1 Exampromax - Stuvia US 2025/2026
Illinois CDL general knowledge Questions and
Answers (100% Correct Answers) Already
Graded A+
When preparing to do a pre-trip inspection you must check to see that the
parking brakes are on and/or the wheels are chocked?
Ans: true
When getting in to start the engine and inspect inside the cab you must:
Ans: -make sure parking brake is on
-put gearshift in neutral (or park if automatic)
© 2025 Assignment Expert
-start engine and listen for unusual noises
Exampromax - Stuvia US
Look at the guages - the oil pressure guage should come up to normal
within how long after starting the engine?
Ans: seconds
You should chek the following for looseness, sticking, damage or improper
settings:
Ans: -Steering wheel
-Accelerator, brake and clutch, pedals
-transmission controls
After inspecting mirrors and windshields for cracks, dirt, illegal stickers or
other obstructions to see, you should
Ans: clean and adjust as necessary
When checking the lights you should:
Ans: -make sure parking brake is set
-turn off engine and take key with you
- turn off headlights and four way flashers
What should wheel bearing seals be checked for?
Ans: Hub oil level and no leaks
, 2 Exampromax - Stuvia US 2025/2026
How many red reflective triangles should you carry?
Ans: 3
How do you test hydraulic breaks for leaks?
Ans: pump the brake pedal three times, then apply firm pressure to the pedal and
hold for five second. The pedal should not move.
Why put the starter switch key in your pocket durning the pre-trip
inspection?
Ans: for your safety
to avoid roll backs when you start, you should:
© 2025 Assignment Expert
Ans: partly engage the clutche before you take you right foot off the brake.
Exampromax - Stuvia US
What is the proper way to hold the steering wheel?
Ans: firmly with both hands on opposite sides of the wheel.
why should you back toward the driver's side?
Ans: -backing toward the right side is dangerous
-there are blind spots you can't see
when backing, why is it important to use a helper?
Ans: there are blind spots you can't see
what's the most important hand signal that you and the helper should agree
on?
Ans: stop
what are two special conditions where you should downshift?
Ans: before starting down a hill and before entering a curve.
when should you downshift automatic transmissions?
Ans: when going down grades.
retarders keep you from skidding where the road is slipping:
Illinois CDL general knowledge Questions and
Answers (100% Correct Answers) Already
Graded A+
When preparing to do a pre-trip inspection you must check to see that the
parking brakes are on and/or the wheels are chocked?
Ans: true
When getting in to start the engine and inspect inside the cab you must:
Ans: -make sure parking brake is on
-put gearshift in neutral (or park if automatic)
© 2025 Assignment Expert
-start engine and listen for unusual noises
Exampromax - Stuvia US
Look at the guages - the oil pressure guage should come up to normal
within how long after starting the engine?
Ans: seconds
You should chek the following for looseness, sticking, damage or improper
settings:
Ans: -Steering wheel
-Accelerator, brake and clutch, pedals
-transmission controls
After inspecting mirrors and windshields for cracks, dirt, illegal stickers or
other obstructions to see, you should
Ans: clean and adjust as necessary
When checking the lights you should:
Ans: -make sure parking brake is set
-turn off engine and take key with you
- turn off headlights and four way flashers
What should wheel bearing seals be checked for?
Ans: Hub oil level and no leaks
, 2 Exampromax - Stuvia US 2025/2026
How many red reflective triangles should you carry?
Ans: 3
How do you test hydraulic breaks for leaks?
Ans: pump the brake pedal three times, then apply firm pressure to the pedal and
hold for five second. The pedal should not move.
Why put the starter switch key in your pocket durning the pre-trip
inspection?
Ans: for your safety
to avoid roll backs when you start, you should:
© 2025 Assignment Expert
Ans: partly engage the clutche before you take you right foot off the brake.
Exampromax - Stuvia US
What is the proper way to hold the steering wheel?
Ans: firmly with both hands on opposite sides of the wheel.
why should you back toward the driver's side?
Ans: -backing toward the right side is dangerous
-there are blind spots you can't see
when backing, why is it important to use a helper?
Ans: there are blind spots you can't see
what's the most important hand signal that you and the helper should agree
on?
Ans: stop
what are two special conditions where you should downshift?
Ans: before starting down a hill and before entering a curve.
when should you downshift automatic transmissions?
Ans: when going down grades.
retarders keep you from skidding where the road is slipping:
