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BICSI RCDD V14 > CHAPTER 5 > Flashcards

CHAPTER 5 Flashcards

1
Q

ACCESS POINT

A
  1. THE POINT OF ENTRY INTO A SECURE AREA.
  2. A STAND-ALONE HARDWARE OR DEVICE OR A COMPUTER WIRELESS ADAPTER WITH SOFTWARE THAT ACTS AS A WIRELESS COMMUNICATION HUB FOR USERS OF WIRELESS DEVICES TO CONNECT WITH EACH OTHER AND TO BRIDGE THOSE DEVICES TO THE CABLED PORTION OF THE NETWORK.

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2
Q

ADA

A

AMERICANS WITH DISABILITIES ACT

A U.S. FEDERAL LAW ENACTED IN 1990 THAT GUARANTEES EQUAL CIVIL RIGHTS FOR PEOPLE WITH DISABILITIES, ENSURING THAT INDIVIDUALS WITH DISABILITIES HAVE ACCESS TO OR MAY USE PUBLIC ENTITIES AND GOVERNMENT BUILDINGS. THESE LAWS AFFECT TELECOMMUNICATIONS CABLING, INFRASTRUCTURE, DESIGN, AND INSTALLATION

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3
Q

AHJ

A

AUTHORITY HAVING JUSRISDICTION

THE BUILDING OFFICIAL, ELECTRICAL INSPECTOR, FIRE MARHAL, OR OTHER INDIVIDUALS OR ENTITIES RESPONSIBLE FOR INTERPRETATION AND ENFORCEMENT OF LOCAL BUILDING AND ELETRICAL CODES.

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4
Q

ALTERNATING CURRENT

A

A CURRENT FLOW THAT ALTERNATES PERIODICALLY IN MAGNITUDE AND DIRECTION.

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5
Q

CP

A

CONSOLODATION POINT

AN INTERCONNECTION POINT WITHIN THE HORIZONTAL CABLING SYSTEM.

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6
Q

EF

A

ENTRANCE FACILITY

AN ENTRANCE TO A BUILDING FOR BOTH PUBLIC AND PRIVATE NETWORK SERVICE CABLES, INCLUDING WIRELESS, MECHANICAL, AND ELECTRICAL SERVICES, AND THE ENTRANCE POINT AT THE BUILDING WALL, AND CONTUNUING TO THE ENTRANCE ROOM OR SPACE. ALSO CALLED A SERVICE ENTRANCE.

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7
Q

EMI

A

ELECTROMAGNETIC INTERFERENCE

RADIATED OR CONDUCTED ELECTROMAGNETIC ENERGY THAT HAS AN UNDESIREABLE EFFECT ON ELECTRONIC EQUIPMENT OR SIGNAL TRANSMISSIONS.

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8
Q

MUTOA

A

MULTIUSER TELECOMMUNICATIONS ASSMEBLY

A GROUPING IN ONE LOCATION OF SEVERAL TELECOMMUNICATIONS OUTLETS/TELECOMMUNICATIONS CONNECTORS.

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9
Q

PON

A

PASSIVE OPTICAL NETWORK

A POINT-TO-MULTIPOINT NETWORK ARCHITECTURE IN WHICH UNPOWERED OPTICAL SPLITTERS ARE USED TO ENABLE A SINGLE OPTICAL FIBER STRAND TO SERVE MULTIPLE END-POINTS.

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10
Q

TELECOMMUNICATIONS OUTLET BOX

A

A HOUSING USED TO HOLD TELECOMMUNICATIONS OUTLETS/CONNECTORS.

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11
Q

TELECOMMUNICATIONS OUTLET/CONNECTOR

A

A CONNECTING DEVICE IN THE WORK AREA ON WHICH HORIZONTAL CABLING TERMINATES.

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12
Q

TP

A

TRANSITION POINT

A LOCATION IN THE HORIZONTAL CABLING WHERE FLAT UNDERCARPET CABLE CONNECTS TO ROUND CABLE.

