Does Autodesk Inventor allow us to build partially constrained or totally unconstrained solid models?

Yes, Autodesk Inventor allows users to create partially constrained or totally unconstrained solid models. In a partially constrained model, some dimensions and relationships are defined, while others remain free, allowing for flexibility in design. A totally unconstrained model has no constraints applied, enabling complete freedom of movement and modification. This flexibility is useful for various design iterations and explorations during the modeling process.