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2018 MM > BRIS (ER 10-22,23-18) > Flashcards

BRIS (ER 10-22,23-18) Flashcards

1
Q

Bonding option 2

A

power company ground conductor (ground wire)

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2
Q

Why must there be a notch in the dielectric cutting blade?

A

to prevent nicking or scoring of the center conductor

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3
Q

Plastic fasteners must be

A

UV and ozone stable

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4
Q

Inside drop cable should never be run how?

A

under carpets, over or through door frames, or through windows

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5
Q

This type of cable should bu used in the vertical run of a shaft or from floor to floor in MDU.

A

CATVR

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6
Q

cable clips must be spaced every to vertically.

A

30 to 36 inches

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7
Q

drop clearance from phone at mid-span

A

6 inches

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8
Q

Premises Drop Cable that must be replaced if found.

A

 All premises drop cables with copper braid wires
 All premises drop cables that have a solid dielectric material
 All drop cables that do not have the inner foil bonded to the dielectric
 All Series 59 size indoor drop cables interfering with proper RF signal reception (must be
replaced with new Series 6 drop cable)

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9
Q

All new construction homes must have what installed in the trench?

A

conduit or cable-in-conduit

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10
Q

DOCSIS Transmit Power Maximum Level

A

less than or equal to 54 dBmV

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11
Q

When cutting input and output cables for placement at the service distribution point,
enough cable must be left to make a______
on each cable

A

5-inch-diameter drip loop

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12
Q

drop clearance over residential driveways subject to truck traffic

A

15.5 feet

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13
Q

Aerial service drops must NEVER me attached to

A

power service mast, tv antennas, chimneys, lightning rods, or gutters

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14
Q

Requirements for Cables used for RF signal distribution in all new installations

A

Minimum size Series 6
minimum foil-braid-foil, tri-shield configuration that includes a bonded inner foil tape, outer foil tape bonded to the jacket, and at least 77% braid coverage

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15
Q

ANSI/SCTE 161 2009

A

Drop Amplifiers

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16
Q

Bonding option 6

A

Grounded interior metal cold water piping system

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17
Q

Digital 256 QAM Minimum level at CPE

A

-8 dBmV

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18
Q

Legacy drop installations can forgo a drop clamp only if this is done properly.

A

2-4-4

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19
Q

How many splices are allowed in a new aerial drop installation?

A

Zero

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20
Q

Bonding option 4

A

grounded metal conduit if the power mast, or the metal conduit between the power meter and the circuit breaker cabinet

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21
Q

Underground drop cable restorations requiring splicing must allow only ______
in any cable longer than 60 feet and not crossing a driveway

A

two splices

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22
Q

What must be in amplifiers with a passive port to prevent ingress in the event DC power is removed?

A

a mechanism to properly terminate the internally amplified legs.

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23
Q

BER Post-FEC Minimum Threshold at CPE

A

<1.0E-09

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24
Q

max length of jumper between wall plate and cpe

A

6 feet

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25
Q

drop clearance from power at the house

A

12 inches

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26
Q

ANSI/SCTE 123 2011

A

F-Connectors minimum mechanical and electrical specs

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27
Q

The bonding wire attachment must accommodate wire sizes from

A 
#6 AWG to #14
AWG solid copper
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28
Q

outside entry holes must be sealed with

A

RTV sealant

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29
Q

When using bonding option 6, if a water meter is present, what is needed?

A

6 AWG copper wire to jump across meter

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30
Q

cable clips must be spaced every _ to _ inches horizontally

A

18 to 24 inches

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31
Q

What should a temporary drop run along to prevent tripping or entanglement?

A

an existing fence line

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32
Q

What is required to be installed over the drop cable where it enters house?

A

an outside feed-through bushing

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33
Q

what part of floor/ceiling joist span is prohibited from drilling through?

A

the middle one-third

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34
Q

What should be done before to drop before installing a connector

A

Disconnect drop from live plant to minimize inadvertent injection of noise

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35
Q

the grounding conductor is made of

A

solid copper

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36
Q

All new underground installations and cable replacements must have the cable installed in

A

an approved conduit

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37
Q

grounding conductor for bonding Series-11 or QR-320 drop cable.

