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network+ > Chapter 2 > Flashcards

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
Q

MTRJ

A

Comparable size for RJ-45, connects two multimode cables . Mechanical Transfer Registered Jack

26
Q

GBIC

A

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
Q

SFP

A

Small Form Factor Pluggable. Converts electrical signal to optical signal and vice versa. Common in 2Gbps and 4Gbps Fibre Channel. Smaller than GBIC

28
Q

SFP+

A

Newer SFP. Supports 8Gbps Fibre Channel, 10 Gb Ethernet, and Optical Transport Channel Unit 2

29
Q

QSFP

A

Quad SFP. Uses four channels for data communications, 10 Gbps

30
Q

PC

A

Polished Contact. End faces polished slightly curved or spherical to eliminate air gaps and forces fibers to contact

31
Q

UPC

A

Ultra Polished Contact. End faces undergo extended polishing for better finish

32
Q

APC

A

Angled Polished Contact. End faces curved but angled at 8 degrees

33
Q

OCx

A

Optical Carrier. Standard that specifies bandwidth for fiber optic transmissions

34
Q

OC1

A

51.84 Mbps

35
Q

OC3

A

155.52 Mbps

36
Q

OC9

A

466.56 Mbps

37
Q

OC12

A

622.08 Mbps

38
Q

OC18

A

933.15 Mbps

39
Q

OC24

A

1.24 Gbps

40
Q

OC36

A

1.87 Gbps

41
Q

OC192

A

9.95 Gbps

network+ (28 decks)

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