Cables & Connectors

Question 1

RJ 11

Answer 1

telephone

Question 2

RJ 45

Answer 2

ethernet

Question 3

DB-9/RS 232

Answer 3

Serial

Question 4

DB-9/RS 232

Answer 4

Serial
low speed
older

Question 5

BNC

Answer 5

coaxial

10BASE2

Question 6

UTP Coupler

Answer 6

connects 2 cables to make a longer cable

Question 7

Cat 3

Answer 7

10BASE-T

100 Meters

Question 8

F connector

Answer 8

cable tv and cable modem connectors

Question 9

Cat 5e

Answer 9

100BASE-TX
1000BASE-T
100 meters

Question 10

Cat 6

Answer 10

10GBASE-t

37 to 55 meters

Question 11

Cat 3

Answer 11

10BASE-T
100 Meters
data rate of 10 Mbps with a max rate of 16 Mbps

Question 12

Cat 5

Answer 12

100BASE-TX
1000BASE-T
100 Meters
ATM traffic at 155 Mbps
4 pairs of 24 gauge wires
1 twist every 5 cm

Question 13

Cat 5e

Answer 13

100BASE-TX
1000BASE-T
100 meters
1 Gbps
reduces crosstalk

Question 14

Cat 6

Answer 14

10GBASE-t
37 to 55 meters
thicker insulation
reduces cross talke

Question 15

Cat 6a

Answer 15

10GBASE-T
100 meters
2x as many frequencies as Cat 6

Question 16

ST

Answer 16

Straight tip
push and twist
Commonly used with MMF

Question 17

SC

Answer 17

square connector

push and pull to remove

Question 18

LC

Answer 18

Lucent Connector

push- press tab and pull to remove

Question 19

MTRJ

Answer 19

Media termination recommended jack
2 fibers strands in one connector - transmit and receive
push and pull

Question 20

FC

Answer 20

field assembly connector

Question 21

Fiber Coupler

Answer 21

connect 2 fiber cables back to back

Question 22

Single Mode

Answer 22

smaller diameter
only 1 mode of propagation
longer distance limitation
more expensive

Question 23

Multiple Mode

Answer 23

2 types of glass
similiar to coaxial
bits can arrive out of order due to different modes of propagation

Question 24

Cable Crimper

Answer 24

pinch the connector onto the wire

final step of cable installation

Question 25

Punchdown Tool

Answer 25

forces wire into wiring block trims the wires breaks the insulation

Question 26

Wire Strippers

Answer 26

easily remove insulation from copper wire

Question 27

Snips

Answer 27

precise cutting | wire stripping and cutting notches

Question 28

OTDR

Answer 28

``` estimate fiber lengths measure signal loss determine light reflection creat wire maps expensive requires additional training ```

Question 29

Straight Through

Answer 29

``` white and orange = pin 1 orange = pin 2 white and green = pin 3 blue = pin 4 blue and white = pin 5 green = pin 6 white and brown = pin 7 brown = pin 8 ```

Question 30

Crossover

Answer 30

``` White and orange = pins 2&3 orange = 2&6 white and green = 3&1 blue = 4&7 white and blue = 5&8 green = 6&2 white and brown = 7&4 brown = 8&5 ```

Question 31

rollover

Answer 31

``` white and green = 1&8 green = 2&7 white and blue = 3&6 blue = 4&5 white and orange = 5&4 orange = 6&3 white and brown = 7&2 brown = 8&1 ```