CA DMV CDL Class B Practice Exam Questions And Correct Answers.

A pre-trip inspection should be completed: (A) at least once a week (B) if any problems occurred the last time the vehicle was operated (C) before operating the vehicle - Answer (C) before operating the vehicle What should you do when you are driving at night? (A) Make sure you are driving slow enough so you can stop within the range of your headlights in an emergency. (B) Roll down your window so that the fresh air will help keep you awake (C) If you are sleepy, drink coffee or other caffeine products - Answer (A) Make sure you are driving slow enough so you can stop within range of your headlights in an emergency Which of the following is the correct term for a long commercial vehicle's tendency to swing wide on turns? (A) Sidetracking (B) Offtracking (C) Fishtailing - Answer (B) Offtracking When a coolant container is part of a pressurized system, which of these is true? (A) Check the coolant level of a hot engine (B) Safely remove the radiator cap and add coolant while the engine is hot (C) Use water only in the cooling system - Answer (A) Check the coolant level of a hot engine When you are parked at the side of the road at night, you must: (A) warn others by turning on your 4-way emergency flashers. (B) Put your warning devices out within 15 minutes