These events are voluntary and open to anyone. We strongly encourage those who are interested in or curious about a career in law enforcement to take
advantage of these workshops. Applicants are particularly encouraged to attend. OPD offers the following sessions: National Testing Network (NTN) Exam Workshop - prepare for the written exam Oral Boards Exam Workshop - prepare for the oral board interview Women in Law Enforcement Workshop Practice Physical Ability Test Workshop - practice for the physical exam. Contact opdjobs@oaklandca.gov for more information on workshops offered.