Foa cfot stuvia - Study guides, Class notes & Summaries

FOA CFOT Certification Exam v11 Questions and Answers 100% CorrectFOA CFOT Certification Exam v11 Questions and Answers 100% CorrectFOA CFOT Certification Exam v11 Questions and Answers 100% CorrectFOA CFOT Certification Exam v11 Questions and Answers 100% Correct A fiber optic inspection microscope can increase the danger of high powered light sources by focusing the light coming out of a fiber into your eye. True or False? - ANSWER - True A fiber optic power meter measures absolute power i...

The _______ is used perform a continuity check A: Mircoscrop B. SPOT C. Termination Tray D. Adhesive - Answer B. SPOT The Student Workstation contains two A. Termination Tray B. Cables C. SPOTs D. Scribes - Answer Termination Tray The Instructer workstion contains three additional A. Cable B. Scribes C. Termination Tray D. SPOTs - Answer SPOTs The Sharp Disposal United Should never be opened A. True B. False - Answer True The _________ is used to peform a connector...

Electromagnetic wave behavior is used to describe the propagation of light along the fiber in what theory? - Answer Mode theory Compared to single mode fibers, multimode fibers have which of the following advantages? - Answer ease of both making connections and launching light into them Only in multimode fibers does which of the following types of dispersion occur? - Answer Modal When different colors of light travel through the fiber at different speeds, which of the following types...

Medium used to send information - Answer light What are the four parts of a fiber optic data link - Answer transmitter, optical fiber, connectors/splices, receiver fiber optic transmitter has which of the following functions - Answer converts the electrical input signal to an optical signal Fiber optic systems used what three type of optical sources - Answer LEDs, lasers, VCSEL(vertical cavity surface emitting lasers) fiber optic receiver performs which of the following functions? - ...

Total internal reflection - Answer Trapping light in a material (fiber optic) by surrounding it by another material with a lower refractive index is the phenomenon of Index of Refraction - Answer Ration of Speed of light in a material/Speed of light in a vacuum Measure to how much light slows down when entering a material Attenuation - Answer The reduction in optical power (Loss) as it passes along a fiber, usually expressed in dB Optical fiber data link is made of 3 elements - Answer...

Fiber optic cable lengths are generally expressed in? - Answer Meter, kilometer. Fiber optic cable diameters are expressed in? - Answer Micron The center of the fiber where light is transmitted is called? - Answer Core the outside optical layer of the fiber that traps the light in the core and guides it along is the? - Answer Cladding A hard plastic coating on the outside of the fiber that protects the glass from moisture or physical damage is called the? - Answer Buffer coating A...

A transducer - Answer changes energy from one form to another. From the choice below, identify the three basic components of a Fiber optic system - Answer Source, Detector and Cabling. A Source - Answer is an Active part of an optic system Which of the following provides the most self protection? - Answer Long pants The operational wavelengths that are used in Fiber Optic Systems are primarily determined by - Answer The properties of the glass used in the fiber cable The following...

A fiber optic inspector microscope can increase the danger of high powerd light source by focusing the light out of a fiber into your eyes. - Answer True A fiber optic power meter measures absolute power in dBm (dB reference to 1 mw) and when a light source measures insertions loss in dB. - Answer True Confining light in a material by surrounding it by another material with lower refractive index is the phenomenon of - Answer Total internal reflection The largest cause of attenuation in...

benefits of fiber optics - Answer more, further, faster, not subject to EML, more secure What is plenum rated cable? - Answer Cable that used to be put in a plenum what causes modal dispersion - Answer in step index multimode fiber, multiple rays arrive at different times causing distortion. CATV - Answer Community Antenna Television whenever working with fiber you should... - Answer wear safety glasses, clear the work area of scraps, dispose of fiber scraps inn a sealed container ...

What are the two basic types of fiber? - Answer - Multi-mode - Single-mode What are the three parts of an optical fiber? (Hint, 3 C's) - Answer - core - cladding - coating The North American Standard core sizes for multimode fiber are ____ and ____. - Answer - 52.5 microns - 50 microns The core size for Corning single-mode fiber is ____. - Answer - 8.2 - 8.3 microns The cladding size for both single-mode and multimode fiber is ____. - Answer - 125 microns What invention in ...