Mixed Deck — All CAD Topics Flashcards
100 cards from real CAD practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 20 Mixed Deck — All CAD Topics flashcards as text
Which drawing view type in mechanical CAD shows the interior features of a part by cutting through it with a defined cutting plane?
Answer: Section view
A section view reveals internal features of a part by showing the cross-section along a defined cutting plane.
Which GD&T symbol represents 'flatness' on a mechanical drawing?
Answer: Two parallel horizontal lines
Flatness is represented by two parallel horizontal lines in GD&T and controls how flat a surface must be.
What is a bill of materials (BOM) in the context of a mechanical CAD assembly drawing?
Answer: A structured list of all parts and components in an assembly with quantities
A BOM is a structured table in an assembly drawing listing every part, its part number, description, and quantity required.
What is a 'design table' (configuration table) in SolidWorks or similar CAD tools?
Answer: A spreadsheet-driven method to create multiple part configurations from one model
A design table is an embedded Excel spreadsheet that drives multiple configurations of a part or assembly by changing dimensions and feature states.
Which file format is commonly used for saving 2D CAD drawings?
Answer: DWG
DWG is the standard file format used in CAD software like AutoCAD for storing 2D and 3D drawing data.
Which Civil 3D label style component displays the station and offset of a point relative to an alignment?
Answer: Station/Offset Label
Station/Offset labels in Civil 3D annotate a point's position along an alignment (station) and its perpendicular distance from it (offset).
Why is 'controlled impedance' important in high-speed PCB design?
Answer: It matches trace impedance to source and load impedance to preserve signal integrity
Controlled impedance ensures that trace characteristic impedance matches the source and load, preventing signal reflections, ringing, and degradation at high frequencies.
What does a 'single-line diagram' (SLD) represent in power system electrical CAD?
Answer: A simplified topology diagram using one line to represent multi-phase conductors
A single-line diagram uses one line to represent all conductors (e.g., all three phases of a three-phase system) to show power system topology and protection coordination without drawing each wire.
In electrical panel design software such as AutoCAD Electrical or EPLAN, what is a 'macro'?
Answer: A pre-built, reusable component or circuit block inserted to accelerate repetitive design work
A macro is a saved, reusable block of components or circuit segments that designers insert into new projects to avoid redrawing common circuit patterns from scratch.
In mechanical CAD, what is 'interference detection' used for in assembly design?
Answer: Identifying where parts overlap or physically intersect within an assembly
Interference detection checks whether any components in an assembly physically overlap, which would indicate a design error before manufacturing.
In AutoCAD Map 3D, which file format is natively used for storing geospatial vector data compatible with GIS systems?
Answer: .SHP (Shapefile)
Shapefiles (.SHP) are the standard GIS vector format supported by AutoCAD Map 3D for geospatial data exchange.
In Inventor or SolidWorks, what is a 'parametric model'?
Answer: A model whose geometry is driven by editable dimension parameters
A parametric model stores design intent through dimensions and constraints, so changing a parameter automatically updates the entire model geometry.
What is the advantage of using Revit’s parametric design capabilities?
Answer: Automatically updates related elements when modified
Revit’s parametric design allows architects to modify one element, and all related elements update automatically, ensuring consistency in the model.
A new regulation impacts specialist advanced cad techniques procedures. What should a CAD professional do first?
Answer: Ensuring compliance with current regulatory requirements and standards
Ensuring compliance with current regulatory requirements and standards is the correct approach because effective specialist advanced cad techniques in the computer-aided design specialist field requires adherence to professional standards, evidence-based practices, and systematic methodology. This approach ensures consistent, high-quality outcomes while maintaining professional accountability.
In the context of computer-aided design specialist, which principle most directly governs specialist advanced cad techniques practices?
Answer: Applying evidence-based methodologies with peer-reviewed support
Applying evidence-based methodologies with peer-reviewed support is the correct approach because effective specialist advanced cad techniques in the computer-aided design specialist field requires adherence to professional standards, evidence-based practices, and systematic methodology. This approach ensures consistent, high-quality outcomes while maintaining professional accountability.
What is the purpose of a 'datum' in GD&T on a mechanical drawing?
Answer: A theoretical exact point, line, or plane used as the reference for measurements and tolerances
A datum is a theoretically exact reference (point, axis, or plane) from which geometric tolerances and measurements are established.
In PCB design, what is a 'via'?
Answer: A plated hole that electrically connects copper traces on different PCB layers
A via is a plated-through (or blind/buried) hole whose barrel wall is copper-plated, creating an electrical connection between traces on different PCB layers.
What does 'FEA' stand for in mechanical CAD simulation?
Answer: Finite Element Analysis
FEA (Finite Element Analysis) is a computational method that divides a model into small elements to simulate stress, strain, thermal, and other physical behaviors.
What is the purpose of a 'revision block' on an engineering drawing?
Answer: Tracking changes made to the drawing after initial release, including revision letter, description, and date
A revision block records the history of changes to a drawing after its initial release, tracking each revision with a letter, description, date, and approver.
What is the recommended frequency for reviewing and updating specialist advanced cad techniques protocols?
Answer: Monitoring outcomes through regular data collection and trend analysis
Monitoring outcomes through regular data collection and trend analysis is the correct approach because effective specialist advanced cad techniques in the computer-aided design specialist field requires adherence to professional standards, evidence-based practices, and systematic methodology. This approach ensures consistent, high-quality outcomes while maintaining professional accountability.