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13
Q

UTC

A

UNDERCARPET TELECOMMUNICATIONS CABLE

FLAT, LOW-PROFILE CABLING DESIGNED TO BE INSTALLED DIRECTLY ON THE SURFACE OF A FLOOR AND COVERED WITH CARPET OR TILES.

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14
Q

VOIP

A

VOICE OVER INTERNET PROTOCOL

A SYSTEM IN WHICH VOICE SIGNALS ARE CONVERTED TO PACKETS AND TRANSMITTED OVER A NETWORK USING TRANSMISSION CONTROL PROTOCOL/INTERNET PROTOCOL.

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15
Q

WLAN

A

WIRELESS LOCAL AREA NETWORK

A LAN THAT FUNCTIONS WIRELESSLY BETWEEN THE CLIENT AND A WIRELESS ACCESS POINT. MOST MODERN WLANs ARE BASED ON IEEE 802.11 STANDARDS, MARKETED UNDER THE WI-FI NAME

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16
Q

NAME 3 COMPONENTS OF A HORIZONTAL DISTRIBUTION SYSTEM.

A
  1. HORIZONTAL CABLING
  2. HORIZONTAL PATHWAYS SUPPORTING THE HORIZONTAL CABLING
  3. TELECOMMUNICATIONS SPACES THAT SUPPORT THE HORIZONTAL PATHWAYS.

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17
Q

TRUE OR FALSE

THE USE OF THE TERM ‘HORIZONTAL’ IN THE NAME OF AN ELEMENT REQUIRES THE ELEMENT TO BE PLACES OR INSTALLED PARALLEL TO THE GROUND FLOOR.

A

FALSE. THE USE OF THE TERM DOES NOT REQUIRE THE ELEMENT TO BE PLACES OR INSTALLED PARALLEL TO THE GROUND.

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18
Q

HOW ARE HORIZONTAL PATHWAYS USED?

A

TO DISTRIBUTE, SUPPORT, AND PROVIDE ACCESS TO HORIZONTAL CABLING AND IT’S ASSOCIATED CONNECTING HARDWARE BETWEEN THE TELECOMMUNICATIONS OUTLETS/CONNECTORS AND THE HC (FD), TYPICALLY LOCATED IN THE ER,TR, OR TE

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19
Q

WHAT IS HORIZONTAL CABLING?

A

THE MEDIA CONTAINED WITHIN HORIZONTAL PATHWAYS.

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20
Q

WHAT IS THE PURPOSE OF CONTINUOUS HORIZONTAL PATHWAY?

A

TO PROVIDE UNINTERRUPTED SUPPORT AND MANAGEMENT OF TELECOMMUNICATIONS CABLING.

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21
Q

WHAT IS NON-CONTINUOUS HORIZONTAL PATHWAY?

A

THE SPACE BETWEEN CABLE SUPPORTS THROUGH WHICH CABLES ARE PLACED BETWEEN PHYSICAL SUPPORTS OR CONTAINMENT COMPONENTS

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22
Q

NAME 4 APPLICATIONS THAT CAN BE SUPPORTED BY HORIZONTAL CABLING SYSTEMS.

A
  1. VOICE SERVICES
  2. DATA SERVICES
  3. AUDIO AND VIDEO SERVICES
  4. BUILDING SIGNALING SYSTEMS

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23
Q

TRUE OR FALSE

HORIZONTAL CABLING IS OFTEN LESS ACCESSIBLE THA BACKBONE CABLING.

A

TRUE. HORIZONTAL CABLING IS OFTEN LESS ACCESSIBLE THAN BACKBONE CABLING. AS A RESULT, MAKING CHANGES CAN BECOME TIME INTENSIVE AND EXPENSIVE.

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24
Q

WHAT IS THE REQUIRED TOPOLOGY FOR HORIZONTAL CABLING?

A

PHYSICAL STAR TOPOLOGY

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25
Q

NAME 3 EXCEPTIONS TO THE REQUIREMENT TO USE A PHYSICAL STAR TOPOLOGY FOR HORIZONTAL CABLING.

A
  1. A CP OR MUTOA IS USED TO CONNECT TO OPEN OFFICE CABLING.
  2. A TP IS REQUIRED TO CONNECT TO UNDERCARPET CABLING.
  3. CENTRALIZED OPTICAL FIBER CABLING IS IMPLEMENTED FROM THE MC (CD) TO THE WORK AREAS.

