DCI Standards & Codes Compliance 5

Question 1

ANSI/TIA-569-D specifies pathways and spaces for telecommunications. What is the minimum headroom required in a telecommunications room (TR)?

Accepted Answer

8 feet (2.4 m)

Answer

TIA-569-D requires a minimum ceiling height of 8 feet (2.4 m) in telecommunications rooms to allow safe equipment installation and maintenance.

Question 2

A cable labeled 'CMR' is rated for installation in:

Accepted Answer

Vertical risers between floors

Answer

CMR (Communications Multipurpose Riser) rated cables are listed for use in vertical runs between floors (riser applications).

Question 3

Per TIA-606-C, each telecommunications infrastructure identifier (label) must be:

Accepted Answer

Unique within the administration system

Answer

TIA-606-C requires each identifier to be unique within the scope of the administration system to prevent confusion.

Question 4

Which of the following is a key requirement of NEC 800.100 regarding the grounding of communications cable sheaths?

Accepted Answer

Sheath must be bonded to the building's electrical grounding electrode system

Answer

NEC 800.100 requires metallic cable sheaths entering buildings to be bonded to the building's grounding electrode system to prevent hazardous voltage differences.

Question 5

Under ANSI/TIA-568, the term 'permanent link' refers to:

Accepted Answer

The fixed installed cabling from the outlet to the patch panel, excluding patch cords

Answer

The permanent link is the installed cabling infrastructure from outlet to cross-connect, excluding the flexible patch cords at each end.

(DCI) Data Cabling Installer Practice Test

(DCI) Data Cabling Installer Practice Test

DCI Standards & Codes Compliance 5