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NCS Certification > FINAL TEST > Flashcards

FINAL TEST Flashcards

1
Q

What is the minimum diameter sheave (pulley) that is required for a 900 pair cable, 2.75” in diameter, if the bend radius for a multipair in 10 x OD?
Select one:

A.
27.5 inches

B.
13.75 inches

C.
55 inches

D.
43.2 inches

A

The correct answer is: C
55 inches

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2
Q

What does this OTDR trace indicate?

Select one:

A. Non-reflective fiber break

B. Reflective end with negative loss

C. Reflective fiber break

D. Reflective end with positive loss

A

The correct answer is: A
Non-reflective fiber break

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3
Q

In a patch cord, what is the alternate colour of pair #1?
Select one:

A. Green-red

B. Blue-orange

C. Brown-slate

D. Black-yellow

A

The correct answer is: A
Green-red

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4
Q

What value of dB represents a doubling of power?
Select one:

A.
2 dB

B.
4 dB

C.
6 dB

D.
3 dB

A

The correct answer is: D
3 dB

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5
Q

A 1900 m link of singlemode outdoor fiber operating at 1310 nm has 2 mechanical splices and 2 mated connectors. The component losses are as follows:
Fiber loss = 0.5 dB/km
Splice loss = 0.3 dB
Mated pair connector loss = 0.75 dB
What is the total loss of this link?
Select one:

A.
2.30 dB

B.
3.65 dB

C.
3.05 dB

D.
4.55 dB

A

The correct answer is: C
3.05 dB

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6
Q

What will happen to channel attenuation when a 62.5 µm fiber patch cord is connected to a 50 µm fiber?
Select one:

A.
Attenuation will be higher when the source is connected to the 62.5 µm fiber

B.
Attenuation will be higher when the source is connected to the 50 µm fiber

C.
Attenuation will be higher only when operating at 850 nm

D.
Attenuation will be higher only when operating at 1300 nm

A

The correct answer is: A
Attenuation will be higher when the source is connected to the 62.5 µm fiber

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7
Q

According to ANSI-568-C.2 standard, which of the following is a required certification field-test parameter?
Select one:

A.
Resistance

B.
Impedance

C.
ACR

D.
Return Loss

A

The correct answer is: D
Return Loss

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8
Q

Installed on a CEA-310-E compliant 19” rack is the following equipment:
3(three) - Horizontal cable management panels, 19” x 1-3/4”
2(two) - Switch, 19” x 5-1/4”
2(two) - Modular pacth panels, 19” x 3-1/2”
How many rack units does all this equipment occupy?
Select one:

A.
17 rack units

B.
13 rack units

C.
7 rack units

D.
11 rack units

A

The correct answer is: B
13 rack units

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9
Q

How much shorter will the maximum permanent link length be when using 28 AWG ‘small conductor” cords with a derating factor of 92%?
Select one:

A.
82.8 meters

B.
92.0 meters

C.
99.2 meters

D.
82.5 meters

A

The correct answer is: A
82.8 meters

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10
Q

an OSP cable connecting two buildings has the following colours identifying the last pair.
Black superbinder
Violet-brown binders
Violet-slate pair
What is the minimum number of 250-pair terminal blocks and the minimum number of 25-pair connector blocks required to terminate both ends of this cable?

Select one:

A.
6 terminal blocks and 48 connector blocks

B.
15 terminal blocks and 144 connector blocks

C.
16 terminal blocks and 144 connector blocks

D.
5 terminal blocks and 48 connector blocks

A

The correct answer is: C
16 terminal blocks and 144 connector blocks

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11
Q

Which statement regarding NEXT is true?
Select one:

A.
Crosstalk is greatest at the near end (at the sender end)

B.
NEXT is only measured near the center of the link-under-test

C.
Length is a factor of NEXT

D.
NEXT measures the crosstalk on the link-under-test as the signal is measured at the receiving end

A

The correct answer is: A
Crosstalk is greatest at the near end (at the sender end)

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12
Q

According to the TIA-568.0-D standard, what is the maximum amount of conductor untwist for a Cat.3 cable?
Select one:

A.
0.5 inches

B.
0.3 inches

C.
3 inches

D.
1 inch

A

The correct answer is: C
3 inches

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13
Q

According to ANSI-568.0-D standard, what is the maximum installation pull/tensile load for a 4-pair cable?
Select one:

A.
25 lbf.

B.
100 lbf.

C.
50 lbf.

D.
75 lbf.

A

The correct answer is: A
25 lbf.

