9779003
Descrição
Quiz por Jeanie Fitzgerald, atualizado more than 1 year ago
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Criado por Jeanie Fitzgerald
mais de 7 anos atrás
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|
Questão 1
Questão
Acceptance testing is most often performed with which tester
Responda
-
OLTS
-
VFL
-
Interferometer
-
OTDR
Questão 2
Questão
Cross Connect field colors: Horizontal Cable
Responda
-
Yellow
-
Blue
-
Green
-
Orange
Questão 3
Questão
Which fiber test instrument does not require access to both ends of the fiber while testing on the reel
Responda
-
OTDR
-
OLTS
-
VFL
Questão 4
Questão
24 AWG stranded cable has _____ more attenuation than solid conductors of the same guage
Responda
-
20%
-
30%
-
40%
-
50%
Questão 5
Questão
Who should the ITS installer seek guidance from for minimum safety requirements for safe work & employee health on job site
Responda
-
Safety Director
-
OHSA
-
AHJ
-
Employer
Questão 6
Questão
Which splicing method has a low consumable cost
Responda
-
fusion
-
mechanical
Questão 7
Questão
Which of the following standard covers color coding for optical fiber cables.
Responda
-
TIA 568-C
-
TIA 598-C
-
TIA 526-7
Questão 8
Questão
All metal pathways must be bonded at both ends regardless of length when containing a bonding conductor
Responda
- True
- False
Questão 9
Questão
Bonding and Grounding and Electrical protection is based on these existing codes and standards. Select all that apply
Responda
-
NFPA 70
-
NFPA 780
-
ANSI/TIA 607-C
-
ISO/IEC 30129
Questão 10
Questão
TIA-607-C recommends that a _____ be made on every third floor and the top floor of multi-story structures
Responda
-
TBB
-
BBC
-
TEBC
Questão 11
Questão
Connector insertion loss for both multi-mode and single-mode should be better than____ dB per mated pair
Responda
-
.75dB
-
.5dB
-
.3dB
Questão 12
Questão
This type of backbone cabling distributes telecommunications services between telecommunications space within a single building
Responda
-
Fiber Optic
-
Intrabuilding
-
Interbuilding
Questão 13
Questão
One of the primary functions of the ______ is to house the floor-serving cross-connections and interconnection
Responda
-
EF
-
ER
-
TR
Questão 14
Questão
26 AWG stranded cable or cords has ____ more attenuation than 26 AWG solid cable
Responda
-
20%
-
30%
-
40%
-
50%
Questão 15
Questão
GFCI outlets should be used on electrical equipment , select all that apply
Responda
-
Temporary extension cords
-
Outside
-
Damp environments
-
Construction sites
Questão 16
Questão
This firestop material is a putty that is used to seal the back of outlet boxes
Responda
-
wrap strips
-
pads
-
sheets
Questão 17
Questão
Select the 3 types of centralized fiber cabling implementations
select one or more
Responda
-
Home run
-
Splice in the TR
-
Pull-through
-
Interconnection
Questão 18
Questão
This administration addresses infrastructure with one or more telecommunication spaces in a single building
Responda
-
Class 1
-
Class 2
-
Class 3
-
Class 4
Questão 19
Questão
This addresses multiple buildings at a single site ( campus environment )
Responda
-
Class 1
-
Class 2
-
Class 3
-
Class 4
Questão 20
Questão
This addresses infrastructure with multiple sites or campuses
Responda
-
Class 1
-
Class 2
-
Class 3
-
Class 4
Questão 21
Questão
This premise is served by a single ER, which is the only telecommunication space on the site
Responda
-
Class 1
-
Class 2
-
Class 3
-
Class 4
Questão 22
Questão
ANSI/TIA 606-B is the Administration Standard for Residential Telecommunications Infrastructure
Responda
- True
- False
Questão 23
Questão
This is the copper conductor that interconnects the PBB to SBB
Responda
-
TBB
-
BBC
-
TBC
Questão 24
Questão
This type of fiber consists pf up to 24 strands bundled together in a single line that is color coded
Responda
-
tight buffer
-
loose tube
-
ribbon
Questão 25
Questão
This firestop material incorporate putty and is referred to as a pipe choke system
Responda
-
putty
-
foam
-
collars
Questão 26
Questão
The inside bend radius shall be ____ times the ID for conduits 2 inches or less
Responda
-
4
-
6
-
8
-
10
Questão 27
Questão
The inside bend radius shall be ____ times the internal diameter of the conduit when used for optical fiber or trade size diameters greater than 2 inches.
