Question 1

A test light is ideal for checking for voltage on a digital circuit with low-current.

Accepted Answer

A) True 
 B)False

Question 2

The amount of resistance in a circuit may be measured using an ammeter.

Accepted Answer

A) True 
 B)False

Question 3

Most technicians' today use analog meters on computer controlled circuits.

Accepted Answer

A) True 
 B)False

Question 4

All of the following concerning voltage are true EXCEPT:

Accepted Answer

A)  Voltage is the electrical pressure that causes electrons to move. 
B)  Voltage will exist between any two points in a circuit unless the potential drops to zero. 
C)  Voltage is A × R. 
D)  In a series circuit, voltage is the same at all points in the circuit. 
A)  Voltage is the electrical pressure that causes electrons to move. 
B)  Voltage will exist between any two points in a circuit unless the potential drops to zero. 
C)  Voltage is A × R. 
D)  In a series circuit, voltage is the same at all points in the circuit.

Question 5

In a series circuit which of the following statements is correct ?

Accepted Answer

A)  The circuit amperage will increase as more resistance is added. 
B)  The total resistance is the sum of all the resistances in the circuit. 
C)  The total resistance is less than the lowest resistor. 
D)  All of these choices. 
A)  The circuit amperage will increase as more resistance is added. 
B)  The total resistance is the sum of all the resistances in the circuit. 
C)  The total resistance is less than the lowest resistor. 
D)  All of these choices.

Question 6

When a 12-volt test light is touched into a connector it lights. Following the wire toward the load, the next connector is probed with no light. What does this indicate?

Accepted Answer

A)  Nothing is wrong. 
B)  An open load. 
C)  An open before the first connector. 
D)  An open circuit between the two points. 
A)  Nothing is wrong. 
B)  An open load. 
C)  An open before the first connector. 
D)  An open circuit between the two points.

Question 7

What is voltage drop ?

Accepted Answer

A)  Voltage used up when pushing current through a resistance. 
B)  Current used to go through a resistance. 
C)  Electrons used to go through a resistance. 
D)  All of these choices. 
A)  Voltage used up when pushing current through a resistance. 
B)  Current used to go through a resistance. 
C)  Electrons used to go through a resistance. 
D)  All of these choices.

Question 8

Which statement about electrical currents is correct?

Accepted Answer

A)  Alternating current can be stored in a battery. 
B)  Alternating current is produced from a voltage and current that remain constant and flow in the same direction. 
C)  Direct current is used for most electrical systems on the automobile. 
D)  Direct current changes directions from positive to negative. 
A)  Alternating current can be stored in a battery. 
B)  Alternating current is produced from a voltage and current that remain constant and flow in the same direction. 
C)  Direct current is used for most electrical systems on the automobile. 
D)  Direct current changes directions from positive to negative.

Question 9

A 10% duty cycle indicates that the load is turned on 1/10th of the time.

Accepted Answer

A) True 
 B)False

Question 10

All of the following concerning voltage drop are true EXCEPT:

Accepted Answer

A)  All of the voltage from the source must be dropped before it returns to the source. 
B)  Corrosion is not a contributor to voltage drop. 
C)  Voltage drop is the conversion of electrical energy into another energy form. 
D)  Voltage drop can be measured with a voltmeter. 
A)  All of the voltage from the source must be dropped before it returns to the source. 
B)  Corrosion is not a contributor to voltage drop. 
C)  Voltage drop is the conversion of electrical energy into another energy form. 
D)  Voltage drop can be measured with a voltmeter.

Question 11

Which of the following would be the best tool to use to capture a voltage glitch ?

Accepted Answer

A)  A standard digital multimeter. 
B)  An analog digital multimeter. 
C)  A digital storage oscilloscope. 
D)  A logic probe. 
A)  A standard digital multimeter. 
B)  An analog digital multimeter. 
C)  A digital storage oscilloscope. 
D)  A logic probe.

Question 12

All of the following concern the use of jumper wires are true except:

Accepted Answer

A)  The jumper should be fused. 
B)  The jumper wire can be used to by-pass a switch. 
C)  The jumper wire can be used to by-pass the load device. 
D)  It can be used to supply an alternate ground circuit. 
A)  The jumper should be fused. 
B)  The jumper wire can be used to by-pass a switch. 
C)  The jumper wire can be used to by-pass the load device. 
D)  It can be used to supply an alternate ground circuit.

