Semi and Trailer

Tech A says: The blue air coupling is for the emergency air supply. Tech B says: The red air coupling is for the service air supply. Who is correct?

• Tech A

• Tech B

• Both A and B

• Neither A nor B

The air couplings between the Semi and Trailer are called:

• Gladhands

• Ports

• Nozzles

• Fittings

The electrical cable that connects the semi to the trailer is sometimes called the:

• Noodle

• Poker

• Pigtail

• Stinger

The only part of the trailer that contacts the ground besides the tires:

• Landing Legs

• Crows Feet

• Lifting Eyes

• Safety Jacks

The only part of the truck touching the trailer besides the air lines and the electrical connector:

• Fifth Wheel

• Kingpin

• Rabbits Foot

• Apron

• Duck Foot

Before you connect to a trailer... Should you get out and look?

• Yes

• No

When pulling from underneath the trailer... You should push in both brake release buttons.

• True

• False

Will a high hook survive a tug test?

• Yes

• No

Tech A says: To move a trailer you do not need to have both air couplings connected. Tech B says: To move the trailer you only need to have the Red air coupling connected. Who is correct?

• Tech A

• Tech B

• Both A and B

• Neither A nor B

Tech A says: The airbags on the truck need to be inflated before coupling. Tech B says: The airbags on the truck do not need to be inflated before coupling. Who is correct?

• Tech A

• Tech B

• Both A and B

• Neither A nor B