Physical Condition of the Driver — DGT theory test questions

Physical Condition of the Driver is one of the topics tested on the official Spanish DGT theory exam. Work through the questions below in English — each one shows the correct answer and a clear explanation of the rule behind it — then take a full topic test to check you are ready.

40 questions

• What is driver fatigue?
• Which of the following is a typical symptom of driver fatigue?
• Which of the following is a common cause of fatigue while driving?
• How often is it recommended to take a break to combat fatigue on a long journey?
• Why is it not advisable to rely on stimulants such as coffee to fight fatigue?
• During a microsleep of a few seconds at 120 km/h, how far can a vehicle travel out of control?
• Which of the following factors increases drowsiness while driving?
• While driving, you cannot remember the last few kilometres and you drift out of your lane. What does this tell you?
• What is one of the most effective measures against drowsiness while driving?
• During which time periods is the risk of drowsiness at the wheel highest?
• What should a driver do before starting a new course of medication?
• Is it safe to drink alcohol while taking medication?
• Can a mild illness such as a cold or an allergy affect driving?
• A driver with allergies is about to take a long trip during peak pollen season. Which measure is most appropriate?
• How can stress and depression affect driving?
• What should a driver who suffers from a condition such as epilepsy or diabetes do?
• What is the maximum blood alcohol limit allowed for a general driver in Spain?
• What is the maximum breath alcohol limit allowed for a general driver?
• What is the maximum blood alcohol limit for novice and professional drivers?
• What is the maximum breath alcohol limit for novice and professional drivers?
• What is meant by blood alcohol concentration (BAC)?
• Which of the following factors influences a person's blood alcohol concentration?
• How long after drinking does blood alcohol concentration reach its peak?
• How does eating before or while drinking alcohol affect alcohol absorption?
• Which age groups does alcohol affect most strongly?
• According to statistics, what proportion of people who die in traffic accidents had used drugs before driving?
• Is it allowed to drive when drugs are still present in the body?
• Which of the following is an effect of cannabis on driving?
• What effect can cocaine use have on a driver?
• Amphetamines can delay fatigue. What risk does this pose while driving?
• How is the test for detecting drugs carried out at a traffic check?
• Are alcohol tests mandatory in the event of an accident or traffic check?
• What can be the consequence of testing positive for alcohol or drugs?
• If a driver tests positive for alcohol or drugs, what happens to their vehicle?
• What is reaction time when driving?
• What is a driver's normal reaction time?
• Which of the following factors increases a driver's reaction time?
• How do poor vision or hearing affect reaction time?
• What consequence does a slower reaction time have on stopping distance?
• How does overeating before driving or excessive heat inside the vehicle affect the driver?