CAD-to-CAM integration transfers design geometry into what?
A Manufacturing instructions
B Customer invoices
C Material certificates only
D Maintenance logs
Answer: A. Manufacturing instructions. CAD geometry and product data support downstream process planning and machining.
CAPP stands for computer-aided what?
A Product pricing
B Power production
C Process planning
D Pressure testing
Answer: C. Process planning. CAPP uses computer systems to plan manufacturing processes.
Feature recognition identifies geometry such as holes and what?
A Supplier names
B Pockets
C Tool costs
D Inspection dates
Answer: B. Pockets. Feature recognition detects manufacturing-relevant shapes from CAD geometry.
Finite-element analysis divides a model into what?
A Toolpaths
B Small elements
C Purchase orders
D Assembly bills
Answer: B. Small elements. FEA discretizes a structure into elements for numerical analysis.
A finite-element mesh consists of elements and what?
A G-codes
B Fixtures
C Surface colors
D Nodes
Answer: D. Nodes. Elements connect nodes to approximate field behavior.
Boundary conditions define loads and what model restrictions?
A Supports
B Product revisions
C Tool changes
D Material stock size
Answer: A. Supports. Boundary conditions specify applied loads, restraints and environmental constraints.
Structural FEA can estimate stress and what?
A Tool wear
B Displacement
C Queue time
D Inventory cost
Answer: B. Displacement. Structural analysis predicts response such as stress, strain and displacement.
CFD analyzes fluid flow and what transfer?
A Heat
B Gear backlash
C Tool life
D Assembly tolerance
Answer: A. Heat. Computational fluid dynamics models flow, pressure and heat transfer.
Kinematic simulation studies component motion without solving what?
A Geometry
B Forces in detail
C Assembly relationships
D Rotational speed
Answer: B. Forces in detail. Kinematic analysis evaluates motion based on constraints and prescribed inputs.
Tolerance analysis predicts how part variations affect what?
A Assembly fit
B Machine code
C Tool temperature
D Material chemistry
Answer: A. Assembly fit. Tolerance analysis estimates variation in assembled dimensions and function.
GD&T communicates geometric tolerances relative to what?
A CNC coolant
B Tool wear
C Product cost
D Datums
Answer: D. Datums. Geometric dimensioning and tolerancing defines form, orientation, location and runout controls.
A digital mock-up lets teams inspect what virtually?
A Product assembly
B Only machining chips
C Fuel chemistry
D Workplace noise
Answer: A. Product assembly. A digital mock-up evaluates fit, clearance and assembly without physical prototypes.
PDM is a subset of product information control within what?
A CNC interpolation
B Finite-element mesh
C PLM
D Tool compensation
Answer: C. PLM. PDM manages product data as part of the broader PLM environment.
Revision control tracks changes to what design information?
A Machine vibration
B Inventory demand
C Tool temperature
D Files and models
Answer: D. Files and models. Revision control records design changes and approved versions.
Model-based definition places product requirements in what?
A Paper only
B CNC alarms
C 3D model data
D Supplier invoice
Answer: C. 3D model data. MBD embeds dimensions, tolerances and notes in the digital 3D product definition.
Reverse engineering can begin with a 3D scan producing what?
A Toolpath only
B Control chart
C Point cloud
D Bill of materials
Answer: C. Point cloud. Scanning captures surface points that can be converted into a digital model.
A point cloud contains measured what?
A Material properties
B Spatial coordinates
C Tool codes
D Stress limits
Answer: B. Spatial coordinates. A point cloud is a set of measured 3D points.
STL represents a surface using what geometry?
A Parametric constraints
B Triangular facets
C Exact circles only
D G-code arcs
Answer: B. Triangular facets. STL tessellates a surface into triangular facets.
A slicer converts a 3D print model into what?
A Assembly mates
B Turning operations
C Layer instructions
D Weld symbols
Answer: C. Layer instructions. Slicing divides a model into layers and generates build instructions.
Additive support structures stabilize what during printing?
A CNC tool offsets
B Workpiece datums
C Inspection plans
D Overhanging features
Answer: D. Overhanging features. Supports hold overhangs and reduce distortion during additive builds.
Topology optimization distributes material to meet what?
A Supplier costs only
B Toolpath colors
C Machine alarms
D Design objectives and constraints
Answer: D. Design objectives and constraints. Topology optimization seeks efficient material layouts under loads and constraints.
Generative design explores geometry based on goals and what?
A Only colors
B Operator preferences only
C Constraints
D Tool wear
Answer: C. Constraints. Generative design algorithms propose forms based on objectives, loads and manufacturing limits.
A digital thread links product data across what?
A Only CAD sketches
B Only one machine
C Only inspection stations
D Lifecycle stages
Answer: D. Lifecycle stages. A digital thread connects information across design, production and service.
A product configuration model tracks which product variant?
A Approved feature combination
B Machine speed
C Operator training
D CNC offset only
Answer: A. Approved feature combination. Configuration management controls valid combinations of options and revisions.
Virtual commissioning tests controls using what before installation?
A Simulated equipment model
B Only paper drawings
C Finished production parts
D Supplier invoice
Answer: A. Simulated equipment model. Virtual commissioning uses simulation to verify automation and control behavior early.