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2nd year > structured cabling test Chapters 9,10,11,12,13 > Flashcards

structured cabling test Chapters 9,10,11,12,13 Flashcards

1
Q

ANSI/TIA/EIA-_______ standard specifies the administrative requirements of the telecomm infrastructure.

A

606-B

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2
Q

A unique identifier shall be marked on each cable, or its labels at each end. T/F

A

True

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3
Q

Each end of the horizontal cable shall be labeled within ____ of each end of the cable jacket?

A

12”

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4
Q

What are the 5 areas of infrastructure covered by ANSI/EIA/TIA 606A?

A 
horizontal pathways and cabling
backbone pathways and cabling
Telecomm grounding and bonding
spaces(EF,TR,ER,etc)
firestopping
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5
Q 
According to ANSI/TIA/EIA 606-A  commercial buildings define each class
Class 1
Class 2
Class 3
Class 4
A

infrastructures with only equipment rooms
infrastructures with one or more TR in a single building
infrastructures with multiple buildings at a single site
infrastructures with multiple sites or campuses

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6
Q

How are backbone cables administered?

A

ID containing both TR numbers and cable alpha numeric ID

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7
Q

How are horizontal cables administered?

A

Each 4 pair cables

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8
Q

whats the minimum number of telecom racks that must be installed in a TR before an identifier is required?

A

one

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9
Q

the color coding of termination hardware labels is based on the hierarchical star configuration for backbone cabling specified in the ANSI/EIA/TIA-568-B-1
T/F

A

true

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10
Q

Whats the correct type of labeling used between TR and WA?

A

machine printed label attached to cable

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11
Q 
The administration label color for:
horizontal cables
first-level backbone cables
second-level backbone cables
common equipt ports
A 
blue
white
grey
purple
pg134
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12
Q 
PBB
SBB
RBB
TBC
TBB
BBC
A 
primary bonding busbar (TMGB)
secondary bonding busbar (TGB)
rack bonding busbar
telecomm bonding conductor (BCT)
telecomm bonding backbone
backbone bonding conductor (GE)
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13
Q

minimum bend radius for a bonding conductor

A

8 times the bonding conductors diameter

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14
Q

when bonding to the metal frame of a building, all bonding conductors and connectors shall be listed for the purpose intended and approved by_____

A

UL (underwriters laboratories)

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15
Q

Commercial building bonding and grounding requirements for telecommunications

A

ANSI/J-STD-607-C

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16
Q

5 components associated with telecomm grounding and bonding infrastructure

A 
PBB
SBB
RBB
TBC
TBB
BBC
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17
Q

installing PBB and SBB in their respective locations, they shall be insulated for their supports with a(n) ______ separation

A

2”

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18
Q

Whats the purpose of running BBC between TRs and ERs first floor, top floor, and every third floor?

A

equalizing the potential between the PBB and TR(check)

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19
Q

minimum size of a bonding conductor

maximum size

A

copper #6 AWG

70,500 cmills

20
Q

Whats the basic function of the BBC

A

reduce or equalize potential ground

21
Q

The _____ conductor for telecommunications shall bond the PBB to the service equipment (power) ground

A

bonding

22
Q

The _____ conductor for telecommunications shall bond the PBB to the service equipment (power) ground

A

bonding

23
Q

Preparing a firewall in a TR that utilizes 300 pair 110 blocks. You install 225 cable drops located on the floor. How many 300 pair 110 blocks will be needed to properly terminate 225 four-pair horizontal cables?

A

4

225x5/300

24
Q

When configuring an equip rack in a TR, its recommended that 1U cable horizontal cable management device be installed ______?

A

every other 1U

25
Q 
110 terminal block capacity
No.of 25-pair rows, num. of TOs served per block assembly
100 pair
300 pair
900 pair
A

4,12,36
24,72,216

number of TO/24,72,216
225 four pair outlets on a 300 block
225/72=3.124 round up so you would need 4

26
Q

Whats the minimum distance from the floor to the lowest 110 block during initial layout and why? Whats the maximum elevation for termination?

A

24” AFF, allows additional blocks to be added

6’1.5”

27
Q

ANSI/TIA/EIA-568B.1 application-specific components and cabling adapters shall be placed external to the telecommunications outlet in the work area
T/F why

A

true can use a desk or couch with other accessible components

28
Q

cross connects may be made between any of the fields present in the TR?
T/F

A

true

29
Q

how many pairs are used on a typical single line analog telephone?

A

1

30
Q

When utilizing telecommunications enclosure architecture, the TE can be used to replace the TR

A

false

31
Q

Which cable designation (type) when utilized, will eliminate alien crosstalk issues?

A

F/UTP

32
Q

ACO
MUTOA
PoE

A

(AMP Communications Outlet) often specialized in schools, unique cabling system that allows one cable to be adapted to various services by changing modular connectors at WA and TR,

(multi-user telecomm.outlet assembly)
acts as an interconnection between the horizontal cabling from the TR and the horizontal cabling to the work area outlets
allows for WA patch cords longer than 3M

will run on any 4 pair category cable, CAT 6, VOiP

33
Q

How many pairs does the MRJ21 connector use?

A

24

34
Q

when utilizing a centralized cabling system what is the allowable pull thru length of any cabling to the desktop?????

A

295ft 90m

????

35
Q

Residential cabling minimum requirements
Grade 1
Grade 2

A

1 Cat 5e UTP and 1 coax

2 Cat 5e and 2 coax

36
Q

Name 4 minim locations to be wired within each residence

A

kitchen, bedrooms, family/greatroom, den/study

37
Q

Access to the electrical ground shall be provided ______ of the distribution device?

A

5 ft (1.5m)

38
Q

When trouble shooting a problem in a residential single family dwelling that is attributed to a lack of dial tone at the outlets in the dwelling, which structural system component with in the dwelling would you be able to disconnect the premise cabling system from the service provider?

A

ADO (auxiliary disconnect outlet)

39
Q

Residential telecomm cabling standard is ANSI/TIA/EIA ____

A

570-B

40
Q

In residental cabling fiber optic cabling is optional for ______?

A

Grade 2

41
Q

Whats the maximum signal strength allowed at a TV’s tuner?

A

15 dB

42
Q

What is the grey/green plastic box that is mounted to many homes and that serves as the Demarc for the local carrier?

A

NID (network interface device)

43
Q

What is the maximum distance allowed from the demarc to the furthest outlet in a residence before the access provider needs to be notified to accommodate transmission requirements?

A

295 ft (90 m0

44
Q

ANSI/TIA/EIA-570-B residential standards require all 8P8C modular termination to be ?

A

T568-A

45
Q

What takes precedence?

NEC,TIA, or manufactures instructions?

A

manufactures instructions

46
Q

What order are the conductors of a four pair cable terminated on a 110 block, left to right

A

w/b,b/w
w/o,o/w
w/g,g/w
w/b,b/w

2nd year (46 decks)

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