FOA CFOT CERTIFICATION EXAM 2024 NEWEST ACTUAL EXAM COMPLETE 100 QUESTIONS WITH DETAILED, Exams of Nursing

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FOA CFOT CERTIFICATION EXAM 2024 NEWEST ACTUAL EXAM COMPLETE 100 QUESTIONS WITH DETAILED VERIFIED ANSWERS ALREADY GRADED A+ BRAND NEW!! The proper method of pulling optical fiber cables is to attach the pull wire or tape to the ____ of the cable. - CORRECT ANSWER >>>>Strength members According to the references, hybrid cables are cables that contain ____. - CORRECT ANSWER

Both singelmode and multimode optical fibers What type of fiber cable design allows for large numbers of fibers with ultra-high density, small

size (diameter) and lower cost? - CORRECT ANSWER >>>>ribbon According to the references, composite cables refer to cables that contain ____> - CORRECT ANSWER >>>>both optical fibers and copper conductors Which optical fiber cables must be grounded? - CORRECT ANSWER >>>>all cables that contain metallic elements Fiber optic cable for use inside a building must _______. - CORRECT ANSWER >>>>Be rated to meet the requirements of local building and fire codes Optical fiber cable with a orange colored jacket generally indicates the cable contains _____. - CORRECT ANSWER >>>>Multimode fiber

Premises cable jackets are usually color-coded in what color to indicate singlemode fiber? - CORRECT ANSWER >>>>Yellow Premises cable jackets are usually color-coded in what color to indicate laser-optimized 50/ OM3 or OM4 fiber? - CORRECT ANSWER

Aqua When pulling long lengths of cable in conduit or innerduct, you may need to ____. - CORRECT ANSWER >>>>Any or all of these as appropriate (Pull form the center to the ends, Use a breakaway swivel or monitor tension, Lubricate the cable) In a loose tube cable, a gel or absorbent tape or powder is normally used _____. - CORRECT ANSWER >>>>To prevent water from entering the cable Which type of cable is best suited for indoor installation when fibers ar to be directly

terminated inside a patch panel with adhesive/polish or prepolished splice connectors?

• CORRECT ANSWER >>>>tight buffer distribution cable What type of cable may require installation of a breakout kit (also called a furcation or fan out kit) for termination? - CORRECT ANSWER >>>>loose tube (loose buffer) cable When pulling cables, the minimum bend radius under tension is generally specified as ______. - CORRECT ANSWER >>>>20 times the cable diameter Cable ties used on fiber optic cables ____. - CORRECT ANSWER >>>>Can harm cables if too tight, so they should be hand-tightened. Fiber optic joints (connectors or splices) should have ____. - CORRECT ANSWER >>>>low loss, minimal reflectance and high mechanical strength

To reduce _____ as well as loss, the end of a connector ferrule is polished to a PC (physical contact) finish. - CORRECT ANSWER

Reflectance Factory terminations, such as used for making patchcords, generally use what method of attaching the connector? - CORRECT ANSWER Epoxy/polish According to the references, the connector in the following list with the best or lowest reflectance would be the ____. - CORRECT ANSWER >>>>SC- APC (Angled Polished Connector) Splices are most often used for _____. - CORRECT ANSWER >>>>A permanent joint between two fibers If you need to permanently join two fibers together with the lowest loss and least amount of reflectance, which of the following should you choose? - CORRECT ANSWER >>>>fusion splice

Mass fusion splicing is normally used on what style of cable? - CORRECT ANSWER >>>>ribbon cable Prior to cable plant acceptance or system turn- up, a(n) _____ is used to measure the cable plant insertion loss to ensure it is within the loss budget. - CORRECT ANSWER >>>>Light source and power meter (LSPM or OLTS) For insertion loss testing, the fiber optic test source must match the _____ of the transmission system or the standards covering the cable plant.

• CORRECT ANSWER >>>>both fiber type and wavelenght According to the text, it is recommended that reference test cables be chosen for their __________> - CORRECT ANSWER >>>>low loss Which of the following parameters cannot be measured by OTDRs (optical time domain

reflectometers) in fiber optic networks. - CORRECT ANSWER >>>>Transmitter and receiver power For safety, a fiber optic technician or installer should always wear ______ when working with optical fiber. - CORRECT ANSWER >>>>Eye protection During fiber optic installations, the most common danger is caused by ______. - CORRECT ANSWER

