Free RCDD-001 – BICSI Registered Communications Distribution Designer - RCDD Practice Test Question

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  Amplitude modulation

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  Frequency modulation

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  Time division multiplexing

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  Frequency division multiplexing

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  Carrier sense multiple access with collision detection (CSMA/CD)
  
  

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  OM1 fiber

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  OM2 fiber

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  OM3 fiber

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  OM1, OM2, or OM3 will work

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  OS1 equipped with attenuators
  
  

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  To provide redundancy

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  For separate tenants

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  To house different types of equipment

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  To serve multiple Access point (APs) and/or Service provider (SPs)

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  To accommodate office and work space
  
  

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  2

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  3

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  4

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  5
  
  

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  Balun

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  Converter

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  Modulator

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  Cross connect

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  Transceiver
  
  

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  European installation bus

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  Lon Talk

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  MODBUS

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  LonMark

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  Modicon
  
  

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  Hotel guest room

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  Education classroom

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  Hospital

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  Mechanical room

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  Factory
  
  

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  0.50

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  1

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  5

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  10

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  20
  
  

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  Isolating transformers

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  Neutralizing transformers

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  Mutual drainage reactors

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  Unit-type neutralizing transformers

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  2-winding neutralizing transformers
  
  

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  Bridge

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  Gateway

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  Router

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  Switch
  
  

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  Bidirectional amplifier

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  Transceiver

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  Repeater

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  Unidirectional amplifier
  
  

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  Zero volt reference for AC power

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  A path for dissipating electrical current

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  A path for dissipating electrostatic discharge

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  Adequate electrical protection for people and equipment
  
  

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  Elliptical wave guide pass through

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  Elliptical wave guide clamp

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  Elliptical waveguide connector

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  Elliptical waveguide flange
  
  

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  1.2 m (4 ft)

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  1.5 m (5 ft)

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  1.7 m (5.5 ft)

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  1.83 m (6 ft)

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  2.1 m (7 ft)
  
  

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  16

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  24

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  28

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  40

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  46