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14
Q

According to the ANSI-568.3-D standard, what is the identifying colour of a laser optimized optical fiber SC connector?
Select one:

A.
Beige

B.
Blue

C.
Aqua

D.
Green

A

The correct answer is: C
Aqua

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15
Q

According to the TIA-569-D standard, what is the maximum allowable distance between non-continuous cable supports such as “J” hooks?
Select one:

A.
4 ft

B.
5 ft

C.
3 ft

D.
2 ft.

A

The correct answer is: B
5 ft

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16
Q

What size of mechanical splice devices are required to splice a loose tube cable to a breakout cable?
Select one:

A.
125 µm - 250 µm

B.
125 µm - 900 µm

C.
250 µm - 900 µm

D.
250 µm - 250 µm

A

The correct answer is: C
250 µm - 900 µm

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17
Q

What equipment is needed to find the length of copper cable on a reel?
Select one:

A.
Wire map tester

B.
Interferometer

C.
Impedance tester

D.
Time domain reflectometer

A

The correct answer is: D
Time domain reflectometer

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18
Q

What is the minimum number of BBC’s (a.k.a., ground equalizer [GE]) required in a ten story building with two TRs per floor?
Select one:

A.
3

B.
4

C.
7

D.
10

A

The correct answer is: B
4

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19
Q

What does this OTDR trace indicate?

Select one:

A.
Reflective end with positive loss

B.
Non-reflective fiber break

C.
Reflective end with negative loss

D.
Reflective fiber break

A

The correct answer is: D
Reflective fiber break

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20
Q

An EF is located 20 meters from the exterior edge of a building. How many meters of non-FT rated outdoor fiber cable be installed into the EF?
Select one:

A.
In 5 meters of EMT

B.
In 17 meters of rigid conduit

C.
In a cable tray

D.
On J hooks

A

The correct answer is: B
In 17 meters of rigid conduit

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21
Q

When viewed from the front of the patch panel, how are the WA cables routed on a two row 48-port hinged patch panel, that hinges towards the left?
Select one:

A.
All 48 cables are routed to the right side of the patch panel

B.
All 48 cables are routed to the left side of the patch panel

C.
Cables 1 to 12 and cables 25 to 36 are routed to the left side of the patch panel. Cables 13 to 24 and cables 37 to 48 are routed to the right side of the patch panel

D.
Cables 1 to 24 are routed to the right side of the patch panel and cables 25 to 48 are routed to the left side of the patch panel

A

The correct answer is: B
All 48 cables are routed to the left side of the patch panel

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22
Q

According to ANSI/TIA-568.3-D, which is correct duplex fiber patch cord configuration?

Select one:

A

The correct answer is: A

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23
Q

What size is the PBB (TMGB)?
Select one:

A.
0.25” x 2” x 19”

B.
0.25” x 2” x variable length

C.
0.25” x 4” x variable length

D.
0.25” x 4” x 24”

A

The correct answer is: C
0.25” x 4” x variable length

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24
Q

According to the ANSI-568.3-D standard, how is a MM SC connector differentiated from a SM SC connector?
Select one:

A.
The MM connector is colour-coded orange and the SM connector is colour-coded yellow

B.
The MM connector is colour-coded grey and the SM connector is colour-coded yellow

C.
The MM connector is colour-coded beige and the SM connector is colour-coded blue

D.
The MM connector is colour-coded beige and the SM connector is colour-coded yellow

A

The correct answer is: C
The MM connector is colour-coded beige and the SM connector is colour-coded blue

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25
Q

Which of the following would be a typical size range of a 4-pair Category 5e UTP cable?
Select one:

A.
0.10” to 0.19” diameter

B.
0.31” to 0.49” diameter

C.
0.20” to 0.32” diameter

D.
0.50” to 0.75” diameter

A

The correct answer is: C
0.20” to 0.32” diameter

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26
Q

Which connector uses IDC termination technology?
Select one:

A.
110 connector

B.
N connector

C.
SC connector

D.
BNC connector

A

The correct answer is: 1A
10 connector

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27
Q

Which combination of UTP performance characteristics requires that “length” is part of the specifications (e.g. 28.7 ohms/1000 ft.)?
Select one:

A.
DC resistance, insertion loss, and impedance

B.
DC resistance, insertion loss, and capacitance

C.
DC resistance, NEXT, and insertion loss

D.
DC resistance, NEXT, and impedance

A

The correct answer is: B
DC resistance, insertion loss, and capacitance

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28
Q

How is a “Type-B’ MPO cable configured?
Select one:

A.
The fiber from position 1 goes to position 1 at the other end

B.
The fiber from position 1 goes to position 2 at the other end

C.
The fiber from position 1 goes to position 12 at the other end

D.
The fiber from position 1 goes to position 7 at the other end

A

The correct answer is:C
The fiber from position 1 goes to position 12 at the other end

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29
Q

What is indicated by the following wire map?

Select one:

A.
Split pairs

B.
Shorted pairs

C.
Reversed pairs

D.
Crossed pairs

A

The correct answer is: D
Crossed pairs

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30
Q

What splice method should be used on multipair cables, where the splices need to be maintained?
Select one:

A.
Non-pressurized splice

B.
Pass through splice

C.
Butt splice

D.
Fold back splice

A

The correct answer is: D
Fold back splice

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31
Q

What type of splice method is used if future rearrangement and maintenance is needed?
Select one:

A.
Pass through splice

B.
Foldback splice

C.
Butt splice

D.
Non-pressurized splice

A

The correct answer is: B
Foldback splice

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32
Q

What instrument is required to measure return loss per connection in an optical fiber link?
Select one:

A.
A optical source and power meter

B.
An optical TDR measurement unit

C.
An optical loss measurement unit

D.
An optical power meter

A

The correct answer is: B
An optical TDR measurement unit

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33
Q

According to ANSI/TIA-568.3-D, which statement is correct regarding Tier 2 optical fiber testing?
Select one:

A.
Tier 1 testing is an alternative to Tier 2 testing

B.
Tier 2 testing is an alternative to Tier 1 testing

C.
Tier 2 testing is done after Tier 1 testing

D.
Tier 1 testing is done after Tier 2 testing

A

The correct answer is: C
Tier 2 testing is done after Tier 1 testing

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34
Q

What is the most probable cause of the condition shown?

Select one:

A.
The two wiring standards (T568A and T568B) were mixed on this link

B.
The plug connections were made by holding one of the plug upside down

C.
This cable was wired using the USOC voice standard

D.
This cable was wired using the ANSI TP-PMD standard

A

The correct answer is: A
The two wiring standards (T568A and T568B) were mixed on this link

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35
Q

Which property of firestopping material causes it to expand when heated?
Select one:

A.
Intumescent

B.
Elastomeric

C.
Ablative

D.
Endothermic

A

The correct answer is: A
Intumescent

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36
Q

What is indicated by the following wire map?

Select one:

A.
Normal pairs

B.
Split pairs

C.
Reversed pairs

D.
Transposed pairs

A

The correct answer is: C
Reversed pairs

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37
Q

What section in the CEC would you find the rules for Conductors for a Class 2 power and Data Circuits?

A.
Section 16

B.
Section 12

C.
Section 60

D.
Section 56

A

The correct answer is: A
Section 16

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38
Q

How must a ground bus be installed?
Select one:

A.
Mounted 1-12” from non-metallic surface

B.
Mounted on insulators, spaced 2” from the mounting surface

C.
Mounted flush on mounting surface

D.
Mounted on insulators, spaced 1-1/2” from the mounting surface

A

The correct answer is: B
Mounted on insulators, spaced 2” from the mounting surface

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39
Q

When pulling a multi-pair cable, what is done to eliminate twisting?
Select one:

A.
Pull cable with a safety lanyard

B.
Pull cable with a manila rope

C.
Pull cable with a swivel

D.
Pull cable with a polypropylene rope

A

The correct answer is: C
Pull cable with a swivel

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40
Q

What is indicated by the following wire map?