Fiber scraps or shards from stripping, cleaving, splicing and termination The link loss budget analysis of a cable plant like the diagram shown is done to _________. - CORRECT ANSWER >>>>All of these choices (Ensure the intended communications system will work on the cable plant system, Provide a pass/fail loss value for comparison to test values, ribbon cable Prior to cable plant acceptance or system turn- up, a(n) _____ is used to measure the cable plant insertion loss to ensure it is within the loss budget. - CORRECT ANSWER >>>>Light source and power meter (LSPM or OLTS) For insertion loss testing, the fiber optic test source must match the _____ of the transmission system or the standards covering the cable plant. - CORRECT ANSWER >>>>both fiber type and wavelenght According to the text, it is recommended that reference test cables be chosen for their __________> - CORRECT ANSWER >>>>low loss Which of the following parameters cannot be measured by OTDRs (optical time domain reflectometers) in fiber optic networks. - CORRECT ANSWER >>>>Transmitter and receiver power For safety, a fiber optic technician or installer should always wear ______ when working with optical fiber. - CORRECT ANSWER >>>>Eye protection During fiber optic installations, the most common danger is caused by ______. - CORRECT ANSWER >>>>Fiber scraps or shards from stripping, cleaving, splicing and termination The link loss budget analysis of a cable plant like the diagram shown is done to _________. - CORRECT ANSWER >>>>All of these choices (Ensure the intended communications system will work on the cable plant system, Provide a pass/fail loss value for comparison to test values, Ensure the cable plant has been properly installed)

A link loss budget should be done for every cable plant installation during the ______ phase of a project. - CORRECT ANSWER >>>>Design The loss of connector on each end of the cable plant ______. - CORRECT ANSWER >>>>Are always included in the loss budget Cladding - CORRECT ANSWER >>>>Material around the center tube (Look at diagram) Core - CORRECT ANSWER >>>>Center tube (Look at diagram) Primary Buffer Coating - CORRECT ANSWER

Material around the core and cladding, it gives the fiber its distinct color (Blue, Red, Agua, etc) Traps light in the core to reduce attenuation - CORRECT ANSWER >>>>Cladding

Is smaller in singlemode than multimode fiber - CORRECT ANSWER >>>>Core Is stripped off for termination or splicing - CORRECT ANSWER >>>>Primary Buffer Coating The outside diameter of this part of the fiber is the same for most singlemode and multimode fibers - CORRECT ANSWER >>>>Cladding Singlemode - CORRECT ANSWER >>>> Multi-mode graded index - CORRECT ANSWER

Multi-mode step index - CORRECT ANSWER >>>> Telecom outside plant - CORRECT ANSWER

Singlemode Telecom FTTx - CORRECT ANSWER Singlemode

CATV hybrid fiber coax network - CORRECT ANSWER >>>>Singlemode LAN fiber to the desk - CORRECT ANSWER

Multimode Graded-Index Consumer digital audio - CORRECT ANSWER Plastic Optical Fiber (POF) Distribution cable - CORRECT ANSWER >>>>Has multiple buffered fiber cables (about 12 individual cables), and it does have strength Design The loss of connector on each end of the cable plant ______. - CORRECT ANSWER >>>>Are always included in the loss budget Cladding - CORRECT ANSWER >>>>Material around the center tube (Look at diagram) Core - CORRECT ANSWER >>>>Center tube (Look at diagram) Primary Buffer Coating - CORRECT ANSWER >>>>Material around the core and cladding, it gives the fiber its distinct color (Blue, Red, Agua, etc) Traps light in the core to reduce attenuation - CORRECT ANSWER >>>>Cladding Is smaller in singlemode than multimode fiber - CORRECT ANSWER >>>>Core Is stripped off for termination or splicing - CORRECT ANSWER >>>>Primary Buffer Coating The outside diameter of this part of the fiber is the same for most singlemode and multimode fibers - CORRECT ANSWER >>>>Cladding Singlemode - CORRECT ANSWER >>>> Multi-mode graded index - CORRECT ANSWER >>>> Multi-mode step index - CORRECT ANSWER >>>> Telecom outside plant - CORRECT ANSWER >>>>Singlemode Telecom FTTx - CORRECT ANSWER >>>>Singlemode CATV hybrid fiber coax network - CORRECT ANSWER >>>>Singlemode LAN fiber to the desk - CORRECT ANSWER >>>>Multimode Graded-Index Consumer digital audio - CORRECT ANSWER >>>>Plastic Optical Fiber (POF) Distribution cable - CORRECT ANSWER >>>>Has multiple buffered fiber cables (about 12 individual cables), and it does have strength members Breakout cable - CORRECT ANSWER >>>>Has multiple simplex cables (about 12 or more Are always included in the loss budget Cladding - CORRECT ANSWER >>>>Material around the center tube (Look at diagram) Core - CORRECT ANSWER >>>>Center tube (Look at diagram) Primary Buffer Coating - CORRECT ANSWER >>>>Material around the core and cladding, it gives the fiber its distinct color (Blue, Red, Agua, etc) Traps light in the core to reduce attenuation - CORRECT ANSWER >>>>Cladding Is smaller in singlemode than multimode fiber - CORRECT ANSWER >>>>Core Is stripped off for termination or splicing - CORRECT ANSWER >>>>Primary Buffer Coating The outside diameter of this part of the fiber is the same for most singlemode and multimode fibers - CORRECT ANSWER >>>>Cladding Singlemode - CORRECT ANSWER >>>> Multi-mode graded index - CORRECT ANSWER >>>> Multi-mode step index - CORRECT ANSWER >>>> Telecom outside plant - CORRECT ANSWER >>>>Singlemode Telecom FTTx - CORRECT ANSWER >>>>Singlemode CATV hybrid fiber coax network - CORRECT ANSWER >>>>Singlemode LAN fiber to the desk - CORRECT ANSWER >>>>Multimode Graded-Index Consumer digital audio - CORRECT ANSWER >>>>Plastic Optical Fiber (POF) Distribution cable - CORRECT ANSWER >>>>Has multiple buffered fiber cables (about 12 individual cables), and it does have strength members Breakout cable - CORRECT ANSWER >>>>Has multiple simplex cables (about 12 or more individual cables), but it does NOT have strength

