Practice Exam 2

Question 1

The typical coding diameter for a fiber used in tight-buffered cables is

Answer 1

900 microns

Question 2

In cordage, what color signifies single-mode Fiber

Answer 2

Yellow

Question 3

In ANSI/TIA-568-C, 12 colors comprise the fiber color code. What are the twelve in order

Answer 3

Blue, orange, green, brown, slate, white, red, black, yellow, Violet, Rose, aqua

Question 4

This fiber is designated by the ISO/IEC 11801 specification. The fibers designated as OM1 and OM2 are generally known as ________ fibers and were designed for use with LED light sources

Answer 4

Multi mode

Question 5

Grated index fiber uses numerous concentric layers of glass to reduce _____ dispersion

Answer 5

Modal

Question 6

Which component of the connector is the optical fibers cladding typically bonded to during the assembly process

Answer 6

Ferrule

Question 7

The NEC defines a fiber optic cable that is fire retardant and low smoke as a ______ rated cable

Answer 7

Plenum

Question 8

What is the color of commercial ( non-military ) multi mode cordage

Answer 8

Orange

Question 9

The gel/tape/powder in a loose tube/buffered fiber cable protects the optical fiber from _______ should the sheath or jacket fail

Answer 9

Water

Question 10

What does “OFNR” stand for

Answer 10

Optical Fiber Non-Conductive Riser

Question 11

The NEC considers fiber optic cables which contain non-current carrying conducting members such as metallic strength member, metallic vapor barrier’s, armor or sheath to be ________ cables

Answer 11

Conductive

Question 12

What type of cable, as defined by the NEC, contains both optical fibers and current carrying electrical conductors within the same jacket

Answer 12

Composite

Question 13

What is the name of indoor tight-buffered “non-breakout” style cable

Answer 13

Distribution

Question 14

All connection should be ________ prior to testing

Answer 14

Cleaned

Question 15

Precision fiber connector ferrules are mostly made out of what materials

Answer 15

Ceramic ( most important )
Aluminus
Zirconia

Question 16

What pattern of polishing is generally used with a hand polishing technique to minimize surface scratches

Answer 16

Figure Eights

Question 17

An MPO connector is A recognize connector In the ANTI/TIA-568-C.3 standard

Answer 17

True

Question 18

An SC connector is a recognized connector in the ANTI/TIA-568-C.3 standard

Answer 18

True

Question 19

What safety forms must be available in chemicals are used

Answer 19

MSDS- Material Safety Data Sheet

Question 20

What is the best way to dispose of waste fiber ends

Answer 20

Marked fiber sealed container

Question 21

The loss resulting from mated fiber and that are not perpendicular to the fibers axis and are not lined up with one another due to a poor cleave angle is an example of _______ loss

Answer 21

Extrinsic loss

Question 22

Most small form factor connectors use this diameter Ferrule

Answer 22

1.25mm

Question 23

The NEC is updated every ______ years

Answer 23

3

Question 24

If the cable has metallic members, what does the NEC require at termination points

Answer 24

Ground

Question 25

What kind of cable kit branches the fibers contained in a loose tube fiber optic cable into 900 microns outside diameter protective tubes

Answer 25

Fan-out kits