Free ELDT Practice Test

Question 1

When must you make sure your truck's brakes, lights, tires, steering and coupling devices are in good working order?

Accepted Answer

Before every trip

Question 2

At the end of your day you find a defect that would affect safe operation. What should you do?

Accepted Answer

Report it on the driver vehicle inspection report so it is repaired before the vehicle is driven again

Question 3

Before backing into a tight spot, what does the GOAL method tell you to do?

Accepted Answer

Get Out And Look at the area before and during the back

Question 4

When you have a choice, which side should you back toward with a combination vehicle?

Accepted Answer

The driver's side (sight side)

Question 5

After coupling a tractor to a trailer, how do you check that the connection is secure?

Accepted Answer

With the trailer brakes on, pull forward gently in low gear, then visually check the locking jaws are closed around the kingpin

Question 6

Your route has an overpass posted at 13 feet 6 inches and your trailer is 13 feet 6 inches tall. What is the safest choice?

Accepted Answer

Plan a different route

Question 7

How far ahead should you look while driving?

Accepted Answer

About 12 to 15 seconds

Question 8

When should you signal a turn or lane change?

Accepted Answer

Well before you start, and keep signaling until you finish

Question 9

Under FMCSA rules, may you hold a mobile phone to make a call while driving a commercial motor vehicle?

Accepted Answer

No. Only hands-free use is allowed

Question 10

A common rule is one second of following distance for each 10 feet of vehicle length, plus one more second above 40 mph. How much space should a 60-foot truck leave at 55 mph?

Accepted Answer

7 seconds

Question 11

What does it mean to overdrive your headlights?

Accepted Answer

Driving so fast that you cannot stop within the distance your headlights let you see

Question 12

What is the right way to start down a long, steep downgrade?

Accepted Answer

Shift into a lower gear before you start down

Question 13

You enter a highway work zone. What should you do?

Accepted Answer

Slow down, add following distance and watch for workers and sudden lane shifts

Question 14

The car ahead keeps drifting in its lane and the driver seems to be looking at a phone. What is the best response?

Accepted Answer

Add space, cover your brake and be ready to react

Question 15

What causes most skids?

Accepted Answer

Driving too fast for the conditions

Question 16

A front tire blows out at highway speed. What should you do first?

Accepted Answer

Hold the steering wheel firmly, stay off the brake and let the truck slow down

Question 17

Why should you avoid shifting gears while crossing railroad tracks?

Accepted Answer

You could stall on the tracks

Question 18

Your truck stalls on railroad tracks. What should you do?

Accepted Answer

Get out and away from the tracks, then call the number on the Emergency Notification System sign

Question 19

On a truck with air brakes, the low air pressure warning should come on before pressure drops below what level?

Accepted Answer

60 psi

Question 20

Why do you drain the air tanks on an air brake system?

Accepted Answer

Water and oil collect in the tanks and can freeze or cause brake failure

Question 21

What is the minimum tread depth for steer (front) tires?

Accepted Answer

4/32 inch

Question 22

An inspector places your vehicle out of service. What does that mean?

Accepted Answer

The vehicle may not be driven until the problem is fixed

Question 23

What can happen to a driver who drives in violation of an out-of-service order?

Accepted Answer

Disqualification from driving a CMV for at least 180 days on a first violation, plus fines

Question 24

Which of these is part of a driver's everyday maintenance role?

Accepted Answer

Checking fluids, tires and lights, and reporting defects

Question 25

When must you first re-check your cargo and its securement after starting a trip?

Accepted Answer

Within the first 50 miles

Question 26

A property-carrying driver who has had 10 consecutive hours off duty may drive up to how many hours?

Accepted Answer

11 hours

Question 27

After you stop on a highway or shoulder for anything other than a necessary traffic stop, when must you set out warning devices?

Accepted Answer

As soon as possible, and within 10 minutes

Question 28

At what blood alcohol concentration is a CMV driver considered to be driving under the influence?

Accepted Answer

0.04

Question 29

What is the longest a DOT medical examiner's certificate can be valid?

Accepted Answer

24 months

Question 30

A carrier pressures you to keep driving even though it would break hours-of-service rules. Which statement is true?

Accepted Answer

Federal law protects drivers who refuse unsafe or illegal driving, and coercion can be reported to FMCSA

Free ELDT Practice Test

When must you make sure your truck's brakes, lights, tires, steering and coupling devices are in good working order?

Ready for the real ELDT theory course?

Keep going