Passed
Code - Answers Addresses the safety of persons, property and the environment associated with the ITS
cabling Installation
NEC - Answers National electric code
Frequency conversion chart - Answers One thousand hertz = 1KHz
One million Kilohertz = 1 MHz
One billion Megahertz = 1 GHz
NFPA - Answers National Fire protection association
AHJ - Answers Authorities having jurisdiction
TIA/EIA - Answers - Telecommunications Industry association
- Electronic industries alliance
BICSI - Answers - Building
- Industry
- Consulting
- Service
- International
Frequency - Answers Optical pulses using cycles per second, 1 unit of hertz = 1 cycle per second
4hz = 4 cycles per second
Definition of transmission - Answers The movement of information in the form of electrical or optical
signals from one point to another through a transport medium
Refraction - Answers Bending of the light as it passes from one medium into another
MHz - Answers - Quantifies the bandwidth of a cabling system in a frequency range
- Information handling capabilities of the medium
Megabits - Answers - transmission rate
, - Number of bits information that can be transported over the medium(vehicles of the highway)
Anatomy of a fiber - Answers - Core
- Cladding
- Coating
Attenuation = - Answers The decrease in magnitude of transmission signal strength between points,
expressed in decibel as the ratio of out put to input signal
Attenuation [insertion loss] = - Answers Light pulses traveling along fiber are subjected to loss due to
absorption or scattering of the light
Intrinsic = - Answers Controlled by the manufacture/expresses in decibels per-kilometer impacts the
signal to reach the receiver with sufficient power
Extrinsic = - Answers Controlled by the installer/expresses in decibels per-kilometer impacts the signal to
reach the receiver with sufficient power
Attenuation loss = - Answers - Expressed in decibels per kilometers
- Impacts the ability of the signal to reach the receiver with sufficient power
dBm = - Answers Optical power referred to as 1 milliwatt of power
CWDM = - Answers Coarse wave division multiplexing
DWDM = - Answers Dense wave division multiplexing
APC - Answers Angle polish connector
SCS = - Answers Structured cabling system
Tight buffered = - Answers Zipcord
Distribution = - Answers - Most popular backbone cable
- High fiber density
- Terminated in patch panels and wall mounted box
- Breakout cable
Loose tube = - Answers Outdoor
Tight buffer breakout = - Answers Indoor
Zip-Cord = - Answers Short runs, patch cords, laid in cable trays