NCCER Core Power Tool Safety and Operation 2

Question 1

What does GFCI stand for, and why is it important for power tool use?

Accepted Answer

Ground Fault Circuit Interrupter - protects against shock

Answer

General Frequency Control Interface - controls speed

Answer

Grounded Fuse Connection Indicator - shows charge

Answer

Global Facility Compliance Instrument - measures voltage

Question 2

What is the proper body position when operating a portable power saw?

Accepted Answer

Stand to the side, never directly behind the blade

Answer

Stand directly behind the blade

Answer

Lean over for better visibility

Answer

Kneel on one knee

Question 3

When should a power tool be inspected?

Accepted Answer

Before each use

Answer

Only after malfunction

Answer

Once a year

Answer

Only during OSHA inspections

Question 4

What is the purpose of a dead-man switch on a power tool?

Accepted Answer

To shut off the tool when the operator releases the trigger

Answer

To increase power output

Answer

To lock the tool ON for continuous use

Answer

To switch between forward and reverse

Question 5

What should be done with the chuck key after tightening a drill bit?

Accepted Answer

Remove it immediately - a spinning key becomes a projectile

Answer

Leave it in for easy access

Answer

Tape it to the drill press

Answer

Hand it to the nearest coworker

Question 6

What type of protection prevents shock by using two layers of insulation instead of a ground wire?

Accepted Answer

Double insulation

Answer

Triple insulation

Answer

Single insulation with GFCI

Answer

Waterproof coating