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26
Q

WHAT IS THE MINIMUM CONFIGURATION FOR A HORIZONTAL CABLING SYSTEM?

A

TWO TELECOMMUNICATIONS OUTLETS/CONNECTORS IN THE WORK AREA, ONE FOR TELEPHONY AND ONE FOR DATA.

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27
Q

WHAT IS THE TRANSMISSION CHANNEL WITHIN A HORIZONTAL CABLING SYSTEM?

A

THE END-TO-END TRANSMISSION PATH BETWEEN TWO POINTS AT WHICH APPLICATION-SPECIFIC EQUIPMENT IS CONNECTED.

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28
Q

NAME THE 3 ELEMENTS OF THE TRANSMISSION CHANNEL.

A
  1. THE PERMANENT LINK CABLING
  2. REQUIRED PATCH, EQUIPMENT, AND INTERCONNECTION CORDS
  3. THE CONNECTION POINTS

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29
Q

WHAT IS THE MAXIMUM NUMBER OF CONNECTION POINTS THAT ARE ALLOWED IN THA CHANNEL MODEL?

A

A MAXIMUM OF 4 CONNECTION POINTS

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30
Q

NAME THE 4 TYPES OF CONNECTION POINTS ALLOWED IN THE CHANNEL MODEL.

A
  1. TELECOMMUNICATIONS OUTLETS/CONNECTORS OR MUTOAs
  2. CONNECTOR OF THE FIRST UNIT OF CONNECTING HARDWARE AT THE HC (FD).
  3. CP CONNECTOR (OPTIONAL)
  4. CONNECTOR OF THE SECOND UNIT OF CONNECTING HARDWARE AT THE HC (FD).

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31
Q

WHAT IS THE PERMANENT LINK?

A

THE CABLING THAT EXTENDS FROM THE HC (FD) TO THE TELECOMMUNICATIONS OUTLET/CONNECTOR.

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32
Q

WHAT IS THE MAXIMUM NUMBER OF CONNECTION POINTS PERMITTED IN A PERMANENT LINK?

A

NO MORE THAN 3 CONNECTION POINTS

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33
Q

WHAT IS THE MAXIMUM NUMBER OF CONSOLODATION POINTS PERMITTED WITHIN A PERMANENT LINK?

A

NO MORE THAN 1 CP

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34
Q

HOW DOES THE CROSS-CONNECTION METHOD CONNECT ACTIVE EQUIPMENT TO THE HORIZONTAL CABLING SYSTEM?

A

CROSS-CONNECTION IS A METHOD WHERE TWO CONNECTING HARDWARE UNITS ARE LINKED BY PATCH CORDS OR CROSS-CONNECTED JUMPERS AND USED TO CONNECT ACTIVE EQUIPMENT TO THE HORIZONTAL CABLING SYSTEM.

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35
Q

WHAT TERM IS USED TO DESCRIBE THE PASSIVE CONNECTION OF CABLING SEGMENTS OF THE HORIZONTAL AND BACKBONE SYSTEMS?

A

CROSS-CONNECTIONS.

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36
Q

HOW DOES AN INTERCONNECTION CONNECT HORIZONTAL CABLING TO ACTIVE EQUIPMENT?

A

THE HORIZONTAL CABLE IS TERMINATED ON THE CONNECTING HARDWARE AND AN EQUIPMENT CORD IS USED TO INTERCONNECT THE CONNECTING HARDWARE TO THE ACTIVE EQUIPMENT.

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37
Q

NAME 2 BENEFITS OF USING AN INTERCONNECTION VS A CROSS-CONNECTION.

A
  1. NO NEED TO USE THE SECOND UNIT OF CONNECTING HARDWARE AND ADDITIONAL PATCH CORD ASSEMBLY IN THE HORIZONTAL CABLING SYSTEM.
  2. THE SAVING OF VALUABLE WALL OR RACK/CABINET MOUNTING SPACE.

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38
Q

WHEN ARE INTERCONNECTIONS ALLOWED IN THE HC (FD)?

