Basic Deputy United States Marshal Integrated (BDUSMI) 2402 Exam 2 Practice 2026 - Free Marshal Exam Practice Questions and Study Guide

The crucial idea is the attacker’s progression through decision, planning, and finally execution, which marks the completion of the act. In the NCTC Terrorist Attack Model, the sequence starts with a decision to act, then moves into planning to organize the approach, and culminates in execution when the plan is carried out. The execution phase is the final step because it finishes the attacker’s objective by putting the attack into action. After the attack, responders and investigators typically handle post-incident assessment and response, which are outside the modeled attacker progression. So, in this framework, the final phase is the execution phase.