Responda
-
6
-
8
-
10
Questão 28
Questão
Terminate conduits that protrude through the structural floor ____ to ______ above the surface to prevent solvents or fluids from flowing into them
Responda
-
1-3
-
2-3
-
2-4
-
6 in
Questão 29
Questão
Consider placing 2 - 1.5 " and 1 - 1 " innerducts inside each ___ inch conduit to ensure optical fiber cable protection.
Responda
-
2
-
4
-
6
-
8
Questão 30
Questão
This is the result from different optical fiber lengths in multimode fiber
Responda
-
overfill launch
-
modal bandwidth
-
modal dispersion
Questão 31
Questão
There is no mandatory standard to identify the color coding for optical fiber jackets
Responda
- True
- False
Questão 32
Questão
When terminating anaerobic connectors, adhesive hardening takes how long
Responda
-
5-10 seconds
-
10-20 seconds
-
1 minute
Questão 33
Questão
What quantifies the bandwidth of a cabling system in a frequency range
Responda
-
megahertz
-
megabit
-
decibel
Questão 34
Questão
Widening or spreading out of modes in a light pulse as it progresses along the optical fiber
Responda
-
Dispersion
-
Photons
-
Modal bandwidth
Questão 35
Questão
increasing either the length of the cable or the wavelength of the light source decreases the modal bandwidth and information carrying capacity of the transmission path
Responda
- True
- False
Questão 36
Questão
Minimum bend radius of an intrabuilding fiber during installation
Responda
-
20 x diameter
-
10 x diameter
-
15 x diameter
Questão 37
Questão
Words are _____% of communication perceptions
Responda
-
7%
-
38%
-
55%
Questão 38
Questão
What is the minimum bend radius of the fiber cable with up to 4 strands at rest
Responda
-
10 X diameter
-
4 x diameter
-
2 inch
-
1 inch
Questão 39
Questão
This amount of current will cause breathing to become difficult
Responda
-
2-3 mA
-
50-100 mA
-
10 mA
-
100 mA
Questão 40
Questão
This amount of current will produce a tingling of the skin
Responda
-
2-3 mA
-
10 mA
-
50-100 mA
-
200 mA
Questão 41
Questão
_____ mA will produce a painful shock, and the muscles cannot release the contact
Responda
-
2-3 mA
-
10 mA
-
50- 100 mA
-
100 mA
Questão 42
Questão
___ mA and above cause the heart to clamp shut, and severe burns occur on skin and hair
Responda
-
10 mA
-
50 - 100 mA
-
100 mA
-
200 mA
Questão 43
Questão
This amount of current severely damages the heart and usually results in death
Responda
-
50 - 100 mA
-
100 mA
-
200 mA
Questão 44
Questão
This firestop material will develop a hard char that resists erosion from fire and flames
Responda
-
Endothermic
-
Intumescent
-
Ablative
Questão 45
Questão
How far should toggle bolts be spaced when mounting a backboard
Responda
-
18 inches
-
2 ft.
-
1 ft.
-
3 ft.
Questão 46
Questão
Which fiber supports wavelengths of 850 nm and 1300 nm
Responda
-
singlemode
-
multimode
Questão 47
Questão
For (SCS) structured cabling systems, singlemode fiber has a length limitation of
Responda
-
2000 meters
-
3000 meters
-
No limit
Questão 48
Questão
Multimode fiber has a length limitation of ________ for (SCS) structured cabling systems.
