Fiber
What are the 2 most common fiber optic wave lengths we use?
What is, 1310 and 1550nm
How often must FCC proof-of-performance test be performed?
What is, Twice a year.
What does "iHAT" stand for?
What is, In home assessment test
What device contains an audible alarm that activates when 50V AC or more is detected?
What is, FVD (foreign voltage detector)
What is, Full Duplex.
What diameter is the core in single mode fiber?
What is, 8-10 microns
What is Comcast's goal for network reliability?
What is, 99.99% / 52.42 minutes per year of allowable down time.
What button is used in XME-Optek to re-analyze bonding status for mid-split devices?
What is, iHAT!!
Name one characteristic of our work boot requirement?
What is, 6'' minimum from heel, steel or fiberglass shank, leather construction, no less than 1/2 inch heel.
Define DOCSIS
Data Over Cable Services Interface Specification
Name the 3 parts of the fiber?
What is, Core, Coating, Cladding
What is the most commonly used quadrature amplitude modulation for forward and return signals in our current network?
What is, 256 QAM, 64 QAM
What does the orange halo in the XME-Optek stand for when analyzing a mid-split node?
What is, High USTX.
Define the 3 by 5 rule when testing brakes
What is, Pump the brake pedal 3 times and hold for 5 seconds
What is the maximum downstream and upstream speeds DOCSIS 4.0 is designed for?
This is the most common type of fiber used in telecommunications.
What is, Single Mode Fiber.
Ohm's Law: If E = electromotive force, and I = Current in amperes, what does R = ?
What is, Resistance.
What is the OFDMA frequency in our return path?
What is, 39.4-85MHz
How many square inches of retro-reflective tape does a class 3 safety vest require?
What is, 310'' of retro reflective tape
This technology allows upstream and downstream traffic to flow concurrently over the same spectrum.
What is, Full Duplex DOCSIS.
The ratio of the velocity of light of two mediums of optical glass.
What is, Refractive Index.
This device terminates, manages and translates high-speed internet sessions between cable modems.
What is, CMTS.
When implementing mid-split, what upstream carriers are removed for OFDMA?
What is, 10.4 and 40.4MHz carriers
What do the orange indicators mean on the span ladder rope?
What is, UV wear indicator.
What does OFDMA stand for?
What is, orthogonal frequency-division multiple access