DCI Safety Practices & Procedures 3

Question 1

Which ANSI/ISEA standard governs the selection of protective eyewear for cable installation work?

Accepted Answer

ANSI Z87.1

Answer

ANSI Z87.1 is the standard for occupational and educational personal eye and face protection devices.

Question 2

When working on a ladder near energized electrical panels, which type of ladder is safest?

Accepted Answer

Fiberglass ladder

Answer

Fiberglass ladders are non-conductive and are the safest choice when working near electrical hazards.

Question 3

A lockout/tagout procedure requires an installer to verify isolation. After locking out the energy source, what is the next step?

Accepted Answer

Attempt to operate the equipment to verify it is de-energized

Answer

After applying lockout devices, OSHA requires verifying that energy isolation is effective by attempting to operate the equipment.

Question 4

What is the primary purpose of a spotter when a cable installer is working from an aerial lift?

Accepted Answer

To watch for overhead power lines and ground-level hazards

Answer

A spotter's primary role is to watch for hazards the operator cannot see, especially overhead obstructions and nearby workers.

Question 5

Cable ties are being used to bundle 25 Category 6 cables tightly together. What safety and performance concern does this create?

Accepted Answer

Alien crosstalk and potential cable jacket deformation affecting performance

Answer

Over-cinching cable ties deforms cable jackets and pair geometry, increasing crosstalk and potentially degrading transmission performance.

(DCI) Data Cabling Installer Practice Test