Select one:

A.
Transposed pair

B.
Reversed pair

C.
Split pair

D.
Shorted pair

A

The correct answer is: D
Shorted pair

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41
Q

Which type of network topology require a central device?
Select one:

A.
Ring topology

B.
Bus topology

C.
Hybrid topology

D.
Star topology

A

The correct answer is: D
Star topology

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42
Q

What are two popular sizes of rack mounting screws?
Select one:

A.
8-32 and 10-32

B.
10-32 and 12-24

C.
6-32 and 8-32

D.
10-24 and 12-32

A

The correct answer is: B
10-32 and 12-24

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43
Q

A PoE powered WAP is relocated beyond the reach of UTP cabling. What is needed to extend the reach?
Select one:

A.
Connect the WAP with UTP to a power RF amplifier

B.
Connect the WAP with UTP to a PoE powered UTP/fiber media converter

C.
Connect the WAP to a local power source and extend the distance with coax to a remote antenna

D.
Connect the WAP to a local power source and extend the distance with UTP using UTP/coax baluns

A

The correct answer is: B
Connect the WAP with UTP to a PoE powered UTP/fiber media converter

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44
Q

A 850 m link of multimode fiber operating at 850 nm has 1 mechanical splice and 2 mated pair connectors. The component losses are as follows:
Fiber loss - 3.5 dB/km
Splice loss - 0.3 dB
Mated pair connector loss - 0.75 dB
Select one:

A.
5.08 dB

B.
4.08 dB

C.
4.33 dB

D.
4.78 dB

A

The correct answer is: D
4.78 dB

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45
Q

Given the distances of cabling need for the workstations below. How many boxes of cable are required to cable this floor section with 2 cables per workstation, including an allowance of 10% on each end?
5 Workstations @ 145 feet
6 Workstations @ 125 feet
8 Workstations @ 108 feet
2 Workstations @ 95 feet
Select one:

A.
7

B.
4

C.
6

D.
5

A

The correct answer is: A
7

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46
Q

A hybrid optical fiber loose-tube cable, with 6 strands per tube, has 24 SM strands in the first series of tubes. What are the colours of the strand and the tube of MM strand 24?
Select one:

A.
Black tube, blue strand

B.
Green tube, blue strand

C.
Black tube, white strand

D.
Green tube, white strand

A

The correct answer is: C
Black tube, white strand

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47
Q

What is tested with a tier 2 optical fiber test?
Select one:

A.
Attenuation of cable elements

B.
Encircled flux losses

C.
Link bandwidth

D.
Modal dispersion

A

The correct answer is: A
Attenuation of cable elements

48
Q

What are the sequences of steps used to troubleshoot a MM fiber connected to an active Ethernet hub?
Select one:

A.
Test fiber with OTDR and check link lights

B.
Clean fiber connectors and check link lights

C.
Test the patch cords with TDR/power meter and check the link lights

D.
Test link with an OTDR/power meter and check link lights

A

The correct answer is: B
Clean fiber connectors and check link lights

49
Q

An analog CCTV system is to be converted to digital. What infrastructure equipment is required to allow the use of some existing analog cameras?
Select one:

A.
A PoE Ethernet switch connected to a PoE powered video encoder

B.
An Ethernet switch connected to the analog cameras with midspan injectors

C.
An Ethernet switch connected to the analog cameras with coax to UTP baluns

D.
A PoE Ethernet switch connected to the analog cameras with coax to UTP baluns

A

The correct answer is: A
A PoE Ethernet switch connected to a PoE powered video encoder

50
Q

According to the ANSI-568.3-D standard, what is the identifying colour of a single mode optical fiber SC connectors?
Select one:

A.
Beige

B.
Blue

C.
Yellow

D.
Orange

A

The correct answer is: B
Blue

51
Q

When testing cable, what does an asterisk (*) beside the NEXT value indicate?
Select one:

A.
The worst performing NEXT pair combination

B.
The best performing NEXT pair combination

C.
The NEXT value is marginal

D.
The NEXT value is the cause of AUTOTEST failure

A

The correct answer is: C
The NEXT value is marginal

52
Q

What is the nominal impedance of RG-58 (Series-58) cable?
Select one:

A.
100 Ω

B.
50 Ω

C.
75 Ω

D.
59 Ω

A

The correct answer is: B
50 Ω

53
Q

What must be done in order to operate a fusion splicer below 0 degrees?
Select one:

A.
Decrease the prefuse time

B.
Lower the prefuse current

C.
Recalibrate the “Z” axis

D.
Warm the splicing area

A

The correct answer is: D
Warm the splicing area

54
Q

According to the TIA-568.0-D standard, what components make up a cross-connect?
Select one:

A.
1 patch panel, a patch cord, and no equipment cable

B.
2 patch panels, a patch cord, and an equipment cable

C.
2 patch panels, no patch cord, and an equipment cable

D.
1 patch panel, no patch cord, and an equipment cable

A

The correct answer is: B
2 patch panels, a patch cord, and an equipment cable

55
Q

Which verification test result would result in an inaccurate, if the NVP was not set correctly?
Select one:

A.
TDX

B.
Length

C.
PSNEXT

D.
NEXT

A

The correct answer is: B
Length

56
Q

Which property of firestopping material causes it to absorb heat?
Select one:

A.
Endothermic

B.
Intumescent

C.
Ablative

D.
Elastomeric

A

The correct answer is: A
Endothermic

57
Q

Which one of the TIA standards would you refer to for information about the grounding and bonding requirements for telecommunications?
Select one:

A.
TIA-606

B.
TIA-569

C.
TIA-568

D.
TIA-607

A

The correct answer is: D
TIA-607

58
Q

What is measured when testing fiber loss?
Select one:

A.
A difference ratio in density change

B.
A difference ratio in macrobending

C.
A difference ratio in microbending

D.
A difference ratio in power

A

The correct answer is: D
A difference ratio in power

59
Q

What type of hard hat is recommended for Construction work?

A.
Class G

B.
Class E, Type 1

C.
Class C, Type 2

D.
Class E, Type 2

E.
Class C, Type 1

A

The correct answer is: D
Class E, Type 2

60
Q

How many sheets of plywood are required in a TR located on an 80,000 ft² floor space, where the ratio of floor area to plywood is 75:1?
Select one:

A.
34 sheets

B.
45 sheets

C.
32 sheets

D.
30 sheets

A

The correct answer is: A
34 sheets

61
Q

Which of the following optical fibers would be used for a 2789 meter run?

A

The correct answer is:

62
Q

When testing cable, what does a pass with an asterisk (*) indicate?
Select one:

A.
The test result is closer to the test limit than the measurement accuracy of the tester, but the cable does achieve an overall pass.

B.
The test results indicates a parameter is outside the standard limit, but the cable does achieve an overall pass.

C.
The test result is closer to the test limit than the measurement accuracy of the tester and the cable does not achieve an overall pass

D.
The test results indicates a parameter is outside the standard limit and the cable does not achieve an overall pass.

A

The correct answer is: A
The test result is closer to the test limit than the measurement accuracy of the tester, but the cable does achieve an overall pass.

63
Q

What is insertion loss?
Select one:

A.
Insertion loss is the amount of light reflected back to the source

B.
Insertion loss is the same as attenuation

C.
Insertion loss is the same as return loss

D.
Insertion loss happens when the output is higher that the input

A

The correct answer is: B
Insertion loss is the same as attenuation

64
Q

How is the position of fiber number 1 identified on an MPO connector?
Select one:

A.
The number one fiber is beside the female connector’s alignment pin

B.
The number one fiber is on the right side when looking at the endface with the key up

C.
The number one fiber is identified with a paint mark

D.
The number one fiber is beside the male connector’s alignment pin

A

The correct answer is: C
The number one fiber is identified with a paint mark

65
Q

When testing NEXT, what does “worst case margin” indicate?
Select one:

A.
A quality rating for each pair combined tested

B.
The point (frequency) where NEXT test result is closest to the test limit

C.
The location along the cable that needs to be re-terminated

D.
The point (frequency) where NEXT test result is the highest

A

The correct answer is: B
The point (frequency) where NEXT test result is closest to the test limit

66
Q

What does the vertical axis of the OTDR trace indicate?

TF-81 question
Select one:

A.
Scattering

B.
Attenuation

C.
Distance

D.
Wavelength

A

The correct answer is: D
Wavelength

67
Q

Which wire map test cannot be done with a basic continuity-type tester?
Select one:

A.
Split pairs

B.
Transposed pairs

C.
Reversed pairs

D.
Open pairs

A

The correct answer is: A
Split pairs

68
Q

How is a direct attached link, a.k.a., modular plug termination link (MPTL) terminated?
Select one:

A.
Jacks at both ends of the link

B.
A jack in the field and a plug at the HC

C.
Plugs at both ends of the link

D.
A plug in the field and a jack at the HC

A

The correct answer is: D
A plug in the field and a jack at the HC

69
Q

When plugging an MPO cord into active equipment (transceivers), what is the gender of the connector?
Select one:

A.
The cord connector needs to be female

B.
The cord connector needs to be male

C.
The gender of the cord connector is vendor dependent

D.
The gender of the cord connector can be either male or female

A

The correct answer is: A The cord connector needs to be female

70
Q

What does the vertical axis of the OTDR trace indicate?

