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Fiber Class exam with 100% correct answers

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2023/2024 Written for academic year
Institution Fiber Class
Course Fiber Class
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Light is electromagnetic energy with a ____________ frequency and a ___________ wavelength compared to radio waves. correct answersHigher/Shorter Fiber optic transmission takes place in the ___________ portion of the light spectrum. correct answersInfrared A simple fiber optic system would consist of what 4 parts? correct answersTransmitter/Fiber optic Cable/Receiver/Connector What absolute power value is zero dBm referenced to? correct answers1 miliwatt Absolute power in optical fiber is specified as: correct answersdBm Attenuation in optical fiber is lowest at what wavelength _________ correct answers1550 What are the three most common wavelength windows used for communications through optical fibers? correct answers850/1300/1550 In North America what year was the first fiber optic telephone system installed? correct answers1977 Single-mode fiber optic systems typically use what light source? correct answersLaser Diode Multi-mode fiber optic transmitters typically use what two low cost light sources? correct answersLED / VCSEL

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