members Loose Tube cable - CORRECT ANSWER >>>>Has a buffered fiber, strength members and water blocking substance

Zipcord cable - CORRECT ANSWER >>>>Has 2 buffered fibers and strength members Resistance to water damage - CORRECT ANSWER

Gel-filled and blocked cable Can be installed indoors in air handling areas - CORRECT ANSWER >>>>Plenum rated Rodent resistance - CORRECT ANSWER Armored cable Must be more than 20 times cable diameter - CORRECT ANSWER >>>>Minimum recommended bend radius under pulling tension Must be more than 10 times cable diameter - CORRECT ANSWER >>>>Minimum recommended long term bend radius Cladding Singlemode - CORRECT ANSWER >>>> Multi-mode graded index - CORRECT ANSWER >>>> Multi-mode step index - CORRECT ANSWER >>>> Telecom outside plant - CORRECT ANSWER >>>>Singlemode Telecom FTTx - CORRECT ANSWER >>>>Singlemode CATV hybrid fiber coax network - CORRECT ANSWER >>>>Singlemode LAN fiber to the desk - CORRECT ANSWER >>>>Multimode Graded-Index Consumer digital audio - CORRECT ANSWER >>>>Plastic Optical Fiber (POF) Distribution cable - CORRECT ANSWER >>>>Has multiple buffered fiber cables (about 12 individual cables), and it does have strength members Breakout cable - CORRECT ANSWER >>>>Has multiple simplex cables (about 12 or more individual cables), but it does NOT have strength members Loose Tube cable - CORRECT ANSWER >>>>Has a buffered fiber, strength members and water blocking substance Zipcord cable - CORRECT ANSWER >>>>Has 2 buffered fibers and strength members Resistance to water damage - CORRECT ANSWER >>>>Gel-filled and blocked cable Can be installed indoors in air handling areas - CORRECT ANSWER >>>>Plenum rated Rodent resistance - CORRECT ANSWER >>>>Armored cable Must be more than 20 times cable diameter - CORRECT ANSWER >>>>Minimum recommended bend radius under pulling tension Must be more than 10 times cable diameter - CORRECT ANSWER >>>>Minimum recommended long term bend radius INDOOR, short, dry conduit runs, risers and plenums terminated inside junction boxes - Multi-mode step index - CORRECT ANSWER >>>> Telecom outside plant - CORRECT ANSWER >>>>Singlemode Telecom FTTx - CORRECT ANSWER >>>>Singlemode CATV hybrid fiber coax network - CORRECT ANSWER >>>>Singlemode LAN fiber to the desk - CORRECT ANSWER >>>>Multimode Graded-Index Consumer digital audio - CORRECT ANSWER >>>>Plastic Optical Fiber (POF) Distribution cable - CORRECT ANSWER >>>>Has multiple buffered fiber cables (about 12 individual cables), and it does have strength members Breakout cable - CORRECT ANSWER >>>>Has multiple simplex cables (about 12 or more individual cables), but it does NOT have strength members Loose Tube cable - CORRECT ANSWER >>>>Has a buffered fiber, strength members and water blocking substance Zipcord cable - CORRECT ANSWER >>>>Has 2 buffered fibers and strength members Resistance to water damage - CORRECT ANSWER >>>>Gel-filled and blocked cable Can be installed indoors in air handling areas - CORRECT ANSWER >>>>Plenum rated Rodent resistance - CORRECT ANSWER >>>>Armored cable Must be more than 20 times cable diameter - CORRECT ANSWER >>>>Minimum recommended bend radius under pulling tension Must be more than 10 times cable diameter - CORRECT ANSWER >>>>Minimum recommended long term bend radius INDOOR, short, dry conduit runs, risers and plenums terminated inside junction boxes - CORRECT ANSWER >>>>Distribution cable