A

6 AWG

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38
Q

All new drop installations must used these for dead-ending messengered drop cable.

A

approved drop clamps

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39
Q

ANSI/SCTE 129 2007

A

Drop Passives: Bonding Blocks

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40
Q

Bonding option 1B

A

the structure’s grounding bridge

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41
Q

length of grounding conductor or ground wire shall not exceed ____ in length.

A

20 feet

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42
Q

All unused tap ports must be terminated using

A

locking terminators with internal 75-

ohm resistors

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43
Q

drop clearance from phone at the house

A

6 inches

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44
Q

Passive Devices that must be replaced

A

 Any splice or passive device that appears corroded, that is moist or wet inside, or that shows
any other signs of moisture contamination; in such cases, the connector as well as the
device it was connected to shall be replaced
 Any splitter or passives with a bandwidth of less than 1,002 MHz (1 GHz)
 Any splitter or passives that do not support a minimum return bandwidth of 5 MHz to 42 MH

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45
Q

Connectors that must be replaced:

A

 All hex-crimp type connectors
 All screw-on type connectors (i.e. connectors that thread onto the drop cable)
 All push-on type connectors
 All external non-weather-tight connectors must be replaced or weather proofed
o Thread sealing sleeves of the appropriate length must be installed onto all external
connections including inside pedestals and service distribution enclosures.
 All connectors that are corroded, moist or wet inside, have a black center conductor, or show
other signs of moisture contamination inside the connector

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46
Q

ANSI

A

American National Standards Institute

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47
Q

Bonding option 3

A

directly to the power company grounding electrode (ground rod)

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48
Q

For mobile home installations, the enclosure must be mounted to what?

A

service pole

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49
Q

Cable used for underground installations must have what type of jacket?

A

polyethylene (PE)

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50
Q

Legacy STB Upstream Power Maximum Level

A

57 dBmV

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51
Q

Underground drop cable must extend a minimum of ___above the tap at the
pedestal or vault.

A

12 inches

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52
Q

Analog Video Maximum Level at CPE

A

15 dBmV

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53
Q

Clip guns must use what to prevent crushing the cable?

A

half-round plastic insert

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54
Q

drop clearance over residential driveways not subject to truck traffic

A

11.5 feet

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55
Q

This feature is required and allows amplifiers to be powered via one of the connected output drop cables.

A

Remote Powering

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56
Q

In an aerial installation, the length of a trap/filter which is installed on a tap must not
exceed

A

the length of a locking terminator

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57
Q

drop clearance above all points above a flat roof

A

10.5 feet

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58
Q

drop clearance from power at mid-span

A

24 inches

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59
Q

In an underground installation, what must be used between the tap port and the
trap?

A

a jumper

60
Q

NESC

A

National Electrical Safety Code

61
Q

F-81 indoor splice connectors must have at least one end with the threads all the way to the base of the port to accommodate:

A

panel nuts and mounting to wall plates

62
Q

. If a cable is damaged under a sidewalk or driveway, new cable must be
placed for that portion and must be spliced a minimum of ___ from the edge of
the sidewalk or driveway.

A

12 inches

63
Q

what 2 tags must be placed on every aerial drop?

A

drop address tag

service tag

64
Q

When routing the underground drop parallel to lot lines, routing must stay

A

4 feet away from those lines

65
Q

All connections, EXCEPT those on Customer Premises Equipment (CPE), must be
wrench-tightened to a minimum of

A

20 inch-pounds

66
Q

ANSI/SCTE 153 2008

A

Drop Passives: Splitters, Couplers and Power Inserters

67
Q

after finishing work, all pedestals must be

A

closed and locked

68
Q

to use Bonding option 6, the bond must be made within ___ feet of where the metal underground pipe enters the structure

A

5

69
Q

The drop cable must be tensioned to match

A

the sag of the power drop

70
Q

To prevent water damage, all exterior entry must be drilled

A

so the outside of the hole is slightly lower than the hole on the inside of the wall

71
Q

to use cold water pipe as a bonding option, a VOM must measure a resistance of less than___ between bonding point and common house ground

A

25 Ohms

72
Q

Amplification on the forward path must be

A

unity gain

73
Q

What must be done to a locking terminator if a drop is parked on the bottom of it?

