Fiber Optic Certification Exam T/F In-class activity

50/125 microns represents a single mode fiber size - Correct AnswersFalse- Single mode fiber is 8/10 microns Multimode Fiber has a greater bandwidth than single mode fiber - Correct AnswersFalse - Single mode has less dispersion: more bandwidth Pulling from the center to the ends is a way of pulling long cables in conduits - Correct AnswersTrue Large core step-index is the most common in plastic optical fiber - Correct AnswersTrue No fiber optic cable needs to be grounded - Correct AnswersFalse - any electronic material must be grounded The cladding is the portion of the fiber you are removing during stripping - Correct AnswersThe buffer is what you take off Single mode fiber cables are usally color coded in gray - Correct AnswersFase - Yellow Loose tube may require the instalation of what - Correct AnswersBreakout kit Composite cables have only fiber - Correct Answersfalse- they also have copper Orange cable contains multimode fiber - Correct AnswersTrue The testing phase of a project is when you do loss/budget anaylisis - Correct AnswersFalse - should be done in the planning stage Distribution cables use mass fusion splicing - Correct AnswersFalse- Ribbion cable uses mass fusion The reference cables that are used during testing must be chosen for their low loss characteristics - Correct AnswersTrue Telecom FTTx is typically single mode fiber - Correct AnswersTrue Unit for measuring bandwidth - Correct AnswersGHz Unit for measuring absoulute power - Correct AnswersdBm Unit for measuring outside jacket - Correct Answersmm or inches unit for measuring fiber size - Correct Answersym or microns Unit for measuring cable length is - Correct AnswersFeet or meters Unit for measuring wavelength - Correct Answersnm or nanometer unit for measuring loss is - Correct AnswersdB instrument for insertion loss - Correct AnswersLight source and power meter instrument for connector faults such as dirt scratches - Correct AnswersInspection microscope instrument for fault location, splice loss - Correct AnswersOTOR graph instrument for source or receiver power - Correct Answerspower meter instrument for checking continuity fiber tracing - Correct Answersvisual fault locator instrument for checking duplex connector polarity - Correct Answersvisual fiber tracer Cable that is resistant to water damage is - Correct Answersloose tube Outside cable resistant to rodents - Correct AnswersArmored cable The cable that is used indoors in air handling areas is - Correct Answersplenum rated cable Telcom Fttx is typically - Correct Answerssingle mode fiber The most important safety concern specific to fiber optics is? - Correct AnswersShards of bare fibers getting stuck in skin or eyes. Whenever working with fiber you should? - Correct Answerswear safety glasses at all times, clear the work area of food and scraps, and dispose of fiber scraps in a sealed container.