Network Topology & Configuration Flashcards
7 cards from real CPCT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Network Topology & Configuration flashcards as text
A technician notices that a Cat 6A cable installation produces excessive crosstalk between adjacent cables at high frequencies. Which mitigation technique is MOST effective for 10GBase-T installations?
Answer: Using alien crosstalk (ANEXT) compliant cable and installation practices
Alien crosstalk (ANEXT) between adjacent Cat 6A cables is mitigated by using ANEXT-compliant augmented Cat 6A cable and following proper installation spacing practices.
In a bus topology, what type of connector is required at each end of the cable to prevent signal reflections?
Answer: 50-ohm terminator
Bus topologies require 50-ohm terminators at each end of the coaxial cable to absorb signals and prevent reflections that cause data errors.
Which TIA/EIA standard defines the color-coding and administration for telecommunications cabling systems?
Answer: TIA-606-B
TIA-606-B covers the administration standard for telecommunications infrastructure, including labeling, color-coding, and record-keeping.
A building's horizontal cabling run measures 88 meters from the TR to the work area outlet. According to TIA-568, what is the maximum additional length allowed for patch cords and equipment cords combined?
Answer: 12 meters
TIA-568 allows a 100-meter channel with up to 10 meters for patch cords; since 88m is used for horizontal cabling, 12 meters remain for cords (but cord allowance caps at 10m total).
Which network topology is characterized by each device connecting to exactly two other devices, forming a single continuous path?
Answer: Ring topology
In a ring topology, each device connects to exactly two neighbors, forming a closed loop through which data travels in one or both directions.
A CPCT technician is installing fiber in a campus environment. Which fiber topology type allows signal regeneration at intermediate nodes to extend the reach beyond a single fiber span?
Answer: Daisy-chain (series) topology
A daisy-chain topology passes the signal through intermediate nodes that can regenerate or amplify it, extending the usable distance across multiple spans.
What does the term 'work area' refer to in TIA-568 structured cabling terminology?
Answer: The area served by a horizontal cabling outlet where end devices connect
In TIA-568, the work area is the space where end-user equipment (computers, phones, etc.) connects to the structured cabling system via horizontal outlets.