DCI Job Site Safety Practices 4

Question 1

When using a powder-actuated tool to fasten cable supports to concrete, which PPE item is ADDITIONALLY required beyond standard eye and hearing protection?

Accepted Answer

A full-face shield over safety glasses

Answer

Powder-actuated tools can eject fasteners or fragments with high force, requiring a full-face shield in addition to safety glasses.

Question 2

A technician is about to enter a suspended ceiling space that has limited access and restricted airflow. Which hazard assessment should be performed FIRST?

Accepted Answer

Test the atmosphere for oxygen levels and hazardous gases

Answer

Atmospheric testing must be performed first in any confined or restricted space to detect oxygen deficiency or toxic gases before entry.

Question 3

Which of the following actions violates proper extension cord safety on a data cabling job site?

Accepted Answer

Running a cord through a doorway with the door closed on it

Answer

Running extension cords through closed doors damages the insulation and creates both a shock hazard and a tripping hazard.

Question 4

What does a GFCI (Ground Fault Circuit Interrupter) protect against when used during cabling installations in damp locations?

Accepted Answer

Electric shock caused by current leaking through a ground fault

Answer

A GFCI detects small leakage currents to ground and trips within milliseconds to prevent lethal electric shock.

Question 5

When stacking cable reels on a job site, what is the PRIMARY safety concern?

Accepted Answer

Stacked reels can tip over and crush workers or damage materials

Answer

Heavy cable reels can tip and roll, creating a crushing hazard; they should be stored upright and secured against movement.

(DCI) Data Cabling Installer Practice Test

(DCI) Data Cabling Installer Practice Test

DCI Job Site Safety Practices 4