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2024 BICSI INSTALLER 2 COPPER STUDY EXAM WITH ANSWERS
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2024 BICSI INSTALLER 2 COPPER STUDY EXAM WITH ANSWERS
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2024 BICSI INSTALLER 2 COPPERSTUDY EXAM WITH ANSWERS
Some key factors in establishing a good connection and minimizing loss of
signal include - CORRECT-ANSWERSFit
Alignment
Functionality
Configuration
3 basic types of crosstalk of interest for balaced twisted pair - CORRECT-
ANSWERSNear End (NEXT)
Attenuation to crosstalk far end (ACRF)
Alien crosstalk
When the voltage level returns to the 24 V base, it would represent an
________. - CORRECT-ANSWERSOn state
Off state
Increase or decrease of three dB will result in what - CORRECT-ANSWERSA
doubling or we're halving of the power
Increases or decreases of 6 dB will cause a doubling or halving of the -
CORRECT-ANSWERSVoltage
A gauge change of __ numbers approximately doubles or halves the
conductor's resistance. - CORRECT-ANSWERS3
There are four classes of administration of Structure cabling system (SCS) -
CORRECT-ANSWERSClass 1 single ER equipment room
Class 2 multiple
telecommunication spaces
Class 3 multiple buildings on campus
Class 4 multiple sites
Endothermic - CORRECT-ANSWERSAbility to absorb heat
Resistance - CORRECT-ANSWERSIs the property of a conductor to resist the
flow of electricity through it and is expressed in ohms.
, Inductance - CORRECT-ANSWERSIs a property of Electromagnetic field built
around a conductor that opposes any change in current flow in a circuit both
AC and varying DC.
Henry - CORRECT-ANSWERSThe basic unit of inductance is a
Impedance - CORRECT-ANSWERSIn AC circuits the total opposition to current
flow it's called _______ and is measured in ohms
Characteristic impedance - CORRECT-ANSWERSThe input impedance of a
uniform analog transmission lines of infinite length.
Insertion loss (attenuation) - CORRECT-ANSWERSMeasured in decibels per
unit length at a given frequency
Return Loss - CORRECT-ANSWERSThe amount of reflected energy is affected
by the degree of impedance mismatch between the receiver any transmitter
Nominal Velocity of Propagation (NVP) - CORRECT-ANSWERSThe ratio of the
speed of transmission along a cable relative to the speed of light in a
vacuum
Connectors - CORRECT-ANSWERSConnecting hardware is often referred to as
All category/class rated cable - CORRECT-ANSWERSGenerally have a
characteristic impedance of 100 ohm
Near-End Crosstalk (NEXT) - CORRECT-ANSWERSIs a measure of the
unwanted signal coupling from transmitter at the near end into another pair
measured at the near end
Attenuation-to-Crosstalk Ratio, Far-end (ACRF) - CORRECT-ANSWERSIs the
measure of the unwanted signal transfer that is assistant by applying a
signal on one pair at the near and measuring the signal transfer level on any
disturbed pair at the receiving end of the cable
(ACRF) - CORRECT-ANSWERSIs measured and expressed in decibels at the
opposite end from which the source signal is transmitted
intumescent - CORRECT-ANSWERSAbility to expand heat
Three transmission methods are - CORRECT-ANSWERSSimplex
Half duplex
Full duplex
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