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CompTIA Network+ Objective > 1.3 Summarize the types of cables and connectors and explain which is the appropriate type for a solution > Flashcards

1.3 Summarize the types of cables and connectors and explain which is the appropriate type for a solution Flashcards

1
Q

What is twisted pair copper cabling?

A

Wires twisted together to reduce electromagnetic interference.

It is commonly used for Ethernet networks.

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2
Q

What is Cat 5 cabling?

A

100 Mbps speed

1000BASE-T networks.

100 meters

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3
Q

What is Cat 5e cabling?

A

1 Gbps

1000BASE-T

100 meters

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4
Q

What is Cat 6 cabling?

A

10GBASE-T

55 meters UNSHEILDED
100 meters Shielded

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5
Q

What is Cat 6a cabling?

A

10GBASE-T

100 meters

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6
Q

What is Cat 7 cabling?

A

10GBASE-T

100 meters shielded

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7
Q

What is Cat 8 cabling?

A

40GBASE-T

30 meters

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8
Q

What is coaxial/RG-6 cabling?

A

Coaxial/RG-6 cabling

used for cable television and internet connections.

It has a single copper conductor at its center, with a layer of insulation and shielding.

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9
Q

What is twinaxial cabling?

A

Consists of two conductors wrapped together with an insulating layer and shielding

Common on 10 Gigabit Ethernet

Example: SFP+ cables

Shorter distance of 5 meters

Low cost
Low Latency when compared to twisted pair

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10
Q

What are TIA/EIA-568A and TIA/EIA-568B termination standards?

A

TIA/EIA-568A: Specifies a wiring pattern with green/white pair starting first.
TIA/EIA-568B: Specifies a wiring pattern with orange/white pair starting first.

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11
Q

What is single-mode fiber?

A

has a small core size and supports long-distance transmission with higher bandwidth, typically used for telecommunication networks.

Laser Beam are used as light

100km distance

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12
Q

What is multimode fiber?

A

larger core size and supports shorter distance transmission with lower bandwidth, typically used for local area networks (LANs).

LED’s are used as light

2km distance

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13
Q

What is an LC connector?

A

LC (Local Connector) is a small form-factor fiber optic connector used for high-density connections, with a push-pull mechanism.

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14
Q

What is an ST connector?

A

ST (Straight Tip) is a fiber optic connector with a bayonet-style twist-lock mechanism, commonly used in networking applications.

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15
Q

What is an SC connector?

A

SC (Subscriber Connector) is a fiber optic connector with a push-pull mechanism, widely used in datacom and telecom applications

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16
Q

What is an MT connector?

A

MT (Mechanical Transfer) is a high-density fiber optic connector used for connecting multiple fibers simultaneously, often used in data centers.

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17
Q

What is an RJ connector?

A

RJ11: Used for telephone connections.
RJ45: Used for Ethernet networking connections.

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18
Q

What is an APC connector?

A

8-degree angled endface

reduce back reflection from light

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19
Q

What is a UPC connector?

A

flat endface

Higher back reflection from light

20
Q

What is an F-type connector?

A

used for coaxial cable connections, typically for cable television and satellite signals.

RG-6

21
Q

What are media converters?

A

A Layer 1 devices that convert signals from one media type to another,

such as copper to fiber.

22
Q

What is a Small Form-factor Pluggable (SFP) transceiver?

23
Q

What is an Enhanced Small Form-factor Pluggable (SFP+) transceiver?

A

Supports up to 16 Gbps

24
Q

What is a Quad Small Form-factor Pluggable (QSFP) transceiver?

A

4 Gbps.

Can have four 1gbs channels

25
Q

What is an Enhanced Quad Small Form-factor Pluggable (QSFP+) transceiver?

A

Four channels of four 10gbps=40 gbps

26
Q

What is a patch panel/patch bay?

A

Punch down on one-side and RJ-45 on the other

27
Q

What is a fiber distribution panel?

A

Permanent fiber installation

Prevents breaks from bends

28
Q

What is a punchdown block?

A

A punchdown block is a type of electrical connection used for wiring, where wires are inserted into the block and “punched down” to make contact.

28
Q

66 block:

A

Used for analog voice/telephone
low-speed data networks
Replaced by 110 blocks

29
Q

110 block

A

Wire-to-wire patch panel
Replaced 66 blocks
Supports CAT 5 and CAT 6 cables

30
Q

Krone block

A

A European alternative to 110 blocks, used for telecommunications and networking.

31
Q

Bix block

A

Used for telephone and data communication in Canada

32
Q

10BASE-T

A

CAT3
10 Mbps Ethernet over
twisted-pair cables
100 meters

33
Q

100BASE-TX

A

CAT5
100 Mbps Fast Ethernet over
twisted-pair cables
100 meters

34
Q

1000BASE-T

A

CAT5e
1 Gbps Gigabit Ethernet
twisted-pair cables.
100 meters

35
Q

10GBASE-T

A

CAT6
CAT6A (100 METERS Shielded/Unshielded)

10 Gbps Ethernet
twisted-pair cables.

Unshielded: 55 meters
Shielded: 100 meters

36
Q

40GBASE-T

A

Cat8

40 Gbps Ethernet
twisted-pair cables
30 meters

37
Q

100BASE-FX

A

100 Mbps
multimode fiber
Laser Lights
Half Duplex 400 meters
Full Duplex 2 kil

38
Q

100BASE-SX

A

100 Mbps
multimode fiber
LED Lights
Cheaper
300 meters

39
Q

1000BASE-SX

A

1 Gbps Ethernet over short-wavelength multimode fiber.

40
Q

1000BASE-LX

A

1 Gbps Ethernet over long-wavelength single-mode fiber

41
Q

10GBASE-SR

A

10 Gbps Ethernet over short-range multimode fiber

42
Q

10GBASE-LR

A

10 Gbps Ethernet over long-range single-mode fiber

43
Q

What is Coarse Wavelength Division Multiplexing (CWDM)?

A

CWDM is a method of combining multiple wavelengths onto a single fiber, allowing for increased bandwidth over existing fiber networks

44
Q

What is Dense Wavelength Division Multiplexing (DWDM)?

A

DWDM is a high-capacity method of combining multiple wavelengths onto a single fiber, allowing for very high data rates over long distances.

45
Q

What is Bidirectional Wavelength Division Multiplexing (WDM)?

A

Bidirectional WDM allows for simultaneous two-way communication on a single fiber by using different wavelengths for each direction.

CompTIA Network+ Objective (28 decks)

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