Take Illinois CDL Double Test 2

QUESTION 1 / 20

Hydroplaning is like:

Choose one answer below.

AWater skiing.✓BFlying.✓CSleeping.✓DWalking.✓

QUESTION 2 / 20

If you are driving and your trailer begins to jackknife, you should not:

Choose one answer below.

ARelease the brakes.✓BAllow the trailer to straighten out.✓CApply the trailer hand brake.✓DAllow the wheels to grip the road.✓

QUESTION 3 / 20

In a combination rig, it is best to make:

Choose one answer below.

AQuick, sudden stops.✓BSharp turns.✓CQuick accelerations.✓DSlow, planned stops.✓

QUESTION 4 / 20

A trailer will be most likely to swing around when:

Choose one answer below.

AIt is full.✓BTraveling in a straight line.✓CIt is empty.✓DThe wheels are rotating.✓

QUESTION 5 / 20

When traveling down a steep downgrade:

Choose one answer below.

AThe air brakes should be used.✓BShift into a lower gear, then use brakes to supplement the braking effect of the engine.✓CThe vehicle should be continually downshifted in the place of using the brakes.✓DThe vehicle should be driven on the shoulder.✓

QUESTION 6 / 20

Which of the following is not an example of a driving hazard?

Choose one answer below.

AAn accident on the roadway✓BAn open road✓CA police car assisting a motorist on the side of the road✓DAn ice cream truck✓

QUESTION 7 / 20

A driver should always:

Choose one answer below.

AStay in the right lane.✓BHave an emergency plan.✓CStay in the left lane.✓DDrive faster than the posted speed limit.✓

QUESTION 8 / 20

When the brake pedal is depressed, air brakes work:

Choose one answer below.

AImmediately.✓BAfter a short delay.✓CAfter about a minute.✓DOnly if the green lever on the control panel is pushed down.✓

QUESTION 9 / 20

If another driver is tailgating you, you should:

Choose one answer below.

AMove into the left lane.✓BSpeed up.✓CIncrease the space in front of your vehicle.✓DFlash your lights.✓

QUESTION 10 / 20

If a parked trailer does not have spring brakes, you should keep the trailer from moving by:

Choose one answer below.

AUsing the air brakes.✓BUsing wheel chocks.✓CParking near a wall.✓DParking on a slight incline.✓

QUESTION 11 / 20

Which of the following can help you determine when to upshift?

Choose one answer below.

ARoad speed✓BEngine speed✓CBoth of the above✓DNone of the above✓

QUESTION 12 / 20

Starting in which year were newly manufactured trailers required to have ABS?

Choose one answer below.

A1972✓B1987✓C1998✓D2004✓

QUESTION 13 / 20

A modulating control valve can control the:

Choose one answer below.

ASpring brakes.✓BLanding gear.✓CAir brakes.✓DAnti-lock braking system (ABS).✓

QUESTION 14 / 20

Before a drive, ensure that air flows to all trailers by:

Choose one answer below.

AOpening the rear shut-off valves and listening for escaping air.✓BClosing the rear shut-off valves and listening for escaping air.✓CDisconnecting air supply lines and listening for escaping air.✓DRolling each trailer down a hill and testing the brakes.✓

QUESTION 15 / 20

If a trailer's spring brakes do not release when you push the tractor air supply control, you should:

Choose one answer below.

ACheck the air line connections.✓BRelease the pintle hook.✓CReplace the spring brakes.✓DDrive normally without checking anything.✓

QUESTION 16 / 20

When backing, it is best to:

Choose one answer below.

ARely only on the passenger’s side mirror.✓BTry to back up quickly.✓CTurn toward the passenger’s side whenever possible.✓DUse a helper, if possible.✓

QUESTION 17 / 20

If something is found to be unsafe during a pre-trip inspection, you should:

Choose one answer below.

AContinue with the trip and make an appointment with a mechanic after the trip is completed.✓BLet a more experienced driver use the truck.✓CGet the issue fixed immediately.✓DNot use the items found to be unsafe, but may continue driving normally.✓

QUESTION 18 / 20

When only the tractor is equipped with an Anti-Lock Braking System (ABS):

Choose one answer below.

AThere is a decreased risk of jackknifing.✓BThere is an increased risk of jackknifing.✓CThe brakes will not work as effectively as they would without ABS.✓DThe brakes will become more sensitive.✓

QUESTION 19 / 20

After a vehicle is started, warning lights and buzzers:

Choose one answer below.

AShould stay on for several minutes.✓BShould turn off within a few seconds.✓CShould stay on until manually turned off.✓DShould remain on.✓

QUESTION 20 / 20

If required to complete a vehicle inspection report in writing, the report must be signed:

Choose one answer below.

AEvery day.✓BOnly if defects have been noted and certified to have been repaired.✓COnly if the repairs are estimated to cost more than $1,000.✓DOnly if requested to do so by a law enforcement officer.✓