, which tool order must be used?
- Shell then revolve
- Extrude then hole
- Revolve then shell
- Hole then extrude
-
Which tool type adds depth to a 2D CAD sketch?
- Extrude tool
- Hole tool
- Sizing tool
- Arc tool
-
What is the primary purpose of CAD rendering?
- Realistic presentation
- Assembly mating
- Adding dimensions
- Constraint creation
-
Which CAD feature allows a model to update automatically when dimensions change?
- Parametric dimensions
- Static sketches
- CAD rendering
- Work planes
-
What term describes a CAD sketch that lacks required dimensions and moves when pulled?
- Fully constrained
- Rendered
- Extruded
- Under-defined
-
What reference feature allows a designer to place a new sketch on the side of an existing part?
- Assembly mate
- Work plane
- Polygon edge
- Arc line
-
Which CAD feature would be used to round a sharp edge on a model?
- Work plane
- Mate
- Fillet
- Animation
-
What is a major advantage of 3D CAD over paper sketches for complex shapes?
- Manual erasing
- Fixed geometry
- Physical weight
- Accurate dimensions
-
How are compound 3D shapes typically constructed in a CAD system?
- Single sketch extrude
- Flattening polygons
- Combining multiple features
- Manual drawing only
-
A designer must present a 3D CAD model to a client with realistic colours and lighting. Which CAD output is most suitable?
- A parts list
- A wiring diagram
- A rendered image
- A flowchart
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