Copper Cable Termination Flashcards
7 cards from real DCI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Copper Cable Termination flashcards as text
When installing a Cat 6 cable through a conduit shared with other Cat 6 cables, which practice reduces crosstalk?
Answer: Maintaining the cable's twist ratio and not over-bending inside the conduit
Preserving the pair twist and staying within bend radius limits maintains the cable's electrical geometry and crosstalk rejection inside conduit.
A field technician is terminating a high-density Cat 6A panel with 48 ports. Which practice BEST prevents pair damage?
Answer: Work in small sections and re-dress cables after each block of 12 terminations
Working in small sections controls cable dress and prevents inadvertent damage to already-terminated pairs during subsequent work.
What is the purpose of maintaining pair twist all the way into the IDC slot on a 110-style block?
Answer: Minimize near-end crosstalk at the termination point
Keeping the twist as close as possible to the IDC contact minimizes the untwisted length that acts as an antenna for crosstalk.
Which of the following conditions would cause a 'short' fault reading between pins 3 and 6 on a cable tester?
Answer: Two conductors touching inside the connector or jack slot
A short occurs when two conductors make unintended electrical contact, typically from insulation damage or conductive contamination in a connector.
After completing terminations on a 24-port Cat 6 patch panel, the technician should perform which test FIRST?
Answer: Wire map test on each port
The wire map test is the quickest way to confirm correct pin-out and catch wiring errors before performing more time-consuming certification tests.
A Cat 6 keystone jack uses a 110-style IDC. A technician forces a conductor into the wrong slot and attempts to reseat it in the correct slot. What is the recommended action?
Answer: Replace the jack, as re-seating a mis-punched conductor can damage the IDC contacts
IDC contacts are designed for single insertion; a mis-punched and re-seated conductor may have compromised insulation and degraded contact reliability.
Which bonding method is required when terminating screened Cat 6A (F/UTP) cable at a patch panel?
Answer: Connect the foil drain wire to the panel's grounding bar or bonding point
The drain wire of F/UTP cable must be bonded to the equipment ground at the patch panel to complete the shielding circuit and drain induced currents.