Fiber Optics Study guides, Class notes & Summaries

Fiber Testing and Maintenance Exam Questions and Answers 100% Pass What topology do most fiber-to-the-user (FTTx) networks use, which requires greater fiver color code management in its documentation? - Answer- Point-to-multipoint (P2MP) Improper use of nylon tie wraps can induce this problem: - Answer- Microbends What are potential sources of problems in aerial installations? - Answer- Falling branches, pole attachment problems, and improper sag and loading considerations. During instal...

FOA CFOT Certification Exam v11 Questions and Answers 100% Pass 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 in dBM (dB referenced to 1 mw) and, when used with a light source, can measure insertion loss expressed in dB. True or False? - Answer- True When we say 62.5/125 fiber, what does "62.5" mean? - Ans...

(Colors from left: 1-8: Blue Stripe, Blue, Orange Stripe, Green Stripe, Green, Brown Stripe, Brown) - Answer- Punchdown blocks What is maximum length of a permanently installed UTP cabling link allowed in structured cabling standards (the permanent link)? - Answer- 90 meters (293ft) TIA/EIA 568 and ISO/IEC 11801 standards specify the total length of UTP patchcords in a channel to be less than______. - Answer- 10 meters If you use a Cat 5/ Class D UTP patchcord on newer Cat 6/Class E cable ...

Fiber Optics Exam Questions and Answers 100% Pass 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? Single-Mode - Answer- This type of fiber has only one mode for the light to travel down. glass core and plastic cladding - Answer- Plastic-clad silica cables ...

Chapter 8: FIBER OPTIC COMMUNICATIONS EXAM QUESTIONS AND ANSWERS Fiber Optics - Answer- It is the science, study, or technology dealing with light transmission. Optical Fiber - Answer- It is the medium, channel or path where light signals travel. Alexander Graham Bell - Answer- In 1880 he experimented the transmission of sound waves over a beam of light using a device known as photophone. John Baird and Clarence Hansell - Answer- They were granted patents for scanning and transmitting te...

Fiber Installation and Activation Exam Questions and Answers 100% Pass Which standards organization is considered to be the creator of the world's most recognized communications standards, know as "recommendations"? - Answer- ITU In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? - Answer- The optical transmitter What is the drawback of using F-P lasers in HSD networks? - Answer- The emission of a number of discrete wavele...

Fiber Optic Cable Installation, Splicing, and Maintenance Exam Questions and Answers 100% Pass Fiber Optics - Answer- The technique of transmitting information through flexible glass or plastic fibers using lightwaves. The 3 components of a basic fiber optic system - Answer- Transmitter, physical plant, receiver The physical plant component of a basic fiber optic system consist of: - Answer- The cable, connectors, splices, panel, and closures Part of the receiver converts the optical sig...

Certified Fiber Optics Final Exam Questions and Answers 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 group is called a - Answer- Bite The _______ is used to express gain or loss in a fiber optic system or component - Answer- Decibel 1mw of pow...

When was the first North American commercial fiber optic system installed? correct answers1977 What is a mode in an optical fiber? correct answersPath What are the "three Cs" of an optical fiber? correct answersCore, Cladding, Coating What are the three critical factors to be considered when working with a fiber optic network? correct answersAttenuation, Dispersion, Reflection What does the acronym ITU represent? correct answersInternational Telecommunication Union what are the ...