High fiber count in small diameter for metro or long distance - CORRECT ANSWER >>>>Ribbon cable Patch cords and backplanes - CORRECT ANSWER

Simplex and zip cord tight buffer Ideal for outside plant trunk applications inside innerduct or conduit - CORRECT ANSWER Loose tube (buffer) gel-filled Building cable for conduit, riser and plenum runs without requiring junction boxes - CORRECT ANSWER >>>>Breakout cable Direct buried outside plant - CORRECT ANSWER Armored loose tube cable ST - CORRECT ANSWER >>>> SC - CORRECT ANSWER >>>>

LC - CORRECT ANSWER >>>>

MTP - CORRECT ANSWER >>>>

Insertion loss (Which Tool(s) do you use?) - CORRECT ANSWER >>>>Light source and power meter Continuity, fiber or cable tracing, duplex connector polarity (Which Tool(s) do you use?) - CORRECT ANSWER >>>>Visual fiber tracer Source or receiver power (Which Tool(s) do you use?) - CORRECT ANSWER >>>>Fiber optic power meter Connector faults (scratches, polish, dirt) (Which Tool(s) do you use?) - CORRECT ANSWER

Inspection microscope Fault location, splice loss, length (Which Tool(s) do you use?) - CORRECT ANSWER >>>>OTDR

Continuity, fiber tracing, fault location close to end of a cable (Which Tool(s) do you use?) - CORRECT ANSWER >>>>Visual fault locator Cable to test - CORRECT ANSWER >>>>Cable in the middle wrapped multiple times in circles Connector mating adapter - CORRECT ANSWER

Device that connect two wires together Launch cable - CORRECT ANSWER >>>>Cable connected to the light source Light source - CORRECT ANSWER >>>>Device at the end shining a light or laser Power meter - CORRECT ANSWER >>>>Device taking measurements and giving out numbers Receive cable - CORRECT ANSWER >>>>Cable connected to the power meter

Connector, showing loss and back reflection - CORRECT ANSWER >>>>High spike (upside down V) in the middle of the graph Distance scale - CORRECT ANSWER >>>>On the graph it will be X-axis (left to right) on the bottom side End of the fiber - CORRECT ANSWER >>>>Zig-Zag lines at the end of the graph Initial pulse and dead zone - CORRECT ANSWER

High spike of energy (upside down U) at the beginning of the graph Loss scale - CORRECT ANSWER >>>>On the graph it will be the Y-axis (up and down) on the left side Splice loss - CORRECT ANSWER >>>>A drop of energy (like a step) in the middle of the graph Fiber Size - CORRECT ANSWER >>>>um (microns)

Wavelength - CORRECT ANSWER >>>>nm (nanometers) Bandwidth - CORRECT ANSWER >>>>MHz or GHz (megahertz or gigahertz) Loss - CORRECT ANSWER >>>>dB (decibels) Absolute power - CORRECT ANSWER >>>>dBm (decibels per milliwatts) Cable jacket outside diameter - CORRECT ANSWER >>>>mm or in (millimeters or inches) Cable Length - CORRECT ANSWER >>>>ft or m (feet or meters) 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? - CORRECT ANSWER >>>>True

A fiber optic power meter measures absolute power in dBM (dB referenced to 1 mw) and, when used with a light source, can measure insertion loss expressed in dB. True or False? - CORRECT ANSWER >>>>True When we say 62.5/125 fiber, what does "62.5" mean? - CORRECT ANSWER >>>>core size, the diameter in microns When we say 50/125 fiber, what does "125" mean? - CORRECT ANSWER >>>>cladding size, the diameter in microns OM3 and OM4 multimode fiber with a 50/ micron core are now a popular option in premises cabling systems because they _____. - CORRECT ANSWER >>>>Are "laser optimized" which gives more distance capability with gigabit networks using laser sources

In-multimode fiber, the attenuation (reduction in optical power) of the fiber is _____ at 850 nm than at 1300 nm. - CORRECT ANSWER >>>>Higher Which of the following represents a singlemode (smaller core size) fiber size? - CORRECT ANSWER

9/125 micron Singlemode fiber has _____ bandwidth than multimode fiber. - CORRECT ANSWER greater Most plastic optical fibers are _____. - CORRECT ANSWER >>>>large core step-index When you strip singlemode or graded index multimode mode glass fiber, you are removing the ____. - CORRECT ANSWER >>>>Primary buffer coating