Responda
-
2000 meters
-
3000 meters
-
No limit
Questão 49
Questão
Supported distances are application dependent for single and multimode optical fiber
Responda
- True
- False
Questão 50
Questão
What ratio is expressed in decibels of the power of the outgoing signal to the power of the reflective signal
Responda
-
Delay skew
-
Insertion loss
-
Return loss
Questão 51
Questão
Which transmission method transmits a signal in one direction only
Responda
-
Full duplex
-
Half duplex
-
Simplex
Questão 52
Questão
The measure of signal loss resulting from the insertion of a component, link or channel between transmitter and receiver
Responda
-
Return loss
-
Attenuation
-
Impedance
Questão 53
Questão
This type of cutover is one continuous process until completed
Responda
-
Continuous cutover
-
Phased cutover
-
Flash cutover
-
Shutdown
Questão 54
Questão
Abandoned cable can become fuel and is a fire hazard
Responda
- True
- False
Questão 55
Questão
This firestop material can be intumescent, endothermic or ablative
Responda
-
caulk
-
pillows
-
putty
Questão 56
Questão
During a retrofit, it is not required to remove all abandoned cable
Responda
- True
- False
Questão 57
Questão
The frequency of CAT 3 is
Responda
-
100 MHz
-
50 MHz
-
20 MHz
-
16 MHz
Questão 58
Questão
The frequency of CAT 6A is
Responda
-
100 MHz
-
250 MHz
-
500 MHz
Questão 59
Questão
The frequency of CAT 5e
Responda
-
100 MHz
-
250 MHZ
-
500 MHz
Questão 60
Questão
What is used to flush electrolyte burns to the skin
Responda
-
milk
-
water
-
sodium bicarbonate
Questão 61
Questão
What are the 3 common depths of wire basket tray
select all correct
Responda
-
1 in
-
2 in
-
4 in
-
6 in
Questão 62
Questão
What are the 3 major areas in security that may be part of an ITS installer's work
select all correct
Responda
-
video surveillance
-
patient monitoring
-
access control system
-
intrusion detection system
Questão 63
Questão
Longer wavelengths are more sensitive to bending loss and will allow light to exit out of the fiber core more than shorter wavelengths.
Responda
- True
- False
Questão 64
Questão
Specification and visual inspection is what phase of testing
Responda
-
Phase 1
-
Phase 2
-
Phase 3
Questão 65
Questão
Which is the highest grade of plywood and is without any surface blemishes
Responda
-
Grade A
-
Grade B
-
Grade C
-
Grade D
Questão 66
Questão
Cable tray installed under raised floors in a data center should be installed in the cold aisle
Responda
- True
- False
Questão 67
Questão
Which grade of plywood has knotholes without any repair
Responda
-
Grade A
-
Grade B
-
Grade C
-
Grade D
Questão 68
Questão
Grade ___ has knotholes cut out and replaced with a patch of clean wood
Responda
-
A
-
B
-
C
-
D
Questão 69
Questão
For (ICT) information and communication technology systems use, Grade_____ should be used
Responda
-
A/B
-
A/C
-
B/C
-
B/D
Questão 70
Questão
Wireless access points should be mounted at least _____ meter(s) from any metal obstructions
Responda
-
1 meter
-
2 meters
-
3 meters
Questão 71
Questão
The F connector is the most commonly used connector for residential cable service
Responda
- True
- False
Questão 72
Questão
what is the recommended service slack for 4 pair and multi pair cable at a TE
Responda
-
6.6
-
10 ft.
-
15 ft.
Questão 73
Questão
This tester uses Rayleigh scattering and Fresnal reflection to measure the characteristics of an optical fiber
Responda
-
OTDR
-
OLTS
-
VFL
Questão 74
Questão
Cross connect field color for interbuilding backbone
Responda
-
white
-
gray
-
brown
-
purple
Questão 75
Questão
To confine the light within the core by creating a reflective boundary is the purpose of the_________
Responda
-
buffer
-
acrylate
-
cladding
Questão 76
Questão
What is the recommended service slack for multipair cable in a TR/ER
Responda
-
15 ft
-
length of backboard via pathways plus floor to ceiling
-
20 ft
-
farthest corner via pathway plus floor to ceiling
Questão 77
Questão
Except in particular cases, what is the maximum length of equipment cords
Responda
-
5 ft
-
10 ft
-
16.5 ft
Questão 78
Questão
What is the maximum square footage a TE can serve
Responda
-
2400
-
3600
-
4000
Questão 79
Questão
Each dB decrease in an antenna equals the _________ of the possible antenna range
Responda
-
doubling
-
halving
Questão 80
Questão
Cable pair twists for CAT 5e or higher must be maintained to within ____ of termination
Responda
-
1 in
-
.75 in
-
.5 in
-
.25 in
Questão 81
Questão
Most antennas used with APs indoors come with a ____ cable, commonly known as a pigtail
Responda
-
1.5 ft
-
2 ft
-
3.3 ft
Questão 82
Questão
Typical detail drawing; face-plate labeling, firestopping
Responda
-
T1
-
T2
-
T3
-
T4
Questão 83
Questão
110 blocks come in increments of _____ pairs
select all correct
Responda
-
100
-
50
-
300
-
900
-
600
Questão 84
Questão
What is the maximum amount of work areas that a Consolidation point ( CP ) should serve
Responda
-
12
-
20
-
24
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