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Protection Levels

There are four protection levels:

Protection maintains the model's integrity and prevents conflicting changes.

The following lists the protection levels and what they allow the user to do:

Delete

Lets you delete objects and their components.

Modify

Lets you modify objects and their shared components. Lets you delete non‑shared components.

Access

Lets you add or delete referencing associations to objects and their shared components.

Read

Lets you read and generate objects and their components.