A

it must be sealed to prevent moisture contamination

74
Q

Underground drop cables routed down a pole must have physical protection, cable guard or conduit, to a point at least ______ below ground.

A

8 inches

75
Q

Why must extra cable be left at splice locations at sidewalks and driveways?

A

to prevent pull-out caused by frost heaving.

76
Q

Underground drop cable restorations requiring splicing must allow only ____
in any cable section between driveways (independent of length).

A

TWO splices

77
Q

Entry holes in mobile homes must be

A

through floor only.

78
Q

why must amplifier power supply transformers have a mounting tab?

A

to secure the device to a wall outlet

79
Q

ANSI/SCTE 74 2003

A

Specification for Braided 75 ohm Coax Drop Cable

80
Q

Type of cable to use in environmental air handling plenums and ducts.

A

CATVP

81
Q

target completion time frame to bury drop after temporary drop is installed?

A

No later than 30 days

82
Q

All underground drops that must be replaced

A

 All underground drop cables with copper braid wires
 All underground drop cables that have a solid dielectric material
 All underground drop cables that do not have an underground flooding compound applied to
the braid
 All underground drop cables that do not have the inner foil bonded to the dielectric
 All underground drop cables that do not have a polyethylene (PE) jacket
 All underground drop cables where the number of splices between the tap and the grounding
point at the house or building entrance exceeds the requirements

83
Q

aerial drop routing must follow what, wherever possible?

A

power service drop

84
Q

Upstream SNR Minimum Level

A

31 dB

85
Q

requirements for mounting wall plates

A

same height as the electrical outlets and no closer than 6 inches from any electrical outlet

86
Q

drop clearance above roofs not accessible to pedestrians

A

3 feet

87
Q

Why must wall plates have a 7/16-inch hex recess molded into the wall plate?

A

to hold the F-81 and prevent it from turning

88
Q

minimum climbing space from the center of the pole that must be maintained at all times.

A

30-inch square

89
Q

Downstream SNR Minimum Level

A

35 dB

90
Q

BER Pre-FEC Minimum Threshold at CPE

A

<1.0E-07

91
Q

Bonding option 1A

A

6 AWG copper stub

92
Q

What is only location span clamp can be attached to?

A

the strand

93
Q

the order of connection in for a mid-span drop

A

pole to the mid-span point, and then to the house

94
Q

minimum diameter of drip loop half circle from drop cable grip to the strand

A

5 inches

95
Q

MER 256 QAM Minimum Threshold at CPE

A

35 dB

96
Q

Underground drop cables routed down a pole must have physical protection, cable guard or conduit, to a point at least ______above ground.

A

8 feet

97
Q

Drop clearance over roads, streets, alleys; nonresidential driveways ; parking lots and other areas subject to truck traffic

A

18 feet

98
Q

drop clearance from phone at the pole

A

12 inches

99
Q

Only as a last resort, drilling of a foundation will require

A

Supervisor approval

100
Q

Underground drop cable restorations requiring splicing must allow only ____ splice in any cable shorter than 60 feet and not crossing a drive way.

A

ONE

101
Q

Cutting blades in all drop cable prep tools shall be replaced

A

monthly

102
Q

What must each locking terminator have inside?

A

an internal 75-ohm resistor to terminate the signal

103
Q

F-81 drop splice barrel connectors must have a non-threaded area at the base to accommodate what?

A

weatherproofing devices

104
Q

conduit for underground drops must be buried to a minimum of

A

8 inches

105
Q

All amplifiers must have ___ or ___ ports including the passive port

A

5 or 9

106
Q

grounding conductor for bonding Series-6 drop cable

A

12 AWG

107
Q

Underground drop cable must extend a minimum of ___ past the ground block at the house for installation

A

12 inches

108
Q

All F-connectors must be

A

compression-type with 360-degree retention of the cable

109
Q

span clamps must NEVER be placed over what?

