Don't Get Your Wires Crossed

15 Questions

Settings
Please wait...
Cable Quizzes & Trivia

Test your wiring knowledge in this month's quiz. Do you know the proper procedures when it comes to handling wires and cables?


Questions and Answers
  • 1. 
    When bending 8 conductor / 4 pair UTP cable the bend should not be less than ____ times the cable ____.
    • A. 

      4 / radius

    • B. 

      8 / diameter

    • C. 

      2 / circumference

    • D. 

      4 / diameter

    • E. 

      Makes no difference on UTP cable

  • 2. 
    Nonconductive optical fiber cables shall be permitted to occupy the same cabinet, panel or similar enclosure of Class 1 circuits.
    • A. 

      True

    • B. 

      False

  • 3. 
    When referring to cable terminations, the “RJ” designation means _____.
    • A. 

      Restricted Jack

    • B. 

      Registered Junction

    • C. 

      Registered Jack

    • D. 

      Revised Joint

  • 4. 
    ____ is a connector for high-speed Category 7 (S/FTP) cabling systems.
    • A. 

      GG45

    • B. 

      RJx45

    • C. 

      BP101

    • D. 

      RJ11

  • 5. 
    According to the NEC, wires are measured in AWG and ____.
    • A. 

      Mils

    • B. 

      Kmils

    • C. 

      Kcmils

    • D. 

      Inches

  • 6. 
    On an 8-pin jack, which colors are used for pair 2?
    • A. 

      Blue / White-Blue

    • B. 

      White-Brown / Brown

    • C. 

      White-Orange / Orange

    • D. 

      White-Green / Green

  • 7. 
    Communications wires and cables shall be separated at least ____ from electric light or power conductors not in a raceway.
    • A. 

      2 inches

    • B. 

      4 inches

    • C. 

      3 feet

    • D. 

      7 meters

  • 8. 
    According to Table C.1 of the NEC, the maximum number of conductors of type THHN, with a size of 12 AWG, permitted to be in a ¾ inch EMT conduit is _____.
    • A. 

      4

    • B. 

      7

    • C. 

      16

    • D. 

      24

  • 9. 
    The "skin effect is _____.
    • A. 

      The “peeling” back of the outer layer of coax cable due to extreme temperatures

    • B. 

      The tendency of alternating current, as its frequency increases, to travel only on the surface of a conductor

    • C. 

      The irritation caused by handling untreated coaxial cable much like that of fiberglass insulation

    • D. 

      The method by which the skin of a coaxial cable is properly “stripped” and the center conductor is exposed

  • 10. 
    A ____ has the following characteristics: 125-micron cladding diameter and increased bandwidth with a smaller size.
    • A. 

      Single-mode optical fiber

    • B. 

      Multimode 62.5-micron fiber

    • C. 

      Multimode 50-micron fiber

    • D. 

      Glass-encased optical fiber

  • 11. 
    Which is a true statement?
    • A. 

      CMX cable shall be permitted to be used in place of CATVX.

    • B. 

      CATV cable shall be permitted to be used in place of CMP.

    • C. 

      CMG cable shall be permitted to be used in place of CMP.

    • D. 

      FPLR cable shall be permitted to be used in place of CMP.

  • 12. 
     A fiber optic ____ connector has a 2.5mm ferrule tip with screw-on mechanism. It is keyed to prevent tip rotation and damage to the mated fiber. It is typically used for single-mode applications.
    • A. 

      ST

    • B. 

      FC

    • C. 

      SC

    • D. 

      LC

  • 13. 
    The maximum spacing between supports permitted by the NEC for Rigid Polyvinyl Chlorid Conduit, trade size 1¼ - 2, is ____.
    • A. 

      12 inches

    • B. 

      3 feet

    • C. 

      5 feet

    • D. 

      7 feet

  • 14. 
    The requirements of Section 300.22(A) of the 2014 NEC do not apply to conductive optical fiber cables in ducts used for dust, loose stock or vapor removal.
    • A. 

      True

    • B. 

      False