TSI Cheat Sheet 2026

The 30 highest-yield TSI facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What is the MOST effective way to stay current with developments in exercise physiology & kinesiology for Transportation Security Institute? → Participating in professional development, industry events, and peer collaboration
2. What is the main goal of infrastructure protection? → Prevent disruption of critical systems
3. What is the PRIMARY benefit of documenting motivational techniques & coaching in Transportation Security Institute? → Creating a reference for quality assurance, training, and continuous improvement
4. According to Henneman's size principle, motor units are recruited in what order? → From smallest to largest
5. Which competency is MOST essential for professionals working in injury prevention & recovery in Transportation Security Institute? → Critical thinking combined with practical application of knowledge
6. What is the PRIMARY benefit of standardizing business & professional development practices in Transportation Security Institute? → Consistency, easier maintenance, and improved collaboration among team members
7. Which snack is best for an officer standing on a long security post with limited breaks? → Nuts and a piece of fruit
8. A traveler carries 12 ounces of prescription liquid medication in a carry-on. What is the correct procedure? → Allow it after the traveler declares it, subject to additional screening
9. In the sliding filament theory, calcium initiates contraction by binding to: → Troponin
10. Why is communication vital during emergencies? → To coordinate efforts and avoid confusion
11. McGregor's Theory Y manager assumes that employees: → Can be self-directed and seek responsibility
12. Which type of fat is considered most heart-healthy? → Unsaturated fat
13. Which feedback approach is most effective for changing an employee's unsafe behavior? → Specific, timely feedback describing the observed behavior
14. Vroom's expectancy theory states that motivation depends on expectancy, instrumentality, and what third factor? → Valence
15. What is the primary objective of threat assessment in transportation security? → Identify and evaluate risks
16. Saturated fat should be limited to less than what percent of daily calories per the Dietary Guidelines? → 10%
17. When troubleshooting business & professional development issues in Transportation Security Institute, what is the BEST approach? → Systematic diagnosis starting with the most likely causes and documenting steps
18. Which factor BEST indicates mastery of injury prevention & recovery in Transportation Security Institute? → The ability to adapt knowledge and skills to varying contexts while maintaining standards
19. What is the PRIMARY objective of exercise physiology & kinesiology within the Transportation Security Institute profession? → To ensure quality outcomes through standardized practices and continuous improvement
20. Which competency is MOST essential for professionals working in nutrition & dietary guidance in Transportation Security Institute? → Critical thinking combined with practical application of knowledge
21. When coaching, asking open-ended questions such as 'What do you think caused the near miss?' primarily helps to: → Encourage employee ownership of solutions
22. Which characteristic best describes Type I (slow-twitch) muscle fibers? → High mitochondrial density and fatigue resistance
23. After a coaching session, what step is most important to ensure lasting improvement? → Scheduling follow-up to review progress and reinforce gains
24. Which method is commonly used to assess threats? → SWOT analysis
25. When troubleshooting program design & periodization issues in Transportation Security Institute, what is the BEST approach? → Systematic diagnosis starting with the most likely causes and documenting steps
26. A passenger with a prosthetic leg asks whether it must be removed for screening. What is correct? → No, it need not be removed but may be inspected and tested for explosives
27. Holding the breath against a closed glottis while lifting heavy loads is called the: → Valsalva maneuver
28. In Maslow's hierarchy, a driver worried about layoffs and job security is focused on which need level? → Safety
29. Which is generally considered a safe daily caffeine limit for most healthy adults, according to the FDA? → 400 mg
30. Which agency oversees transportation security regulations in the U.S.? → TSA