Is AutoCAD representative of parametric modeling systems, or is it primarily a direct/drafting-oriented tool compared with fully parametric platforms like Inventor or SolidWorks?

Difficulty: Easy

Correct Answer: Incorrect

Explanation:


Introduction / Context:
Parametric CAD captures design intent with dimensions and constraints that drive geometry updates. While AutoCAD offers constraints and parameters for 2D sketches, it is not a fully history-based parametric solid modeler like Inventor, SolidWorks, or Creo. This question distinguishes drafting-centric workflows from full parametric modeling.


Given Data / Assumptions:

  • AutoCAD includes some geometric/dimensional constraints.
  • Parametric modelers manage feature trees and history.
  • AutoCAD is commonly used for drafting, general 3D, and documentation.


Concept / Approach:
Compare feature scope: fully parametric systems drive solids via sketches, features, dimensions, and relations with a history tree. AutoCAD has limited parametric features primarily for 2D and lacks a full 3D parametric feature history comparable to dedicated parametric platforms.


Step-by-Step Solution:

Step 1: Identify hallmark of parametrics: constraints drive updates automatically.Step 2: Evaluate AutoCAD's capability: constraints exist but not a full feature history for solids.Step 3: Conclude that AutoCAD is not “typical” of parametric modelers.


Verification / Alternative check:
Open a complex solid in AutoCAD vs Inventor. Observe absence of a feature tree and limited edit propagation in AutoCAD compared with true parametric systems.


Why Other Options Are Wrong:
Claims that AutoCAD is fully history-based or that parametrics depend on DYN/paper space are incorrect. The “Correct” option conflicts with mainstream categorization.


Common Pitfalls:
Equating presence of constraints with full parametric modeling; assuming identical behavior across distinct CAD families.


Final Answer:
Incorrect

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