A

lashing wire

110
Q

F-ports must have a non-threaded area at the base of the port to accommodate

A

weatherproofing devices

111
Q

Cables used for aerial installations must have what?

A

an integral self-supporting strength

member. (messenger)

112
Q

Digital 256 QAM Maximum level at CPE

A

10 dBmV

113
Q

When is Series-11 or QR-320 cable permissible?

A

only for aerial drops greater than 150 feet in
length in situations where its use will improve RF forward signal levels to within
acceptable ranges as defined in Section 9 of this standard, and will therefore eliminate
the need for RF signal amplification in the home.

114
Q

How often should compression tools be inspected?

A

monthly

115
Q

Cable used for underground installations must have what on the braid wires?

A

a flowing, self-healing flooding compound

116
Q

All passive and active equipment shall support a minimum return bandwidth of

A

5 MHz

to 42 MHz

117
Q

All underground drop bores and installations shall comply with:

A

national, state, and local laws.

118
Q

The protective conduit or molding for underground drops must extend at least_____below ground at the house.

A

8 inches

119
Q 
all underground drops emerging from the ground must have
physical protection (cable guard or conduit) to a point at least\_\_\_\_
A

4 feet above ground or until reaching the service enclosure location at the house.

120
Q

Bonding option 5

A

metallic meter cabinet

121
Q

All passive and active equipment shall support a minimum forward bandwidth of

A

54

MHz to 1,002 MHz (1 GHz)

122
Q

Max length for Series-6 drop cable

A

150 feet

123
Q

F-connectors on all Comcast-provided CPE must be securely tightened to

A

maximum of 10 inch-pounds

124
Q

For taps in a pedestal where the pedestal is not large enough to attach the
disconnected drop to the Locking Terminator and still maintain the minimum bend
radius of the cable, use a

A

drop saver plug-type device or approved encapsulating

device

125
Q

How many splices are allowed in a temporary aerial drop restoration?

A

TWO

126
Q

Aerial drops that must be replaced

A

 All non-messenger aerial drop cables
 All Series 59 size aerial drop cables
 Aerial drop cables that have a splice between the tap and bonding location
 All aerial drop cables with copper braid wires
 All aerial drop cables that have a solid dielectric material
 All aerial drop cables that do not have the inner foil bonded to the dielectric
 All aerial drop cables that exhibit significant physical damage

127
Q

ANSI/SCTE 02 2006

A

Specification for “F” Port, Female, Indoor

128
Q

Analog Video Minimum Level at CPE

A

0 dBmV

129
Q

What siding material needs to be drilled from the inside out?

A

Wood Siding

130
Q

what must be done to unused ports on a splitters?

A

install a terminator with a 75-ohm resistor

131
Q

max degree loop for cables at service enclosure

A

270 degrees

132
Q

drop clearance from power at the pole

A

40 inches

133
Q

If power service equipment is not within 30 feet of the mobile home, what should technician bond to?

A

grounded metal I-beam underneath the mobile home.

134
Q

Upstream Ingress Maximum Threshold

A

-30 dBmV

135
Q

How many bonding options are available at fixed dwellings?

A

6

136
Q

To prevent cable damage, these must be used over hardline cable
everywhere the hardline cable is lashed up to the strand and is close to the span
clamp location

A

cable guards

137
Q

What needs installed in a floor entry hole before inserting cable in mobile homes?

A

a wall bushing

138
Q

All aerial drops must meet the requirements of what NEC article?

A

Article 820 of the National Electrical

Code (NEC)

139
Q

drop clearance above sidewalks or other pedestrian traffic areas

A

10 feet

140
Q

Cables used for aerial installations must have what on the braid wire?

A

a non-flowing flooding compound

141
Q

PE cable jacket

A

Polyethylene cable jacket

142
Q

ANSI/SCTE 01 2006

A

Specification for “F” Port, Female, Outdoor

143
Q

If there is

no power drop reference, the drop cable must be tensioned for a minimum of

A

6 inches of sag for every 50 feet in length

144
Q

what must be removed between the house hook and the groundblock?

A

messenger wire

145
Q

aerial drops must not interfere with what at the pole?

A

climbing space

2018 MM (59 decks)

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