A

ONLY WHEN THE CENTRALIZED OPTICAL FIBER TOPOLOGY IS USED

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39
Q

WHY ARE APPLICATION SPECIFIC DEVICES REQUIRED TO BE KEPT EXTERNAL TO THE HORIZONTAL CABLING SYSTEM?

A

KEEPING APPLICATION SPECIFIC DEVICES EXTERNAL TO THE HORIZONTAL CABLING SYSTEM FACILITATES THE USE OF CABLING FOR GENERIC NETWORK AND SERVICE REQUIREMENTS.

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40
Q

WHY IS UTC NOT RECOMMENDED FOR USE IN TELECOMMUNICATIONS SYSTEMS?

A

BECAUSE A NUMBER OF NEGATIVE ASPECTED RELATED TO PERFORMANCE..

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41
Q

WHAT ARE THE 2 COMPONENTS OF A UTC SYSTEM?

A
  1. UTC CABLING
  2. TP WHERE THE UTC CABLING CONNECTS TO THE HORIZONTAL CABLING.

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42
Q

WHAT IS A BRIDGED TAP?

A

A METHOD THAT WAS WIDELY USED IN THE PAST TO DIVIDE ONE PHYSICAL COMMUNICATIONS LINE INTO SEVERAL CABLING PATHS TO SUPPORT MULTIPLE ANALOG SUBSCRIBER DEVICES.

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43
Q

WHY ARE BRIDGED TAPS NOT ALLOWED IN ANY BALANCED TWISTED-PAIR SYSTEM?

A

BECASUE OF THE SIGNIFICANT RISK OF DECREASED PERFORMANCE

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44
Q

IF A BRIDGE TAP IS REQUIRED TO SUPPORT AN ANALOG SIGNAL IN A SPECIFIC WORK AREA, HOW SHOULD IT BE INSTALLED?

A

BY USE OF AN ADAPTER PLACED EXTERNAL TO THE PERMANENT LINK WORK AREA CONNECTOR

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45
Q

TRUE OR FALSE

SPLICING IS NOT GENERALLY PERMITTED WITHIN THE CABLING SYSTEM.

A

TRUE. SPLICING IS NOT GENERALLY PERMITTED WITHIN THE HORIZONTAL CABLING SYSTEM.

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46
Q

WHEN IS SPLICING PERMITTED WITHIN A HORIZONTAL CABLING SYSTEM?

A

WHEN JOINING THE OPTICAL FIBER CABLING TO SINGLE-ENDED CORDS TO ACCOMPLISH CONNECTION TO THE CONNECTING HARDWARE IN THE HC (FD) AND TELECOMMUNICATIONS OULTET.

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47
Q

WHAT CATEGORIES OF FOUR-PAIR BALANCED TWISTED-PAIR CABLING AND CORRESPONDING CONNECTING HARDWARE ARE ALLOWED IN HORIZONTAL CABLING SYSTEMS?

A

-CATEGORY 5e
-CATEGORY 6
-CATEGORY 6A
-CATEGORY 7
-CATEGORY 7A
-CATEGORY 8

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48
Q

WHAT TYPES OF MULTIMODE OPTICAL FIBER CABLE AND CONNECTORS ARE ALLOWED IN HORIZONTAL CABLING SYSTEMS?

A

-OM3
-OM4
-OM5

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49
Q

WHAT TYPES IF SINGLEMODE OPTICAL FIBER CABLE AND CONNECTORS ARE ALLOWED IN HORIZONTAL CABLING SYSTEMS?

A

-OS1a
-OS2

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50
Q

WHAT IS THE MAXIMUM PERMITTED LENGTH WITHIN A PERMANENT LINK?

A

90m (295’)

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51
Q

WHAT IS THE MAXIMUM PERMITTED LENGTH FOR A 24AWG BALANCED TWISTED-PAIR CORD THAT IS USED WITHIN A CHANNEL BOT NOT WITHIN THE PERMANENT LINK?

