Cabling

Question 1

Cat 3

Answer 1

speed = 10 Mbps
medium = copper UTP

** obsolete – to slow **

Question 2

Cat 5

Answer 2

speed = 100 Mbps
medium = copper UTP
max distance = 100 m

Question 3

Cat 6

Answer 3

speed = 1 Gbps
medium = copper UTP
max distance = 100 m

Question 4

Cat 6a

Answer 4

speed = 10 Gbps
medium = UTP, STP (copper)
max distance = 100 m

** most common copper cabling category **

Question 5

Cat 7

Answer 5

speed = 10 Gbps
medium = STP (copper)
max distance = 100 m

** shielded **

Question 6

Coaxial Cable Types

Answer 6

RG-6
RG-8
RG-58
RG-59

Question 7

RG-6

Answer 7

coaxial cable

impedance = 75 ohms

Question 8

RG-8

Answer 8

coaxial cable

impedance = 50 ohms

Question 9

RG-58

Answer 9

coaxial cable

impedance = 50 ohms

Question 10

RG-59

Answer 10

coaxial cable

impedance = 75 ohms

Question 11

Telephony Copper Cable Carriers

Answer 11

T1
T3
E1
E3

Question 12

T1

Answer 12

telephony copper cable carrier

channels = 24
speed = 1.544 Mbps

Question 13

T3

Answer 13

telephony copper cable carrier

channels 672
speed = 44.736 Mbps

Question 14

E1

Answer 14

telephony copper cable carrier

channels = 32
speed = 2.048 Mbps

Question 15

E3

Answer 15

telephony copper cable carrier

channels = 512
speed = 34.368 Mbps

Question 16

Fast Ethernet

Answer 16

100Base-T4
100Base-TX
100Base-FX

Question 17

100Base-T4

Answer 17

speed = 100 Mbps
medium = Cat3
max segment = 100m
advantages = uses Cat3 UTP
status = legacy

Question 18

100Base-TX

Answer 18

speed = 100 Mbps
medium = Cat5, Cat6, Cat7
max segment = 100m
advantages = full duplex @ 100 Mbps
status = current

Question 19

100Base-FX

Answer 19

speed = 100 Mbps
medium = fiber optic
max segment = 2,000m
advantages = full duplex @ 100 Mbps
status = current

Question 20

List Gigabit Ethernet Standards

Answer 20

1000Base-CX
1000Base-SX
1000Base-LX
1000Base-T

10GBase-T
10GBase-SR / SW
10GBase-LR / LW
10GBase-ER / EW

Question 21

1000Base-CX

Answer 21

speed = 4 Gb
medium = STP
max distance = 25 m
mode = N/A

Question 22

1000Base-SX

Answer 22

speed = 4 Gb
medium = fiber
max distance = 500 m
mode = multimode

Question 23

1000Base-LX

Answer 23

speed = 4 Gb
medium = fiber
max distance = 5 km
mode = single-mode

Question 24

1000Base-T

Answer 24

speed = 4 Gb
medium = UTP
max distance = 100m
mode = N/A

Question 25

10GBase-T

Answer 25

``` speed = 10 Gb medium = Cat-6, Cat-6a max distance = 55 m (Cat-6) - 100 m (Cat-6a) mode = N/A SONET equivalent = N/A ```

Question 26

10GBase-SR

Answer 26

``` speed = 10 Gb medium = fiber max distance = 26 m - 400 m mode = multimode SONET equivalent = 10GBase-SW ```

Question 27

10GBase-LR

Answer 27

``` speed = 10 Gb medium = fiber max distance = 10 km mode = single SONET equivalent = 10GBase-LW ```

Question 28

10GBase-ER

Answer 28

``` speed = 10 Gb medium = fiber max distance = 40 km mode = single SONET equivalent = 10GBase-EW ```