TDC Cheat Sheet 2026

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

1. You are driving on a two-lane road and see a single solid yellow line on your side of the road. What does this marking mean? → Overtaking from your direction is prohibited.
2. Which over-the-counter drug category is known to impair driving ability in a manner similar to alcohol? → Antihistamines (allergy medications)
3. What should a driver do if their vehicle catches fire while driving? → Pull over immediately, turn off the engine, and evacuate all passengers
4. What does a yellow diamond-shaped sign indicate? → Warning of a hazard or change in road conditions
5. What is a 'space cushion' in defensive driving? → A safe buffer of space maintained around the vehicle in all directions
6. What is the correct response when an oncoming vehicle has its high beams on and is blinding you? → Look toward the right edge of the road to avoid the glare
7. What does a Breathalyzer device measure when used during a traffic stop? → Blood alcohol concentration estimated through exhaled breath
8. If your vehicle stalls on a railroad crossing and a train is approaching, what should you do? → Get out and run toward the approaching train at an angle away from the tracks
9. What is the penalty for driving without a valid driver’s license? → Monetary fine and possible arrest
10. Which of the following methods can accelerate the elimination of alcohol from your body? → None of the above — only time allows the body to eliminate alcohol
11. When being tailgated by an aggressive driver, the safest action is to: → Gradually slow down and allow them to pass
12. Which of the following components is responsible for recharging the battery and powering the electrical system while the engine is running? → The alternator
13. What does a yellow traffic light indicate? → Prepare to stop if it is safe to do so
14. What should a driver do if they encounter a downed power line on the road? → Stay inside the vehicle and call emergency services
15. A solid double yellow line on the road signifies that: → Overtaking is strictly prohibited from both directions.
16. What types of vehicles can be driven with a non-professional driver's license? → Private motor vehicles and motorcycles for personal use
17. What do broken white lane lines on a road indicate? → Lane changing is permitted when safe
18. Which of the following signs is classified as a regulatory sign? → An octagonal 'STOP' sign.
19. Why should drivers avoid driving in another vehicle's blind spot? → The other driver may not see you and could change lanes into your vehicle
20. What is the maximum penalty for reckless driving that results in physical injury? → Fine of up to PHP 10,000 and imprisonment of up to 6 months
21. Is it legal to park within 4 meters of a driveway entrance? → No, parking too close to a driveway obstructs access
22. What should you regularly check to maintain proper engine lubrication? → Engine oil
23. A round blue sign with a white bicycle symbol means: → Bicycle lane for cyclists only
24. What is the SIPDE method used in defensive driving? → Scan, Identify, Predict, Decide, Execute
25. What is the penalty for a private vehicle using unauthorized sirens or emergency lights? → A fine and confiscation of the unauthorized equipment
26. What is the first step after being involved in a minor traffic accident with no injuries? → Move vehicles to the side of the road and exchange information with the other driver
27. Running a red light may result in which penalty? → Fine and demerit points
28. How should a courteous driver behave at a roundabout? → Yield to traffic already in the roundabout and enter when there is a safe gap
29. What is indicated by a road sign showing two merging arrows? → Two lanes merge into one
30. What is the legal BAC limit for drivers in the Philippines? → 0.05%