A

5m (16.5’)

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52
Q

WHAT IS THE MAXIMUM PERMITTED LENGTH FOR A 26AWG BALANCED TWISTED-PAIR CORD THAT IS USED WITHIN A CHANNEL BUT NOT WITHIN THE PERMANENT LINK?

A

3.96m (13’)

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53
Q

WHAT IS THE PURPOSE OF PROVIDING CABLE SLACK IN A HORIZONTAL CABLING SYSTEM?

A

TO ENABLE THE POSSIBLITY OF FUTURE CHANGES IN THE HORIZONTAL CABLING SYSTEM CONFIGURATION

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54
Q

HOW MUCH SLACK IS RECOMMENDED FOR BALANCED TWISTED-PAIR CABLING THAT IS TERMINATED IN THE TR?

A

SUFFICIENT TO REACH THE FARTHEST CORNER OF THE TR VIA THE PATHWAYS PLUS THE DISTANCE FROM FLOOR TO CEILING WITHOUT EXCEEDING 90m (295’) LIMITATION.

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55
Q

HOW MUCH CABLE SLACK IS RECOMMENDED FOR OPTICAL FIBER CABLING THAT IS TERMINATED IN THE TR?

A

SUFFICIENT TO REACH THE FARTHEST CORNER OF THE TR VIA THE PATHWAYS PLUS THE DISTANCE FROM FLOOR TO CEILING AND AN ADDITIONAL 3m (10’) OF SLACK FOR STORAGE INSIDE HARDWARE WITHOUT EXCEEDING THE 90m (295’) LIMITATION

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56
Q

HOW MUCH CABLE SLACK IS RECOMMENDED FOR BALANCED TWISTED-PAIR CABLING THAT IS TERMINATED IN A WORK AREA?

A

.3m (1’)

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57
Q

HOW MUCH CABLE SLACK IS RECOMMENDED FOR OPTICAL FIBER CABLING THAT IS TERMINATED IN A WORK AREA?

A

1m (3.3’)

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58
Q

WHAT ARE WORK AREAS?

A

SPACES IN A BUILDING WHERE OCCUPANTS NORMALLY WORK AND INTERACT WITH THEIR TELECOMMUNICATIONS EQUIPMENT

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59
Q

NAME 4 COMPONENTS THAT ARE TYPICALLY USED TO ACCOMMODATE THE EQUIPMENT IN A WORK AREA.

A
  1. TELECOMMUNICATIONS OUTLET/CONNECTOR
  2. WORK AREA EQUIPMENT CORDS
  3. MUTOAs AND CPs
  4. WAPs

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60
Q

NAME THE 2 KEY ELEMENTS OF OPEN OFFICE CABLING.

A
  1. MUTOA
  2. CP

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61
Q

WHAT TERM DESCRIBES A CONNECTING DEVICE IN THE WORK AREA ON WHICH HORIZONTAL CABLING TERMINATES?

A

TELECOMMUNICATIONS OUTLET/CONNECTOR

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62
Q

IN MOST CASES, WHAT TYPE OF CONNECTOR IS REQUIRED FOR TERMINATING 4-PAIR BALANCED TWISTED-PAIR CABLING?

A

8P8C-TYPE MODULAR CONNECTOR

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63
Q

NAME THE 3 MOST COMMON MULTIMODE AND SINGLEMODE OPTICAL FIBER CONNECTORS.

A
  1. SC
  2. ST
  3. LC

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64
Q

WHAT IS THE MIMNIMUM NUMBER OF TELECOMMUNICATIONS OUTLETS REQUIRED FOR EACH WORK AREA?

A

1 OUTLET WITH A MINIMUM OF 2 RECOGNIZED CONNECTORS PER OUTLET.

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65
Q

WHAT SIZE TELECOMMUNICATIONS OUTLET BOX IS REQUIRED TO ACCOMODATE ONE OR TWO 1” CONDUITS?

A

4” X 4” X 2.25”

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66
Q

THE WORK AREA TELECOMMUNIATIONS OUTLET SHALL BE LOCATED WITHIN _____ OF AN ELECTRICAL OUTLET.

A

1m (3.3’)

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67
Q

WHAT IS THE PURPOSE OF A MUTOA?

