FOA CFOT Multiple-choice QUESTIONS & COMPLETE SOLUTIONS(RATED A)COMPLETE EXAM BUNDLE

50/125 microns represents a single mode fiber size - ANSWER False- Single mode fiber is 8/10 microns Multimode Fiber has a greater bandwidth than single mode fiber - ANSWER False - Single mode has less dispersion: more bandwidth Pulling from the center to the ends is a way of pulling long cabl...

Outside plant cabling can be installed by A. Pulling in underground in conduit B. Direction burial C. Aerial suspension D. All of the above - ANSWER D Underground cable generally includes a gel, powder or tape for protection from A. Pulling friction B. Lightning strikes C. Moisture D...

Any connector with a FOCIS standards document - ANSWER Which fiber optic connector may be used according to the EIA/TIA 568 cabling standard? The Performance level of unshielded twisted pair cable - ANSWER What UTP Cat 3, Cat 5e, and Cat 6 or Class D, E, and F rating indicate? 66 Punchdown blo...

What are the different types of connectors used? - ANSWER MTP(MPO) , SC, LC and ST What does MDF stand for? - ANSWER Main Distribution Frame What does IDF stand for? - ANSWER Intermediate Distribution Frame What is the standard everyone in the US refers to as the basis of structured cabling...

True/False Indicate whether the statement is true or false. ____ 1. Most outside plant installations are singlemode fiber. ____ 2. Splicing is very rare in premises networks. ____ 3. Fiber is used in long distance phone networks because it is much cheaper than copper wire. ____ 4. Dangerous li...

Most outside plant installations are singlemode fiber. - ANSWER True Splicing is very rare in premises networks. - ANSWER True Concatenation or the joining of two cables in a long outside plant run is almost always done by ________ - ANSWER Fusion splicing Fiber is used in long distance pho...

the applications of optical fiber communications have increased at a rapid rate, since the first commercial instillation of a fiber optic system in the - ANSWER 1970's The loss of a signal strength is called - ANSWER attenuation A single binary digit Is called a - ANSWER Bit An eight bit g...

1550nm - ANSWER What is the wavelength to downstream TV or video in a BPON network? 1490nm - ANSWER Which wave length provides downstream of voice and data in a BPON network? 1310nm - ANSWER What wavelength provides service to upstream voice and data in a BPON network

T/F The biggest advantage of optical fiber is the fact it is the most cost effective means of transporting information. - ANSWER True Fiber can transport more information longer distances in less time than any other communications medium, _______ companies "overbuild with fiber, often lashing f...

An optical fiber works based off of a principle known as; - ANSWER Total Internal Reflection. The bending of light as it passes from one transparent material into another which has a different refractive index is what? - ANSWER Refraction. Light is electromagnetic radiation in the wavelength r...

An optical fiber works based off of a principle known as; - ANSWER Total Internal Reflection. The bending of light as it passes from one transparent material into another which has a different refractive index is what? - ANSWER Refraction. Light is electromagnetic radiation in the wavelength r...

Match: 1. Minimum recommended installation bend radius 2. Minimum Long term bend radius 3. Plenum rated

Light is electromagnetic energy with a _________ frequency and a ________ wavelength compared to radio waves. - ANSWER Higher, Shorter What type of light is used in Fiber Optic Transmissions - ANSWER Infrared or IR What are the four items needed for a Fiber Optic System to work? - ANSWER Trans...

Mode Field Diameter - ANSWER The diameter of the light emerging from the end of the fiber is also termed... core, cladding, and prime coating - ANSWER The basic construction of fiber is: zig-zag - ANSWER A multimode step-index fiber transmits light down the fiber in what pattern?