Select one:

A.
Scattering

B.
Attenuation

C.
Distance

D.
Wavelength

A

The correct answer is: D
Wavelength

71
Q

What equipment is needed to find a defective copper connector?
Select one:

A.
Breakout box

B.
Wire map tester

C.
Visual fault locator

D.
Toner and wand

A

The correct answer is: B
Wire map teste

72
Q

A 600-pair OSP feeder cable is terminated in a branch splice enclosure to two 300-pair OSP distribution cables. What is the minimum number of 25-pair straight connector modules for this enclosure?

Select one:

A.
12 modules

B.
96 modules

C.
24 modules

D.
48 modules

A

The correct answer is: C
24 modules

73
Q

What equipment is required to bend a 4” rigid conduit?
Select one:

A.
Manual bender

B.
Hydraulic pipe bender

C.
Pneumatic bender

D.
Mandrel bender

A

The correct answer is: B
Hydraulic pipe bender

74
Q

Which type of network topology uses a terminator?
Select one:

A.
Bus topology

B.
Hybrid topology

C.
Ring topology

D.
Star topology

A

The correct answer is: A
Bus topology

75
Q

According to the TIA-569-D standard, what is the minimum vertical clearance required between a ladder rack in a ceiling and the ceiling tiles?
Select one:

A.
18 inches

B.
6 inches

C.
3 inches

D.
12 inches

A

The correct answer is: C
3 inches

76
Q

What is the allowable ampacity for a 24 awg, 75 ºC, 8 conductor Class 2 power and Data circuit, when using only 4 conductors and bundled with 1 other cable?

A.
2.8 A

B.
1.4 A

C.
2.0 A

D.
1.96 A

A

The correct answer is: D
1.96 A

77
Q

A fiber link indicates a loss of 10 dBm. How much light power is being received at the receiver?
Select one:

A.
1 mW

B.
10 mW

C.
100 µW

D.
10 µW

A

The correct answer is: C
100 µW

78
Q

Which of the jack pin/pair assignments is backward compatible with 2-pair USOC configuration?
Select one:

A.
Either T568A or T568B

B.
T568B

C.
Neither T568A nor T568B

D.
T568A

A

The correct answer is: D
T568A

79
Q

Given the components losses in the diagram below, what is the total loss of this link?

Select one:

A.
5.85 dB

B.
7.20 dB

C.
3.60 dB

D.
2.70 dB

A

The correct answer is: C
3.60 dB

80
Q

Which of the following cable pulling lubricants provide the lowest pulling tension?
Select one:

A.
Wax based

B.
Water based

C.
Silicone based

D.
Powder based

A

The correct answer is: C
Silicone based

81
Q

What instrument is required to measure the length of a coaxial cable?
Select one:

A.
Time delay reflectometer

B.
Time domain reflectometer

C.
OTDR

D.
Coaxial impedance tester

A

The correct answer is: B
Time domain reflectometer

82
Q

During the inspection of the fiber with a microscope, which one of the following finishes, though not perfect, may still be acceptable?
Select one:

A.
Chipped and pitted face of fiber

B.
Crack through fiber

C.
Minor scratches in cladding

D.
Chipped core - cladding okay

A

The correct answer is: C
Minor scratches in cladding

83
Q

Given the component losses in the diagram below, what is the total loss of this link?

Select one:

A.
7.10 dB

B.
3.55 dB

C.
5.00 dB

D.
5.05 dB

A

The correct answer is: B
3.55 dB

84
Q

What is the relationship between wavelength and frequency?
Select one:

A.
Frequency is the square root of wavelength

B.
Frequency is inversely proportional to wavelength

C.
Frequency is proportional to wavelength

D.
Frequency is the square of wavelength

A

The correct answer is: B
Frequency is inversely proportional to wavelength

85
Q

According to the TIA-569-D standard, what is the maximum number of 90º bends that may be placed between pull points of a horizontal conduit system?
Select one:

A.
4

B.
1

C.
2

D.
3

A

The correct answer is: C
2

86
Q

According to the ANSI-568.3-D standard, what is the identifying colour of a APC optical fiber SC connector?
Select one:

A.
Beige

B.
Green

C.
Aqua

D.
Blue

A

The correct answer is: B
Green

87
Q

What is the colour sequence for a modular plug configured for T568B?
Select one:

A.
W-Orange, Orange-W, W-Green, Blue-W, W-Blue, Green-W, W-Brown, Brown-W

B.
W-Blue, Blue-W, W-Orange, Orange-W, W-Green, Green-W, W-Brown, Brown-W

C.
W-Blue, Blue-W, W-Green, Green-W, W-Orange, Orange-W, W-Brown, Brown-W

D.
W-Green, Green-W, W-Orange, Blue-W, W-Blue, Orange-W, W-Brown, Brown-W

A

The correct answer is: A
W-Orange, Orange-W, W-Green, Blue-W, W-Blue, Green-W, W-Brown, Brown-W

88
Q

What is done after fusing two fibers together?
Select one:

A.
Install splice protector

B.
Label and document splice joint

C.
Store excess fiber in splice tray

D.
Perform reflection test

A

The correct answer is: A
Install splice protector

89
Q

What is the logical sequence of tests to find faults on an active fiber channel?
Select one:

A.
Fiber continuity. OTDR, power meter & light source, check link lights

B.
Power meter & light source, fiber continuity, OTDR, check link lights

C.
Check link lights, fiber continuity, power meter & light source, OTDR

D.
OTDR, power meter & light source, fiber continuity, check link lights

A

The correct answer is: C
Check link lights, fiber continuity, power meter & light source, OTDR

90
Q

Which non-mechanical firestopping material should be used to temporarily seal an opening in a building?
Select one:

A.
Silicone foam

B.
Elastomeric modules

C.
Cementitious mix

D.
Pre-manufactured pillows

A

The correct answer is: D
Pre-manufactured pillows

91
Q

According to the TIA-569-D standard, what is the maximum length of conduit allowed between pull points in a horizontal cable system?
Select one:

A.
100 meters

B.
300 meters

C.
30 meters

D.
90 meters

A

The correct answer is: C
30 meters

92
Q

A 100BASE-TX switch uses two 25-pair cables to connect to a patch panel. What is the minimum number of patch panel jacks needed to terminate the two cables?
Select one:

A.
12

B.
50

C.
24

D.
25

A

The correct answer is: C
24

93
Q

A bundle of cables in a TR are not labelled. What tool is used to identify the cables?
Select one:

A.
But set

B.
Toner/wand

C.
TDR

D.
Multi meter

A

The correct answer is: B
Toner/wand

94
Q

How is an outdoor wireless access point (WAP) connected in a location where there are no nearby AC power outlets?
Select one:

A.
Connect the outdoor WAP to a nearby WAP using a cable pair splitter

B.
Connect the WAP directly to a non PoE capable switch

C.
Connect the WAP to a non PoE capable switch using a midspan device

D.
Connect the WAP with two Cat. 6A cables- one for power and one for data

A

The correct answer is: C
Connect the WAP to a non PoE capable switch using a midspan device

95
Q

Which firestopping material should be used to seal a round opening in a concrete wall?
Select one:

A.
Cementitious

B.
Self leveling

C.
Intumescent foam

D.
Fiberglass insulation

A

The correct answer is: C
Intumescent foam

96
Q

Which property of firestopping material causes it to develop a hard char when heated?
Select one:

A.
Intumescent

B.
Elastomeric

C.
Ablative

D.
Endothermic

A

The correct answer is: C
Ablative

97
Q

What equipment is needed to find an active fiber strand?
Select one:

A.
Cable certificate test set

B.
Optical spectrum analyzer

C.
Fiber identifier

D.
Visual fault locator

A

The correct answer is: C
Fiber identifier

98
Q

What equipment is needed to find a defective fiber connector?
Select one:

A.
Optical spectrum analyzer

B.
Visual fault locator

C.
Cable certification test set

D.
Fiber identifiers

A

The correct answer is: B
Visual fault locator

99
Q

Which cable type has the equivalent fire rating of FT6?
Select one:

A.
CMP

B.
CRP

C.
CMG

D.
CPR

A

The correct answer is: A
CMP

100
Q

If a patch panel is 4 Us high, how much space in inches will it take up on the rack?
Select one:

