Cameo Simulation Toolkit Magic Model Analyst provides StateActivationSemantics as one of the simulation options. This option allows you to determine whether Cameo Simulation Toolkit Magic Model Analyst activates an Entry Behavior before or after activating an entry of State. You can select one of the options: After entry and Before entry. The Afterentry option allows activating the entry of State after the Entry Behavior is completely activated. The Before entry option allows entering the entry of State before executing the Entry Behavior.