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2nd year > structured cabling > Flashcards

structured cabling Flashcards

1
Q

length of horizontal cable

A

90m 295ft

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2
Q

length of patch cords

A

6m 20ft

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3
Q

startopology

A

main connect branching out to other areas

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4
Q

UTP color code

A

blue, orange,green,brown

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5
Q 
CL
FP
OFN
CM
BL
X
FPN
OFC
A 
class 2 +3 power limited
fire alarm power limited
optical fiber nonconductive
communication cables
network powered broadband
limited use cables
fire alarm non power limited
optical fiber conduductive
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6
Q

limited energy cable types

A

plenum, riser, general purpose, residential

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7
Q

66 type terminal

110 type terminal

A

50 terminal block

100 pair terminal block, c4 and c5 connecting blocks

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8
Q

types of backbone cabling can you use

A

100 ohm twisted pair, multimode fiber, single-mode fiber

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9
Q

backbone cabling colors for phone to 110

A

White, Red, Black, Yellow, Violet

winchester rifles bring you victory

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10
Q

connecting to the backbone from after paired to 110

A

Blue, Orange, Green, Brown, Slate,

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11
Q

color of the strips on back bone

A

white, red,black, yellow, violet

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12
Q

UTP minimizes…….

A

crosstalk

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13
Q

ACR

A

attention cross talk ratio

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14
Q

NEXT

A

near end cross talk

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15
Q

PSNEXT

A

power sum NEXT

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16
Q

ACRF

A

attention to cross talk far end

17
Q

PSACRF

A

delay and delay scew

18
Q

decibles

A

unit of measure use to express a ratio between two voltages or power

19
Q

balance

A

ensures cabling systems and components do not emit unwanted electro radiation causing electrical noise

20
Q

crosstalk

A

unwanted induced signals crossing over

21
Q

impedace

A

opposition to AC, unit of measure is ohms

22
Q

an unbalanced transmission line is only

A

grounded on one side

23
Q 
MHz frequencies for:
Cat 3
Cat 4
Cat5
Cat5e
Cat6
Cat6e
Cat6a
A 
16 MHz
20MHz
100MHz
100MHz
250MHz
250MHz
500MHz

2nd year (3 decks)

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