DCI Copper Installation 2

Question 1

What is the maximum allowable pair untwist at a termination point for Category 6 copper cabling?

Accepted Answer

1/4 inch (6 mm)

Answer

ANSI/TIA-568 limits untwisting to no more than 1/4 inch (6 mm) at terminations to maintain crosstalk performance.

Question 2

Which tool is used to properly seat an RJ-45 plug onto a solid copper conductor?

Accepted Answer

Crimping tool

Answer

A crimping tool is used to mechanically seat and lock the RJ-45 modular plug onto the cable conductors.

Question 3

What does 'pulling tension' refer to when installing copper cable?

Accepted Answer

The maximum tensile load allowed during cable pull

Answer

Pulling tension is the maximum force that can be applied to a cable during installation without damaging its electrical or mechanical characteristics.

Question 4

Which wiring standard uses the color sequence White/Orange, Orange, White/Green, Blue, White/Blue, Green, White/Brown, Brown?

Accepted Answer

T568B

Answer

T568B is the wiring standard with White/Orange on pin 1, which is the most commonly used standard in commercial US installations.

Question 5

What is the minimum bend radius for a 4-pair UTP cable during installation (under tension)?

Accepted Answer

8 times the cable diameter

Answer

Under tension during a pull, UTP cable must maintain a minimum bend radius of 8 times the cable's outer diameter.

(DCI) Data Cabling Installer Practice Test

(DCI) Data Cabling Installer Practice Test

DCI Copper Installation 2