A.
8.75 inches

B.
1.75 inches

C.
5.25 inches

D.
7 inches

A

The correct answer is: D
7 inches

101
Q

What equipment is needed to find the length of optical fiber on a reel?
Select one:

A.
Optical loss test set

B.
Time domain reflectometer

C.
Cable certification test set

D.
OTDR

A

The correct answer is: D
OTDR

102
Q

According to the TIA-568-B.3 standard, what is the attenuation specification for one mated optical fiber connector pair?
Select one:

A.
0.75 dB

B.
1.0 dB

C.
0.50 dB

D.
0.25 dB

A

The correct answer is: A
0.75 dB

103
Q

According to the TIA-568-B.3 standard, what is the attenuation specification for one optical fiber splice?
Select one:

A.
0.50 dB

B.
0.75 dB

C.
0.30 dB

D.
0.25 dB

A

The correct answer is: C
0.30 dB

104
Q

Which wire map test cannot be done with a basic continuity-type tester?
Select one:

A.
Split pairs

B.
Transposed pairs

C.
Reversed pairs

D.
Open pairs

A

The correct answer is: C
Split pairs

105
Q

What size is the SBB (TGB)?
Select one:

A.
0.25” x 2” x variable length

B.
0.25” x 4” x variable length

C.
0.25” x 4” x 24”

D.
0.25” x 2” x 19”

A

The correct answer is: A
0.25” x 2” x variable length

106
Q

What does the horizontal axis of the OTDR trace indicate?

Select one:

A.
Scattering

B.
Distance

C.
Wavelength

D.
Attenuation

A

The correct answer is: B
Distance

107
Q

What is the maximum amount of cable jacket that may be removed when terminating Category 6 cable?
Select one:

A.
Only as much as necessary to terminate

B.
13 mm (0.5 in)

C.
Unspecified

D.
25 mm (1.0 in)

A

The correct answer is: A
Only as much as necessary to terminate

108
Q

Which firestopping material should not be used to seal a round opening in a concrete wall?
Select one:

A.
Self leveling caulk

B.
Ablative caulk

C.
Endothemic caulk

D.
Intumescent caulk

A

The correct answer is: A
Self leveling caulk

109
Q

A hybrid optical fiber loose-tube cable, with 6 strands per tube, has 24 SM strands in the first series of tubes. What are the colours of the strand and the tube of the MM fiber strand 18?
Select one:

A.
Red tube, white strand

B.
Green tube, blue strand

C.
Red tube, blue strand

D.
Green tube, white strand

A

The correct answer is: A
Red tube, white strand

110
Q

According to the ANSI-568.3-D standard, what is the identifying colour of a 62.5/125 µm mulimode optical fiber SC connector?
Select one:

A.
Yellow

B.
Orange

C.
Beige

D.
Blue

A

The correct answer is: C
Beige

111
Q

What type of backbone cabling configuration scheme is outlined in the TIA-568.0-D standard?
Select one:

A.
Bus

B.
Tree

C.
Star

D.
Ring

A

The correct answer is: C
Star

112
Q

According to the ANSI-568.0-D standard, what is the minimum bend radius for a 4-pair UTP?
Select one:

A.
12 times diameter

B.
10 times diameter

C.
8 times diameter

D.
4 times diameter

A

The correct answer is: D
4 times diameter

113
Q

Which of the following represents the abbreviation “Gb/s” ?
Select one:

A.
Gigahertz per second

B.
Gigabaud per second

C.
Gigabit per second

D.
Gigabyte per second

A

The correct answer is: C
Gigabit per second

114
Q

What is indicated by the following wire map?

Select one:

A.
Transposed pair

B.
Reversed pair

C.
Split pair

D.
Open pair

A

he correct answer is: D
Open pair

115
Q

What is indicted by the following wire map?
TF-68 question
Select one:

A.
Crossed pairs

B.
Reversed pairs

C.
Transposed pairs

D.
Split pairs

A

The correct answer is: D
Split pairs

116
Q

When certifying a Cat. 6A direct attached link, or a.k.a., modular plug termination link (MPTL). How is the certifying equipment configured?
Select one:

A.
A link adapter at one end and a patch cord adapter at the other end

B.
Channel adapters at both ends

C.
A link adapter at one end and a channel adapter at the other end

D.
Link adapters at both ends

A

The correct answer is: A
A link adapter at one end and a patch cord adapter at the other end

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