6/22/25, 7:50
PM
DOT HAZMAT 49CFR EXAM QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS VERIFIED GRADED A++ 2025/2026
Terms in this set (69)
a. Hydrogen bromide, non flammable gas, UN
1048
One of these b. Corrosive material, hydrochloric acid. UN 1798
shipping paper c. UN 1787, corrosive material, hydriotic acid
descriptions for a
d. Hexane, UN 1208, flammable liquid
hazardous material
is in the right
A
order. Which one is it?
a. 110 gallons
b. 100 gallons
A placard is c. More than 110 gallons
required for a d. Any amount
combustible liquid
at?
1/
31
,6/22/25, 7:50
PM
A
a. Prevent smoking and keep open flames away.
b. Keep people away and warn them of the
When there is a danger
hazardous materials c. Both a and b above
emergency. You d. None of the above
should:
C
a. Open and inspect every package and
container.
To find out if a b. Look at the shipping papers.
shipment includes a c. Check for a fence around the loading dock.
hazardous material, d. Ask the Driver
you should:
B
a. Flares or Fuses
b. Reflective Triangles
Which signals may c. Signal Fires
2/
31
,6/22/25, 7:50
PM
be used to warn of d. All of the Above
a stopped vehicle
that contains
B
explosives?
a. Devices
b. Detonators
c. Domestic Transportation
Column 1 (symbols) the d. Domestic Restrictions
"D" sign means:
D
a. Reportable quantity of a hazardous substance
b. Hazardous waste
A hazard class name c. Non-Hazardous material
or ID number may d. Chlorine
not be used to
describe a:
C
a. 1 hour or 50 miles
When hauling b. 2 hours or 100 miles
hazardous
3/
31
, 6/22/25, 7:50
PM
materials, you must c. 3 hours or 150 miles
stop your vehicle and d. None of the above
check any dual tires
at least once every
B
___. Whichever is
less?
a. Material is in a package containing no other
materials
If there is an "RQ" b. Material has an insurance value of over $1,000.
before or after the c. The shipper must report any spills of this
item description on material
the shipping paper, it
d. Carrier must report any spill of this material.
means the:
C
a. A bottle of pep pills
b. A copy of FMCSR Part 397
Carriers must give c. An extra fire bottle
each driver who d. The consignee's phone number
transports class A or
4/
31
PM
DOT HAZMAT 49CFR EXAM QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS VERIFIED GRADED A++ 2025/2026
Terms in this set (69)
a. Hydrogen bromide, non flammable gas, UN
1048
One of these b. Corrosive material, hydrochloric acid. UN 1798
shipping paper c. UN 1787, corrosive material, hydriotic acid
descriptions for a
d. Hexane, UN 1208, flammable liquid
hazardous material
is in the right
A
order. Which one is it?
a. 110 gallons
b. 100 gallons
A placard is c. More than 110 gallons
required for a d. Any amount
combustible liquid
at?
1/
31
,6/22/25, 7:50
PM
A
a. Prevent smoking and keep open flames away.
b. Keep people away and warn them of the
When there is a danger
hazardous materials c. Both a and b above
emergency. You d. None of the above
should:
C
a. Open and inspect every package and
container.
To find out if a b. Look at the shipping papers.
shipment includes a c. Check for a fence around the loading dock.
hazardous material, d. Ask the Driver
you should:
B
a. Flares or Fuses
b. Reflective Triangles
Which signals may c. Signal Fires
2/
31
,6/22/25, 7:50
PM
be used to warn of d. All of the Above
a stopped vehicle
that contains
B
explosives?
a. Devices
b. Detonators
c. Domestic Transportation
Column 1 (symbols) the d. Domestic Restrictions
"D" sign means:
D
a. Reportable quantity of a hazardous substance
b. Hazardous waste
A hazard class name c. Non-Hazardous material
or ID number may d. Chlorine
not be used to
describe a:
C
a. 1 hour or 50 miles
When hauling b. 2 hours or 100 miles
hazardous
3/
31
, 6/22/25, 7:50
PM
materials, you must c. 3 hours or 150 miles
stop your vehicle and d. None of the above
check any dual tires
at least once every
B
___. Whichever is
less?
a. Material is in a package containing no other
materials
If there is an "RQ" b. Material has an insurance value of over $1,000.
before or after the c. The shipper must report any spills of this
item description on material
the shipping paper, it
d. Carrier must report any spill of this material.
means the:
C
a. A bottle of pep pills
b. A copy of FMCSR Part 397
Carriers must give c. An extra fire bottle
each driver who d. The consignee's phone number
transports class A or
4/
31
