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A collection of questions and answers related to the bicsi itsimm 7th edition, covering topics such as optical fiber, transmission, crosstalk, and cable characteristics. It serves as a valuable resource for students and professionals seeking to understand and prepare for the bicsi itsimm certification exam.
Typology: Exams
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Total dispersion is the______ modal dispersion and chromatic dispersion. ✔: Sum of Bend insensitive optical fiber adds a third layer of glass between the core and the cladding of the fiber. ✔: True Ohm's Law ✔: V = I x R or I = V / R or R = V / I ____ is the movement of information by electromagnetic energy in the form of electrical or Optical signals from one point to another through a transport medium. ✔: Transmission To properly mitigate ATX(Alien Crosstalk) , installer should consult with balance twisted pair cabling manufacturers to qualify on maximum allowable Cable Bundling_____for their products ✔: Distance
A conductors resistance will increase by approximately______ percent for each 5.5 °C (10 °F) rise in temperature. ✔: 2 The_____ is the basic unit of measure for electrical resistance. ✔: Ohm An increase of_____ dB for voltage will cause an increase of 10 times the original DB value. ✔: 20 three basic types of cross talk. ✔: Near-end Crosstalk (NEXT) Attenuation-to-crosstalk ratio, far end (ACRF) Alien Crosstalk (AXT) Crosstalk ✔: The levels of crosstalk increases when frequency or cable length increases although this increase is not directly proportional.
______ is the time interval required for a signal to be transmitted from one end of a circle to the other. ✔: propagation delay in Array / style optical fiber connectors, a key up to key up orientation is used in the_______ multi fiber push on(MPO) configuration ✔: Type B the most effective and efficient signal transfer takes place at interfaces and connection points were all components share the same or similar: ✔: Characteristic impedance the difference in the propagation delay between the slowest and fastest pairs with in the same cable sheath is called delay: ✔: Skew The restricted mode launch (RML) bandwidth of an OM3 multimode fiber is_______ MHz.km at 850 nm. ✔: 2000
The_____ is the basic unit of measure for capacitance. ✔: Farad The pair lay of a balanced twisted pair cable varies from approximately 6 mm (0.24 in) to: ✔: 150 mm (6 in) capacitive reactance is inversely proportional to the applied frequency. ✔: True _____ is The Unwanted signal coupling from a disturbing pair of a 4 Pair cable channel, permanently, or component to disturb pair of another four pair Channel, permalink or component. ✔: ATX(Alien Crosstalk) Balanced twisted pair cables have nominal characteristic impedance of______ ohms at 100 MHz. ✔: 100 _____ is a property of an electric magnetic field surrounding a conductor that opposes any change in current flow in a circuit. ✔: Inductance