Question 1

Threaded fasteners are the least common fastener type.

Accepted Answer

A) True 
 B)False  False

Question 2

Two technicians are discussing soldering wires. Technician A says that electrical-type solder adds little or no resistance to a circuit. Technician B says that acid-base solder damages the surface of the wire. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   Both A and B
D)   Neither A nor B C

Question 3

What are two things that should be considered when observing measurements from a cylinder bore?

Accepted Answer

Thrust wear and out-of-round for each cylinder must be considered when diagnosing engines for overhaul or rebuilding.

Question 4

Where is the minimum thickness specification for a brake disc located for a specific vehicle?

Accepted Answer

The answer of Where is the minimum thickness specification for...

Question 5

What is used to identify strength or quality of fasteners?

Accepted Answer

The answer of What is used to identify strength or...

Question 6

Technician A and technician B are discussing spark plug gap. Technician A says that the spark may be weak in strength if the gap is too wide. Technician B says that the spark will have high-voltage if the gap is too narrow. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   Both A and B
D)   Neither A nor B

Question 7

What are the two basic categories of fasteners?

Accepted Answer

The answer of What are the two basic categories of...

Question 8

What device is added to an inside micrometer when measuring a cylinder with a diameter larger than one inch?

Accepted Answer

The answer of What device is added to an inside...

Question 9

The length of the bolt is measured from the top of the head to the bottom of the thread.

Accepted Answer

A) True 
 B)False

Question 10

What is true about measuring shaft diameter and wear?

Accepted Answer

A)   If a shop does not overhaul motors, measurements are not made.
B)   Measurements only need to be made in one location.
C)   Noise does not accurately determine wear.
D)   Micrometers only come in metric.

Question 11

Describe how to measure spark plug gap.

Accepted Answer

The answer of Describe how to measure spark plug gap....

Question 12

What tool is used to measure the thickness of a brake rotor?

Accepted Answer

The answer of What tool is used to measure the...

Question 13

Two technicians are discussing measuring bearing journals. Technician A says that measurements should be made on a machined area. Technician B says that unmachined areas are typically measured. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   Both A and B
D)   Neither A nor B

Question 14

What is true of washers?

Accepted Answer

A)   A flat washer is used between a nut and a component to distribute load.
B)   Lock washers have either external or internal teeth.
C)   Spring lock washers have two sharp edges.
D)   Flat washers are split.

Question 15

Thrust wear can contribute to out-of-round cylinders.

Accepted Answer

A) True 
 B)False

Question 16

What is the purpose of pressure measurements on antilock brake systems?

Accepted Answer

The answer of What is the purpose of pressure measurements...

Question 17

Runout is a term used to determine if there is a wobble in a wheel or disc.

Accepted Answer

A) True 
 B)False

Question 18

Two technicians are discussing spark plug gaps. Technician A says that it is critical that spark plug gap be set. Technician B says that a round wire feeler gauge is used to measure gap. Who is correct?

Accepted Answer

A)   A only
B)   B only
C)   Both A and B
D)   Neither A nor B

Question 19

When measuring engine vacuum, a vacuum gauge is connected to a port that is directly tapped into the intake manifold

Accepted Answer

A) True 
 B)False

Question 20

Outside micrometers are used to measure journals or shafts to check for out-of-round.

Accepted Answer

A) True 
 B)False

Exam 4: Fasteners and Measurements

Threaded fasteners are the least common fastener type.

Two technicians are discussing soldering wires. Technician A says that electrical-type solder adds little or no resistance to a circuit. Technician B says that acid-base solder damages the surface of the wire. Who is correct?

What are two things that should be considered when observing measurements from a cylinder bore?

Where is the minimum thickness specification for a brake disc located for a specific vehicle?

What is used to identify strength or quality of fasteners?

Technician A and technician B are discussing spark plug gap. Technician A says that the spark may be weak in strength if the gap is too wide. Technician B says that the spark will have high-voltage if the gap is too narrow. Who is correct?

What are the two basic categories of fasteners?

What device is added to an inside micrometer when measuring a cylinder with a diameter larger than one inch?

The length of the bolt is measured from the top of the head to the bottom of the thread.

What is true about measuring shaft diameter and wear?

Describe how to measure spark plug gap.

What tool is used to measure the thickness of a brake rotor?

Two technicians are discussing measuring bearing journals. Technician A says that measurements should be made on a machined area. Technician B says that unmachined areas are typically measured. Who is correct?

What is true of washers?

Thrust wear can contribute to out-of-round cylinders.

What is the purpose of pressure measurements on antilock brake systems?

Runout is a term used to determine if there is a wobble in a wheel or disc.

Two technicians are discussing spark plug gaps. Technician A says that it is critical that spark plug gap be set. Technician B says that a round wire feeler gauge is used to measure gap. Who is correct?

When measuring engine vacuum, a vacuum gauge is connected to a port that is directly tapped into the intake manifold

Outside micrometers are used to measure journals or shafts to check for out-of-round.