Dirtboyz CDC's Vol I- Questions &
Answers 100% Solved
Which is the correct order of steps to follow when starting a generator? Correct Ans-
Determine power requirements, turn the circuit breaker OFF, fuel valve open, set the choke on,
start the engine
Both types of small engines you will typically encounter operate on what three essential
elements? Correct Ans-Ignition, fuel, air
In a four-cycle engine, ignition takes place while the piston is in what position of the
compression cycle? Correct Ans-Top of the cylinder
What causes a spark plug to be wet? Correct Ans-Engine is flooded
The Jumping Jack tamper's smaller foot increases what during compaction? Correct Ans-
Bearing pressure
Which type of material can you cut with the K-12 saw? Correct Ans-Wood, asphalt, and
concrete
When operating the K-12 Saw, how can you offset the kickback reaction? Correct Ans-
Balance your weight
, The benefits of using a wet cut blade on a concrete saw are the water..... Correct Ans-Reduces
dust and extends the life of the saw blade
When using the concrete saw, you overlap saw cuts where they intersect to.... Correct Ans-
Ensure square corners
What are the two measurements used to express an air compressor's air flow and pressure?
Correct Ans-CFM and PSI
What is the one way to quickly shut off the flow of air to the hose of an air compressor?
Correct Ans-Using the emergency shutoff switch
What powers a typical roller screed? Correct Ans-An auxiliary hydraulic power unit
How many damaged parts can you have in an oxyacetylene welding system and still be able to
use the system? Correct Ans-None
Oxygen and acetylene hoses are colored.... Correct Ans-Green and red respectively
When you light the oxyacetylene welding equipment cutting torch, a pure acetylene flame is
Smokey because there is... Correct Ans-Not enough oxygen in the air to burn the acetylene
completely
Answers 100% Solved
Which is the correct order of steps to follow when starting a generator? Correct Ans-
Determine power requirements, turn the circuit breaker OFF, fuel valve open, set the choke on,
start the engine
Both types of small engines you will typically encounter operate on what three essential
elements? Correct Ans-Ignition, fuel, air
In a four-cycle engine, ignition takes place while the piston is in what position of the
compression cycle? Correct Ans-Top of the cylinder
What causes a spark plug to be wet? Correct Ans-Engine is flooded
The Jumping Jack tamper's smaller foot increases what during compaction? Correct Ans-
Bearing pressure
Which type of material can you cut with the K-12 saw? Correct Ans-Wood, asphalt, and
concrete
When operating the K-12 Saw, how can you offset the kickback reaction? Correct Ans-
Balance your weight
, The benefits of using a wet cut blade on a concrete saw are the water..... Correct Ans-Reduces
dust and extends the life of the saw blade
When using the concrete saw, you overlap saw cuts where they intersect to.... Correct Ans-
Ensure square corners
What are the two measurements used to express an air compressor's air flow and pressure?
Correct Ans-CFM and PSI
What is the one way to quickly shut off the flow of air to the hose of an air compressor?
Correct Ans-Using the emergency shutoff switch
What powers a typical roller screed? Correct Ans-An auxiliary hydraulic power unit
How many damaged parts can you have in an oxyacetylene welding system and still be able to
use the system? Correct Ans-None
Oxygen and acetylene hoses are colored.... Correct Ans-Green and red respectively
When you light the oxyacetylene welding equipment cutting torch, a pure acetylene flame is
Smokey because there is... Correct Ans-Not enough oxygen in the air to burn the acetylene
completely
