Job Site Safety Practices Flashcards
7 cards from real DCI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Job Site Safety Practices flashcards as text
When using a powder-actuated tool to fasten cable supports to concrete, which PPE item is ADDITIONALLY required beyond standard eye and hearing protection?
Answer: A full-face shield over safety glasses
Powder-actuated tools can eject fasteners or fragments with high force, requiring a full-face shield in addition to safety glasses.
A technician is about to enter a suspended ceiling space that has limited access and restricted airflow. Which hazard assessment should be performed FIRST?
Answer: Test the atmosphere for oxygen levels and hazardous gases
Atmospheric testing must be performed first in any confined or restricted space to detect oxygen deficiency or toxic gases before entry.
Which of the following actions violates proper extension cord safety on a data cabling job site?
Answer: Running a cord through a doorway with the door closed on it
Running extension cords through closed doors damages the insulation and creates both a shock hazard and a tripping hazard.
What does a GFCI (Ground Fault Circuit Interrupter) protect against when used during cabling installations in damp locations?
Answer: Electric shock caused by current leaking through a ground fault
A GFCI detects small leakage currents to ground and trips within milliseconds to prevent lethal electric shock.
When stacking cable reels on a job site, what is the PRIMARY safety concern?
Answer: Stacked reels can tip over and crush workers or damage materials
Heavy cable reels can tip and roll, creating a crushing hazard; they should be stored upright and secured against movement.
A cabling installer accidentally cuts a finger with a utility knife. After applying direct pressure, what is the NEXT step?
Answer: Report the injury to the supervisor and seek first aid or medical attention
All injuries, no matter how minor, must be reported to a supervisor and receive appropriate first aid or medical evaluation per OSHA recordkeeping requirements.
Which condition makes a fiberglass step ladder unsafe for use and requires it to be removed from service?
Answer: The ladder has a visible crack in one of the side rails
A cracked side rail compromises the structural integrity of the ladder and can lead to sudden failure under load.