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Network+ > CompTIA Learn: 1.3 Summarize the types of cables and connectors and explain which is appropriate .... > Flashcards

CompTIA Learn: 1.3 Summarize the types of cables and connectors and explain which is appropriate .... Flashcards

1
Q

10GBASE-SR is best suited for what implementation?

A

Implementing backbone cabling that does not exceed 200 m (656 feet).

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2
Q

What does the SR in 10GBASE-SR stand for?

A

Short Reach

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3
Q

Is 10GBASE-SR bi-directional?

A

No.

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4
Q

What kind of connector does 10GBASE-SR use?

A

SFP+ connector.

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5
Q

What is the speed of 10GBASE-SR?

A

10 gigabit per second (10GbE).

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6
Q

What color are MMF cables?

A

OM1 and OM2 are orange, and OM3 and OM4 are aqua.

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7
Q

What is the range of 10GBASE-SR?

A

OM3 up to 300 meters (984 feet), OM4, up to 400 meters (1,312 feet).

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8
Q

What color are SMF cables?

A

Usually yellow.

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9
Q

Is 10GBASE-SR multimode of single mode?

A

Multimode.

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10
Q

What is the transmission wavelength of 10GBASE-SR?

A

850 nm.

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11
Q

What speed does SFP+ support?

A

Up to 10 Gbps.

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12
Q

What distances does SFP+ support?

A

Shorter distances, suitable for connections within data centers or local networks.

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13
Q

Is SFP+ for copper or fiber optic cables?

A

Both.

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14
Q

What is the limitation on copper interconnects?

A

Copper interconnects are limited to 10 meters at 10 Gbps.

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15
Q

Is SFP+ hot-swappable?

A

Yes.

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16
Q

What does CWDM do?

A

It allows different data streams to be transmitted simultaneously over a single optical fiber network.

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17
Q

How many channels does CWDM support?

A

Up to 18 wavelength channels.

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18
Q

At what OSI layer does CWDM work?

A

Layer 1 (physical).

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19
Q

How far apart are the different wavelengths of each CWDM channel?

A

20nm apart.

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20
Q

What are the two wavelength regions are most commonly associated with CWDM?

A

1310nm and 1550nm.

21
Q

Which CWDM wavelength region is the most popular?

A

The 1550nm region is more popular because it has lower signal loss.

22
Q

What is the distance for CWDM?

A

Up to 70 kilometers (43.5 miles).

23
Q

What effect does the phenomenon called the water peak have on CWDM?

A

It limits it to supporting eight channels for distances between 40 kilometers (24.9 miles) and 70 kilometers (43.5 miles).

24
Q

What applications is CWDM well-suited to support?

A

10 Gigabit Ethernet and 16G Fiber Channel.

25
Q

100BASE-FX is best suited for what implementation?

A

High-speed data transmission, CAN backbones, data center interconnection, and video transmission

26
Q

What does the FX in 100BASE-FX stand for?

A

Fiber Optic

27
Q

Is 100BASE-FX bi-directional?

A

Yes.

28
Q

What kind of connector does 100BASE-FX use?

A

SC (Subscriber Connector).

29
Q

What is the speed of 100BASE-FX?

A

100 megabits per second.

30
Q

Is 100BASE-FX multimode of single mode?

A

Multimode.

31
Q

What is the range of 100BASE-FX?

A

Typically, it can cover distances of up to 2 kilometers (1.24 miles).

32
Q

What transmission wavelength is 100BASE-FX?

A

1310 nm.

33
Q

100BASE-SX is best suited for what implementation?

A

LANs, data center interconnection, and CANs.

34
Q

What does the SX in 100BASE-SX stand for?

A

Multimode fiber with a shorter wavelength.

35
Q

Is 100BASE-SX bi-directional?

A

No, two fibers within a single cable jacket.

36
Q

What kind of connector does 100BASE-SX use?

A

LC (Lucent Connector).

37
Q

What is the speed of 100BASE-SX?

A

100 megabits per second.

38
Q

Is 100BASE-SX multimode of single mode?

A

Multimode.

39
Q

What is the range of 100BASE-SX?

A

Typically up to 2 kilometers (1.24 miles).

40
Q

What transmission wavelength is 100BASE-SX?

A

850 nm.

41
Q

1000BASE-SX is best suited for what implementation?

A

Within buildings, high-speed hubs, switches, routers, commonly used in switch to switch configuration.

42
Q

What does the SX in 1000BASE-SX stand for?

A

Short Wavelength

43
Q

Is 1000BASE-SX bi-directional?

A

No.

44
Q

What kind of connector does 1000BASE-SX use?

A
45
Q

What is the speed of 1000BASE-SX?

A
46
Q

Is 1000BASE-SX multimode of single mode?

A

Multimode.

47
Q

What is the range of 1000BASE-SX?

A

Up to 550 meters (1804 feet).

48
Q
A

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