What is a ladder logic?

• a. It is the designed-in logic of a circuit that determines what activates a specific circuit.

• b. It helps in understanding how software logic operates.

• c. It is a circuit diagram of relay logic software.

• d. It determines what activates a generic circuit.

Which of the following holds true for electronic control modules?

• a. Electronic control modules now control small sections of the electrical system.

• b. Decisions are based on inputs received from a variety of sources.

• c. They serve as a power consumption point for the electrical system

• d. Adding accessories is less likely to involve changing electrical templates for system control software instructions.

Conventional electrical systems are __________.

• a. Quickly disappearing

• b. Becoming more popular

• c. Distributed controlled

• d. What activates a generic circuit

In a networked controlled system, switching on the wipers __________.

• a. Locks the doors

• b. Adjusts the sensitivity of the antilock brake system

• c. Could activate the headlight

• d. Would have no effect

Technician A says that distributed control of the electrical system means a variety of modules shares control of the electrical system operation. Technician B says that distributed control of the electrical system means a variety of modules has direct point-to-point wiring connections. Who is correct?

• a. Technician A

• b. Technician B

• c. Both Technician A and Technician B

• d. Neither Technician A nor Technician B

FMVSS __________ is the standard for headlamp concealment devices.

• a. 103

• b. 108

• c. 112

• d. 125

Which of these are included in major exterior lighting circuits?

• a. Forward lights

• b. Reverse signals

• c. One-way flashers

• d. Park-taillights

Any light on the exterior of the vehicle must have photometric certification for FMVSS __________ standards.

• a. 170

• b. 140

• c. 108

• d. 102

Technician A says that the FMVVS legislates standards for design and construction. Technician B says that legislated standards protect the public. Who is correct?

• a. Technician A

• b. Technician B

• c. Both Technician A and Technician B

• d. Neither Technician A nor Technician B

While discussing lighting circuits, Technician A says that the lamps facing rearward must emit red light. Technician B says that the lamps facing sideways and all turn signals must emit either amber or red light. Who is correct?

• a. Technician A

• b. Technician B

• c. Both Technician A and Technician B

• d. Neither Technician A nor Technician B