RCDD Cabling Infrastructure and Pathways 2

Question 1

What is the recommended minimum inside diameter for a single-user conduit stub-up at a workstation outlet?

Accepted Answer

25 mm (1 in)

Answer

ANSI/TIA-569 recommends a minimum 25 mm (1 inch) inside diameter for single-user outlet conduit stubs to accommodate telecommunications cabling.

Question 2

How should optical fiber cable be protected where it passes through a wall or floor?

Accepted Answer

Installed in a sleeve or conduit

Answer

Optical fiber cable must be installed in a sleeve or conduit wherever it passes through walls or floors to prevent physical damage and maintain fire ratings.

Question 3

What is the primary purpose of a cable runway (ladder rack) in a data center?

Accepted Answer

To provide an overhead cable management pathway between equipment racks

Answer

Cable runways (ladder racks) provide overhead pathways for routing and managing cables between equipment racks in data center environments.

Question 4

Per BICSI TDMM, what is the maximum span between cable tray support brackets for standard aluminum tray?

Accepted Answer

3 m (10 ft)

Answer

Standard aluminum cable trays should have support brackets spaced no more than 3 meters (10 feet) apart to prevent deflection under cable load.

Question 5

Which of the following correctly describes a modular furniture system's telecommunications cabling path?

Accepted Answer

Cables run within modular furniture raceways from a consolidation point or multi-user outlet

Answer

Modular furniture cabling uses consolidation points or multi-user outlets (MUTOAs) in the open office, with cables routed within the furniture raceways to each workstation.

RCDD - Registered Communications Distribution Designer Practice Test

RCDD - Registered Communications Distribution Designer Practice Test

RCDD Cabling Infrastructure and Pathways 2