Which of the following responsibilities is NOT associated with the Assistant Chief of IT?

The correct answer, indicating that overseeing operations training is not associated with the responsibilities of the Assistant Chief of IT, can be validated by understanding the specific focus and duties of this role. The Assistant Chief of IT primarily deals with technology systems and operations related to information technology within the emergency services framework.

In this context, responsibilities such as managing the regional 911 system, overseeing dispatch and deployment, and handling Computer Aided Dispatch (CAD) systems directly pertain to IT operations. These tasks require specific technical expertise and a focus on technology rather than personnel training or operational tactics, which is generally the purview of other management roles, such as operations chiefs or training officers.

Operations training involves developing skills and competencies for personnel in various operational capacities, which does not fall within the IT framework. Thus, overseeing operations training would typically be outside the scope of the Assistant Chief of IT's responsibilities, making it the correct choice in this case.