5 Cable Installation

1. 1Minimum bend radius for balanced twisted pair 4- pair during installation

   1. Atwice the diameter of cable
   2. Bfour times diameter of cable
   3. C2 inches
   4. D4 inches
2. 2Minimum bend radius for Intrabuilding optical fiber during installation

   1. A10 times outside diameter
   2. B15 times outside diameter
   3. C20 times outside diameter
3. 3Minimum bend radius for Backbone Optical fiber at rest

   1. A10 times outside diameter
   2. B15 times outside diameter
   3. C20 times outside diameter
4. 4Minimum bend radius Interbuilding optical fiber during installation

   1. A10 times outside diameter
   2. B15 times outside diameter
   3. C20 times outside diameter
5. 5Before work begins, it is important to secure the area to ________________ access to unauthorized personnel only.

   1. AAllow
   2. BPermit
   3. CRestrict
6. 6What can be used to designate a work zone, area (select all that apply)

   1. Asafety cones
   2. Byellow tape
   3. Cfolding A frame signs
7. 7What is the most common environmental hazards faced by the installer

   1. AFalls and trip hazards
   2. Bchemical hazards
   3. Celectrical wires or equipment
8. 8All firestopping solutions are a combination of fire stop materials, devices, packing materials that make up a listed system. Use only __________ __________ to properly restore the penetration of any fire or smoke rated barrier.

   1. AApproved methods
   2. BApproved materials
   3. CListed assembies
9. 9As-built drawings are sometimes called record drawings to the general contractor or building owner.

   1. AVerdadero
   2. BFalso
10. 10What tasks should be done after the cable is pulled ( select all that apply )

    1. ALabel all ICT components
    2. BUpdate the building floor plans
    3. CPerform housekeeping items

11. 11Allow no more than two 90 degree bends per 30 m = (100 ft) pull if in conduit

    1. AVerdadero
    2. BFalso
12. 12Controlling bend radius and friction can prevent damage to the cable. A ___ in. diameter smooth static pipe or ____ in.
    roller will help to maintain proper bend radius limits.

    1. A2, 1
    2. B3, 2
    3. C4, 3
13. 13Service slack for ____________ ____________ shall reach the farthest corner of the TR via pathways and add the distance from floor to ceiling.

    1. ACopper backbone cables
    2. BHorizontal copper cables
    3. COptical fiber cables
14. 14 _____________ _____________ shall have enough slack to reach the farthest corner of the backboard via pathway in case new equipment is added later.

    1. ACopper backbone
    2. BHorizontal cables
    3. COptical fiber
15. 15Optical fiber backbone cables shall require the same slack as optical fiber horizontal cables.

    1. AVerdadero
    2. BFalso
16. 16Balanced twisted pair horizontal cables shall have _______ of slack left in the work area to allow for ______
    after termination. Cables shall not be stored in loops.

    1. A1 ft. - 1.6 ft.
    2. B1.6 ft. - 1 ft.
    3. C10 ft. - 3.3 ft.
17. 17Optical fiber cables shall have 1 m = (3.3 ft. ) of slack left in the work area to allow for termination.

    1. AVerdadero
    2. BFalso
18. 18A conduit 2 in. or less must maintain a bend radius of at least ____ times the internal conduit diameter.

    1. A6
    2. B8
    3. C10
19. 19A conduit greater than 2 in. should maintain a bend radius of at least ___ times the internal conduit diameter.

    1. A6
    2. B8
    3. C10
20. 20The maximum pull force for 4 pair 24 AWG cable is ___ lbf. the maximum pull force for two to four strand optical fiber is ___ lbf.

    1. A20, 40
    2. B25, 50
    3. C25, 75
21. 21It is acceptable to use structural steel ( red iron ) to directly support cables.

    1. AVerdadero
    2. BFalso
22. 22Pull string tensile strength ratings range from ______ to ______ lbf.

    1. A50 - 200
    2. B75- 200
    3. C75- 225
23. 23Only tested and accepted lengths of optical fiber are to be installed. What test instruments are typically used to test optical fiber on the reel? select all that apply

    1. AVisual fault locator (VFL)
    2. BOptical loss test set (OLTS)
    3. COptical time domain reflectometer (OTDR)
24. 24Which test instrument requires access to both ends of the cable?

    1. AVFL
    2. BOTDR
    3. COLTS
25. 25Where optical fiber cables will be used, consider placing three innerducts ( two 1.5 in. and one 1 in. )
    inside each _______ conduit.

    1. A4 in.
    2. B6 in.
    3. C8 in.
26. 26Placing the optical fiber cables in a multi-weave wire mesh grip of appropriate size that has a swivel pulling eye is the preferred method for attaching this fiber to a pull rope

    1. Aloose tube
    2. Btight buffer
    3. Cribbon
27. 27Preferred method for attaching tight buffer fiber to a pull rope

    1. Asecuring aramid yarn strength member
    2. Bwire mesh grip
    3. C3 half hitches and a knot
28. 28How much optical fiber cable slack should be left at the at the work area

    1. A3.3 ft.
    2. B10 ft.
    3. Cfarthest point of work area
29. 29In air blown fiber, fluid drag is what carries the cable down the tube

    1. AVerdadero
    2. BFalso
30. 30Air blown fiber is only recommended for inside plant applications.

    1. AVerdadero
    2. BFalso
31. 31In air blown optical fiber installations, air pressure is typically between ______and ______ psi.

    1. A75- 200
    2. B150- 220
    3. C150- 250
32. 32This cable shall have enough slack to reach the farthest corner of the TR via pathways, add floor to ceiling and an additional 10 feet. (Select all that apply )

    1. AHorizontal Optical fiber
    2. BBackbone Optical fiber
    3. CCopper backbone
    4. DHorizontal Copper

Descripción

Evaluation Test sobre 5 Cable Installation, creado por Jeanie Fitzgerald el 03/11/2017.

Autor

Jeanie Fitzgerald

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English

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