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Fiber Optics 1-2-3 > Chapter 5 - Cable > Flashcards

Chapter 5 - Cable Flashcards

1
Q

Two types of cable designs

A

Loose buffered and tight buffered

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2
Q

Two types of tight buffered cable?

A

Distribution and breakout

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3
Q

What is distribution cable used for?

A

Used mostly inside or in between buildings.

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4
Q

In this type of cable, each of the 900-um coated fibers has its own aramid strength member and outer jacket.

A

Breakout

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5
Q

What type of cordage is used in patchcords and jumpers?

A

Breakout style

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6
Q

Metal strands or corrugated steel tape that offer protection from rodent attack and crushing forces?

A

Armoring (buried cable)

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7
Q

What are gels, powders, and tapes in cable used for?

A

To repel water intrusion

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8
Q

OFNP

A

Nonconductive optical fiber plenum cable

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9
Q

Description of a plenum

A

The return of air handling space located between a roof and a dropped ceiling.

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10
Q

Description of a riser

A

Cables installed in vertical runs and penetrating more than one floor, or cables installed in vertical runs in a shaft.

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11
Q

50ft (15-meter) rule

A

No more than50ft of measured unlisted conductive and nonconductive outside plant cables shall extend into the structure and should transition to inside rated cables.

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12
Q

Due to the metallic structure of ________________, it must be grounded per NEC requirements.

A

Interlocking Armor Cable

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13
Q

Jacket color for single-mode cable? Typically

A

Yellow

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14
Q

Jacket color of multimode cable? Typically

A

Orange

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15
Q

Dynamic bend radius

A

20

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16
Q

Static bend radius

A

10

17
Q

What does the NEC define composite cable as?

A

A cable containing both optical fibers and current carrying electrical conductors in the same jacket.

18
Q

What type of cable can have multimode and single-mode fiber types together?

A

Hybrid cables

19
Q

What colors are used for single-mode cordage?

A

Yellow and Blue

20
Q

What colors are used for multimode cordage?

A

Orange, Aqua, Heather/Erika Violet, and Lime

21
Q

What is the outside coating diameter of the fiber used in tight buffered cables?

A

900um

22
Q

What are the names of the two types of indoor tight buffered cables?

A

Distribution and Breakout

23
Q

What does the acronym OFNR signify?

A

Nonconductive optical fiber riser cable

24
Q

If a cable has any metallic components at termination point, what does the NEC require?

A

Must be bonded and grounded

25
Q

What is the NEC 50 foot rule?

A

No more than 50ft of unrated outside plant cable should be pulled into building.

26
Q

Sequential markings on the outside of cable jackets help to approximate what?

A

Cable length

27
Q

What must installers consider when installing fiber optic cables?

A

Local codes and NEC

Fiber Optics 1-2-3 (10 decks)

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