Question 13

A test light should not be used on computer controlled circuits.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following methods can be used to form an electrical current?

Accepted Answer

A)  Magnetic induction. 
B)  Chemical reaction. 
C)  Heat. 
D)  All of these choices. 
A)  Magnetic induction. 
B)  Chemical reaction. 
C)  Heat. 
D)  All of these choices.

A test light is ideal for checking for voltage on a digital circuit with low-current.

The amount of resistance in a circuit may be measured using an ammeter.

Most technicians' today use analog meters on computer controlled circuits.

All of the following concerning voltage are true EXCEPT:

In a series circuit which of the following statements is correct ?

When a 12-volt test light is touched into a connector it lights. Following the wire toward the load, the next connector is probed with no light. What does this indicate?

What is voltage drop ?

Which statement about electrical currents is correct?

A 10% duty cycle indicates that the load is turned on 1/10th of the time.

All of the following concerning voltage drop are true EXCEPT:

Which of the following would be the best tool to use to capture a voltage glitch ?

All of the following concern the use of jumper wires are true except:

A test light should not be used on computer controlled circuits.

Which of the following methods can be used to form an electrical current?

Introduction to Automotive Electrical and Electronic Systems Safety

Electrical and Electronic Components Basic Electrical Troubleshooting and Service

Wiring and Circuit Diagrams Wiring Repair and Reading Circuit Diagrams

Automotive Batteries Battery Diagnosis and Service

Starting Systems and Motor Designs Starting System Diagnosis and Service

Charging Systems Charging System Testing and Service

Lighting Circuits Lighting Circuits Repair and Diagnosis

Introduction to the Body Computer Body Computer System Diagnosis

Computer Input Sensor Diagnostic Routines

Vehicle Communication Networks Vehicle Multiplexing Diagnostics

Advanced Lighting Circuits Advanced Lighting Systems Diagnosis and Service

Instrumentation and Warning Lamps and Warning Lamp System Diagnosis and Repair

Accessories Electrical Accessories Diagnosis and Repair

Radio Frequency and Infotainment Systems Servicing Radio Frequency and Infotainment Systems

Passive Restraint Systems Servicing Passive Restraint Systems

Vehicles With Alternative Power Sources Hybrid and High-Voltage System Service

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Exam 2: Basic Theories Special Tools and Procedures

A test light is ideal for checking for voltage on a digital circuit with low-current.

The amount of resistance in a circuit may be measured using an ammeter.

Most technicians' today use analog meters on computer controlled circuits.

All of the following concerning voltage are true EXCEPT:

In a series circuit which of the following statements is correct ?

When a 12-volt test light is touched into a connector it lights. Following the wire toward the load, the next connector is probed with no light. What does this indicate?

What is voltage drop ?

Which statement about electrical currents is correct?

A 10% duty cycle indicates that the load is turned on 1/10th of the time.

All of the following concerning voltage drop are true EXCEPT:

Which of the following would be the best tool to use to capture a voltage glitch ?

All of the following concern the use of jumper wires are true except:

A test light should not be used on computer controlled circuits.

Which of the following methods can be used to form an electrical current?

Introduction to Automotive Electrical and Electronic Systems Safety

Electrical and Electronic Components Basic Electrical Troubleshooting and Service

Wiring and Circuit Diagrams Wiring Repair and Reading Circuit Diagrams

Automotive Batteries Battery Diagnosis and Service

Starting Systems and Motor Designs Starting System Diagnosis and Service

Charging Systems Charging System Testing and Service

Lighting Circuits Lighting Circuits Repair and Diagnosis

Introduction to the Body Computer Body Computer System Diagnosis

Computer Input Sensor Diagnostic Routines

Vehicle Communication Networks Vehicle Multiplexing Diagnostics

Advanced Lighting Circuits Advanced Lighting Systems Diagnosis and Service

Instrumentation and Warning Lamps and Warning Lamp System Diagnosis and Repair

Accessories Electrical Accessories Diagnosis and Repair

Radio Frequency and Infotainment Systems Servicing Radio Frequency and Infotainment Systems

Passive Restraint Systems Servicing Passive Restraint Systems

Vehicles With Alternative Power Sources Hybrid and High-Voltage System Service

Filters