Lesson 13 and Lab Manual

Question 1

what is the primary cause of near end cross talk?

Answer 1

poor termination field ends

Question 2

Grade two residential cabling requires a minimum of _____ for each cabled location

Answer 2

two cat 5e and two coax

Question 3

what is the maximum signal strength allowed at the TVs’s tuner?

Answer 3

15DB

Question 4

list the primary colors for multipair backbone cable

Answer 4

white
red
black
yellow
violet

Question 5

what is the name of the grey/green plastic box that is mounted to many homes and that serves as a Demarc for the local carrier

Answer 5

NID

network interface device

Question 6

why is it important to always route multipair backbone cable down one side of the wall fields and across the bottom of the field to enter the terminating blocks

Answer 6

for future expansions. make it easier to add blocks below without damaging cable

Question 7

why do we use c5 clips for multi pair and c4 for four pair

Answer 7

c4 only fits 4 pair and c5 fits a 5 pair the color scheme would be off

Question 8

can 4 pair cable be used for backbone? when is this likely

Answer 8

yes, for smaller applications

Question 9

residential telecommunications cabling standard is

Answer 9

ANSI/TIA/EIA-570-B

Question 10

what is the maximum length of 5e 6 and 6e?

Answer 10

90 meters plus 10 meters of patch cords

Question 11

what is the max amount of untwist for cat 3

Answer 11

3 inchs

Question 12

to comply with the standard modular outlets must be wired according to

Answer 12

TIA/EAI T568-A

Question 13

What is the purpose of using a multi pair backbone cable?

Answer 13

one pull for multiple circuits. smaller and more efficient

Question 14

access to the electrical ground shall be provided _____ of the distribution system

Answer 14

within 5 feet

Question 15

residential structured cabling is designed and installed according to ______ topology

Answer 15

star or home run

Question 16

list the secondary colors for multipair backbone cable

Answer 16

blue
orange
green
brown
slack from the bottomte

Question 17

According to the 570 c standard residential standard which level of cabling is achieved by utilizing two series 6 coaxial cables and two cat 5e cables at each outlet

Answer 17

grade two

Question 18

name the four minimum locations to be wired within each residence

Answer 18

kitchen
bedrooms
family or great room
den./study

Question 19

according to the residential standard 570-C the cabling topology that shall be used is the _______ topology

Answer 19

star or homerun

Question 20

when trouble shooting a problem in a residential single family dwelling that is attributed to a lack of dial tone at the outlets in the dwelling at which residential structured cabling system component within the dwelling would you be able to disconnect the premise cabling system from the service providers network

Answer 20

the ADO

Question 21

fiber optic cabling is optional for _____

Answer 21

grade two cabling

Question 22

what order are the conductors of a 4 pair cable terminated in a 110 block?

Answer 22

w-blue blue-w
w-orange orange-w
w-green green-w
w-brown brown-w
w-grey grey-w

Question 23

what is the maximum amount of untwist for 5e and better

Answer 23

1/2 inch

Question 24

the ANSI/TIA/EIA 570-C residential standard requires that all 8P8C modular termination be accomplished using the _____ termination pattern

Answer 24

t568-A

Question 25

what is the maximum length of cat 8

Answer 25

24 meters port to port

Question 26

what is the maximum distance allowed from the demarcation point to the furthest outlet of a residence before the access provider must be notified to accommodate transmission requirements.

Answer 26

492 feet to prevent attenuation and signal loss

Question 27

grade one residential cabling requires a minimum of ___ for each cabled location

Answer 27

one cat 5e UTP and one coax