DCI Job Site Safety Practices 2

Question 1

When working in a ceiling plenum space, which respiratory hazard is MOST commonly encountered by data cabling installers?

Accepted Answer

Fiberglass particles from insulation and old cable jackets

Answer

Plenum spaces often contain fiberglass insulation and older cable jackets that release irritating particles when disturbed.

Question 2

A data cabling technician notices a wet floor near a server rack during installation. What is the FIRST action to take?

Accepted Answer

Report the hazard and place wet floor signs before proceeding

Answer

Slip hazards must be identified, marked, and reported before work continues to protect all workers in the area.

Question 3

What does the term 'lockout/tagout' (LOTO) primarily protect against during cabling work near electrical panels?

Accepted Answer

Accidental energization of electrical circuits while workers are present

Answer

LOTO procedures prevent equipment from being accidentally energized while technicians are working on or near electrical systems.

Question 4

Which fall protection measure is required when working on a ladder that extends more than 4 feet above a lower level?

Accepted Answer

The ladder must be secured at the top or bottom to prevent movement

Answer

OSHA requires ladders to be secured at the top, bottom, or both to prevent slipping or tipping when extended above 4 feet.

Question 5

When drilling through fire-rated walls for cable pathways, which safety step is MANDATORY after completing the penetration?

Accepted Answer

Fill the penetration with listed firestop material

Answer

Fire-rated assemblies must be restored with listed firestop materials to maintain their fire-resistance rating after any penetration.

(DCI) Data Cabling Installer Practice Test