The 40-hour Class D course ends with a test given by your licensed school. Here is how it is built and what passes, from the state rule.
128 correct out of 170 passes. That's about 75%.
Rule 5N-1.140 sets the test: 170 questions in total on the subjects in the Security Officer Training Curriculum Guide, at least 2 hours, and no more than half of any subject's questions true-or-false. The curriculum guide gives each subject its share of the 170.
Checked October 24, 2026 against the official sources listed at the bottom of this page.
Take the free Class D practice test170 questions, 128 to pass, no sign-upLegal aspects is the largest at 26 questions. Medical emergencies (19) and observation and reporting (17) come next.
The Class G firearms course has a different rule: at least 70% on a written exam over all the classroom content, then at least 70% on the 48-round handgun qualification course. Class G passing score.
Rule 5N-1.140 sets the 128 mark, and your school gives the test. Ask your school how it handles a retest.
128 correct out of 170 questions (rule 5N-1.140).
At least 2 hours, 170 questions, with no more than half of any subject's questions true-or-false.
70%, then at least 70% on the handgun qualification course.