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Power Tools NCCER 00104 Review

Total questions: 33

Worksheet time: 17mins

Name
Class
Date
1.

When using a power tool, never engage the trigger lock.

a)

Trigger lock

b)

Safety shield

c)

Variable speed control

d)

Depth stop

2.

Before replacing bits, blades, or discs on any tool, what must you do first?

a)

Disconnect the power source

b)

Tighten the blade guard

c)

Review the user manual

d)

Set the tool to high speed

3.

Most hammer drills will not hammer until pressure is applied to which part?

a)

Battery pack

b)

Trigger switch

c)

Drill bit

d)

Auxiliary handle

4.

A pneumatic drill is commonly used when there is no source of what?

a)

Electricity

b)

Water

c)

Compressed air

d)

Fuel

5.

Why should you never use a circular saw that does not have an upper guard?

a)

It improves visibility

b)

It protects you from touching the blade

c)

It reduces noise

d)

It saves battery power

6.

When using a circular saw, cut on the waste side of the cut marks to allow for the blade’s what?

a)

Torque

b)

Kerf

c)

Pitch

d)

Bevel

7.

Saws with fine blades that are excellent for delicate and intricate cutting are called what?

a)

Chain saws

b)

Saber saws

c)

Circular saws

d)

Rip saws

8.

Before plugging any saw into a power source, what should you make sure of?

a)

The blade is dull

b)

The cord is warm

c)

The power switch is in the OFF position

d)

The speed is set to high

9.

A saw with a thin, one-piece blade that runs around guides at either end is what type of saw?

a)

Band saw

b)

Miter saw

c)

Table saw

d)

Scroll saw

10.

A power miter saw combines a miter box with what?

a)

Circular saw

b)

Jigsaw

c)

Hacksaw

d)

Reciprocating saw

11.

The adjustable tool rest on a bench grinder should be positioned how far from the grinding wheel?

a)

1 inch

b)

1/2 inch

c)

1/8 inch

d)

1/4 inch

12.

What is a good way to check the condition of a bench grinder’s grinding wheel?

a)

Spark test

b)

Ring test on the wheel

c)

Dye penetrant test

d)

Hardness test

13.

A grinder can catch on rough material edges and shift around, especially when using rotary bits called what?

a)

Sanding drums

b)

Burr bits

c)

Flap wheels

d)

Cut-off discs

14.

What low-velocity fastening system is used to drive steel pins or threaded studs into masonry and steel?

a)

Powder‑actuated tool

b)

Nail gun

c)

Torque wrench

d)

Masonry drill

15.

Special training and certification is required before using what type of tool?

a)

Powder‑actuated tool

b)

Cordless drill

c)

Circular saw

d)

Angle grinder

16.

Before using a pneumatically powered nailer for the first time, what is important to read?

a)

Pressure gauge

b)

Warranty terms

c)

Instructions

d)

Serial number

17.

If a pneumatic nailer is not firing properly, what should you do before attempting repairs?

a)

Disconnect the air hose

b)

Add more oil

c)

Pull the trigger repeatedly

d)

Increase the air pressure

18.

Which power tool is well suited for breaking up concrete?

a)

Angle grinder

b)

Pavement breaker

c)

Impact driver

d)

Circular saw

19.

A Porta‑Power tool is an example of what type of tool?

a)

Hydraulic tool

b)

Pneumatic tool

c)

Electric tool

d)

Cordless tool

20.

To prevent electrical shock, power tools should only be operated when plugged into what?

a)

A power strip

b)

A GFCI outlet

c)

A long extension cord

d)

A surge protector

21.

Drill bits are held in place by what?

a)

Collets

b)

Clamps

c)

Chucks

d)

Sleeves

22.

Which is an example of an AC source of power?

a)

A car battery

b)

Electrical power from a wall receptacle

c)

A solar panel

d)

A generator’s DC outlet

23.

When using a power drill, proper ground-fault protection will prevent what?

a)

Overheating of the motor

b)

Electrical shock

c)

Dull drill bits

d)

Stripped screws

24.

When using an air‑wrench, what should your body stance be?

a)

Leaning forward

b)

Well balanced

c)

Bent over

d)

Standing on one foot

25.

Pneumatic tools get their power from what?

a)

Gasoline

b)

Electricity

c)

Air pressure

d)

Hydraulic fluid

26.

Compared with powder‑actuated nailers, electric and pneumatic nailers do not require that the operator be what?

a)

A licensed electrician

b)

Certified

c)

A union member

d)

First‑aid trained

27.

Most craftworkers using pneumatic nailers operate their compressors within what PSI range?

a)

10–30 PSI

b)

40–60 PSI

c)

70–120 PSI

d)

150–200 PSI

28.

A masonry bit can drill into concrete and similar materials because it has what feature?

a)

Carbide tip

b)

Wooden handle

c)

Diamond paint

d)

Plastic collar

29.

What is the most common use of a power drill?

a)

Sanding surfaces

b)

Making holes in wood, metal, and plastic

c)

Tightening bolts

d)

Cutting tiles

30.

Use only a band saw that has what safety feature?

a)

Laser guide

b)

A stop

c)

Dust collection bag

d)

Coolant pump

31.

Before using a reciprocating saw to cut through a wall or partition, what should you always do first?

a)

Replace the blade

b)

See what is on the other side of the wall

c)

Increase the stroke speed

d)

Remove the blade guard

32.

How does a sliding compound saw differ from a regular compound saw?

a)

It is lighter in weight

b)

It allows the user to cut wider material

c)

It uses fewer teeth on the blade

d)

It needs no electrical power

33.

Hammer drills are used to drill through which materials?

a)

Softwood only

b)

Concrete, brick, and tile

c)

Aluminum sheets

d)

Drywall panels