NCCER Module 4 Introduction to Power Tools 2026
Exam Questions LATEST VERSIONS 110
QUESTIONS AND CORRECT VERIFIED
ANSWERS WITH RATIONALES (100%
CORRECT) A+ GRADED ASSURED
A ____________drill is used when there is no source of electricity. - CORRECT ANSWER:
pneumatic
A Porta-Power® is an example of a __________tool. - CORRECT ANSWER: hydraulic
A power miter saw combines a miter box with a _______saw. - CORRECT ANSWER: circular
An example of an AC source of power is a ______receptacle. - CORRECT ANSWER: wall
Before replacing parts such as bits, blades, or discs on any tool, you must disconnect the
_________source. - CORRECT ANSWER: power
Before you plug any saw into a power source, make sure the power switch is in the
_______position. - CORRECT ANSWER: OFF
Before you start drilling, make sure the drill bit is tightened in the? - CORRECT ANSWER:
chuck
Drill bits are held in place by? - CORRECT ANSWER: chucks
If a pneumatic nailer is not firing properly, before you attempt repairs you must disconnect the? -
CORRECT ANSWER: air hose
, Keep the drill's air vent clean with a small _______. - CORRECT ANSWER: brush
Never use a circular saw that doesn't have an upper blade guard because the guard protects you
from touching the? - CORRECT ANSWER: blade
On power tools, you should never engage the trigger __________. - CORRECT ANSWER: lock
Saws with fine blades that are excellent for delicate and intricate cutting are called? - CORRECT
ANSWER: saber saws
Some manufacturers suggest that each time you use a pneumatic nailer, the air inlet needs a few
drops of? - CORRECT ANSWER: oil
The adjustable tool rest on a bench grinder should be positioned_______ inch from the wheel. -
CORRECT ANSWER: 1/8
The angle grinder is used to grind ________, ________ materials. - CORRECT ANSWER: hard,
heavy
The first step when using a pneumatically powered nailer for the first time is to read the
manufacturer's ____________. - CORRECT ANSWER: instructions
To prevent electrical shock, power tools should only be operated with the proper? - CORRECT
ANSWER: GFCI
When using a power drill, proper ground fault protection will prevent ________shock. -
CORRECT ANSWER: electric
When using an air wrench, keep your body stance _______. - CORRECT ANSWER: balanced
Exam Questions LATEST VERSIONS 110
QUESTIONS AND CORRECT VERIFIED
ANSWERS WITH RATIONALES (100%
CORRECT) A+ GRADED ASSURED
A ____________drill is used when there is no source of electricity. - CORRECT ANSWER:
pneumatic
A Porta-Power® is an example of a __________tool. - CORRECT ANSWER: hydraulic
A power miter saw combines a miter box with a _______saw. - CORRECT ANSWER: circular
An example of an AC source of power is a ______receptacle. - CORRECT ANSWER: wall
Before replacing parts such as bits, blades, or discs on any tool, you must disconnect the
_________source. - CORRECT ANSWER: power
Before you plug any saw into a power source, make sure the power switch is in the
_______position. - CORRECT ANSWER: OFF
Before you start drilling, make sure the drill bit is tightened in the? - CORRECT ANSWER:
chuck
Drill bits are held in place by? - CORRECT ANSWER: chucks
If a pneumatic nailer is not firing properly, before you attempt repairs you must disconnect the? -
CORRECT ANSWER: air hose
, Keep the drill's air vent clean with a small _______. - CORRECT ANSWER: brush
Never use a circular saw that doesn't have an upper blade guard because the guard protects you
from touching the? - CORRECT ANSWER: blade
On power tools, you should never engage the trigger __________. - CORRECT ANSWER: lock
Saws with fine blades that are excellent for delicate and intricate cutting are called? - CORRECT
ANSWER: saber saws
Some manufacturers suggest that each time you use a pneumatic nailer, the air inlet needs a few
drops of? - CORRECT ANSWER: oil
The adjustable tool rest on a bench grinder should be positioned_______ inch from the wheel. -
CORRECT ANSWER: 1/8
The angle grinder is used to grind ________, ________ materials. - CORRECT ANSWER: hard,
heavy
The first step when using a pneumatically powered nailer for the first time is to read the
manufacturer's ____________. - CORRECT ANSWER: instructions
To prevent electrical shock, power tools should only be operated with the proper? - CORRECT
ANSWER: GFCI
When using a power drill, proper ground fault protection will prevent ________shock. -
CORRECT ANSWER: electric
When using an air wrench, keep your body stance _______. - CORRECT ANSWER: balanced
