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Chapter 2 Flashcards

1
Q

Bounded media

A

Uses physical conductor

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2
Q

Unbounded media

A

No physical conductor

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3
Q

UTP

A

Unshielded Twisted Pair

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4
Q

STP

A

Shielded Twisted Pair

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5
Q

Cat 3

A

Ethernet, 10Mbps, 100m

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6
Q

Cat 4

A

IBM Token Ring, 16Mbps, 100m

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7
Q

Cat 5

A

Fast Ethernet, 100Mbps, 100m

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8
Q

Cat 5e

A

Gigabit Ethernet, 1Gbps, 100m

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9
Q

Cat 6

A

10 Gigabit Ethernet, 10Gbps, 55m

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10
Q

Cat 6a

A

10 Gigabit Ethernet, 10Gbps, 100m

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11
Q

Cat 7

A

10 Gigabit Ethernet, 10Gbps, 100m

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12
Q

RJ-45

A

OW, O, GW, BL, BLW, G, BRW, BR

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13
Q

RG59

A

Low power video (digital receivers)

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14
Q

RG6

A

Routing cable TV signals (long distance)

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15
Q

RG58

A

Thinnet ethernet

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16
Q

RG8

A

Thicknet ethernet

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17
Q

RG9

A

Cable TV transmission and cable modems

18
Q

F-Connector

A

Threaded twist on coax

19
Q

BNC

A

Snap and twist

20
Q

Singlemode fiber

A

Single Optical signal

21
Q

Multimode fiber

A

multiple light signals on a single strand

22
Q

ST connector

A

Looks like BNC, used for multimode on patch panels, Straight tip

23
Q

SC connector

A

Box shaped, singlemode and multimode common on duplex configurations, Standard Connection

24
Q

LC connector

A

Half size of ST and SC, RJ-45 type latch, single and multimode, used in twisted pair to optical transition. Little connector

25
MTRJ
Comparable size for RJ-45, connects two multimode cables . Mechanical Transfer Registered Jack
26
GBIC
Gigabit Interface Converter, converts electrical signals to optical signals and vice versa. High speed, variable wavelength. Shortwave 0.5m to 500m, longwave 2m to 10m
27
SFP
Small Form Factor Pluggable. Converts electrical signal to optical signal and vice versa. Common in 2Gbps and 4Gbps Fibre Channel. Smaller than GBIC
28
SFP+
Newer SFP. Supports 8Gbps Fibre Channel, 10 Gb Ethernet, and Optical Transport Channel Unit 2
29
QSFP
Quad SFP. Uses four channels for data communications, 10 Gbps
30
PC
Polished Contact. End faces polished slightly curved or spherical to eliminate air gaps and forces fibers to contact
31
UPC
Ultra Polished Contact. End faces undergo extended polishing for better finish
32
APC
Angled Polished Contact. End faces curved but angled at 8 degrees
33
OCx
Optical Carrier. Standard that specifies bandwidth for fiber optic transmissions
34
OC1
51.84 Mbps
35
OC3
155.52 Mbps
36
OC9
466.56 Mbps
37
OC12
622.08 Mbps
38
OC18
933.15 Mbps
39
OC24
1.24 Gbps
40
OC36
1.87 Gbps
41
OC192
9.95 Gbps

network+ (28 decks)

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