A

TO CONNECT MORE THAN ONE USER TO THE HORIZONTAL CABLING SYSTEM.

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68
Q

WHAT IS THE MAXIMUM NUMBER OF WORK AREAS THAT CAN BE SERVED BY ONE MUTOA?

A

12

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69
Q

THE USE OF A MUTOA CABLING DESIGN OPTION ALLOWS WORK AREA EQUIPMENT CORDS TO EXTEND BEYOND _______.

A

5m (16.5’)

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70
Q

DO NOT USE 24AWG WORK AREA EQUIPMENT CORDS WITH LENGTHS THAT EXCEED _______.

A

22m (72’)

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71
Q

WHAT IS THE TOTAL LENGTH OF A BALANCED TWISTED-PAIR CHANNEL WHEN USING A MUTOA?

A

100m (328’)

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72
Q

WHY SHOULD MUTOAs BE INSTALLED 15m (49’) FROM THE HC (FD) WHEN BALANCED TWISTED-PAIR CABLING IS USED?

A

TO MINIMIZE THE EFFECTS OF MULTIPLE CONNECTIONS IN CLOSE PROXIMITY ON NEAR-END CROSSTALK LOSS AND RETURN LOSS

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73
Q

WHAT IS THE FUNCTIONAL DIFFERENCE BETWEEN A CP AND A MUTOA IN THE OPEN OFFICE ENVIRONMENT?

A

THE CP INTRODUCES AN ADDITIONAL CONNECTION FOR EACH HORIZONTAL CABLING RUN.

TDMM: PAGE 5-29

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74
Q

NAME 4 SPACES WHERE CAN BE LOCATED IF PERMITTED BY CODES, STANDARDS, AND REGULATIONS.

A
  1. SUSPENDED CEILINGS
  2. ACCESS FLOORS
  3. MODULAR OFFICE FURNITURE
  4. WORK AREA

TDMM: PAGE 5-30

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75
Q

HOW MANY CPs ARE PERMITTED IN THE SAME HORIZONTAL CABLE RUN?

A

NO MORE THAN 1

TDMM: PAGE 5-31

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76
Q

WHICH CP LAYOUT OFFERS THE HIGHEST DEGREE OF FLEXIBILITY?

A

CPs LOCATED ON ALL COLUMNS

TDMM: PAGE 5-32, TABLE 5.2

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77
Q

WHICH CP LAYOUT OFFERS THE LOWEST DEGREE OF FLEXIBILITY?

A

CPs LOCATED ON COLUMNS CLOSE TO THE BUILDING CORE

TDMM: PAGE 5-32, TABLE 5.2

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78
Q

HOW EASILY DO CPs LOCATED IN A CHECKERBOARD ORDER ACCOMMODATE CHANGE?

A

YES. CHANGES ARE EASILY ACCOMMODATED WHEN CPs ARE LOCATED IN A CHECKERBOARD ORDER.

TDMM: PAGE 5-32, TABLE 5.2

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79
Q

WHICH TYPE OF CP LAYOUT DOES NOT ACCOMODATE CHANGES EASILY?

A

CPs LOCATED CLOSE TO THE BUILDING CORE DO NOT ACCOMODATE CHANGES EASILY.

TDMM: PAGE 5-32, TABLE 5.2

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80
Q

WHAT TYPE OF CP LAYOUT TENDS TO USE THE SHORTEST WORK AREA EQUIPMENT CORDS?

A

CPs LOCATED ON ALL COLUMNS TEND TO HAVE THE SHORTEST WORK AREA EQUIPMENT CORDS.

TDMM: PAGE 5-32, TABLE 5.2

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81
Q

WHICH CP LAYOUT TENDS TO HAVE THE LOWEST DEPLOYMENT COSTS?

A

CPs LOCATED CLOSE TO THE BUILDING CORE TEND TO HAVE THE LOWEST DEPLOYMENT COSTS RELATIVE TO OTHER CONFIGURATIONS.

TDMM: PAGE 5-32, TABLE 5.2

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82
Q

WHAT IS A WLAN AP?

A

NETWORK DEVICE LOCATED IN AREAS OF A BUILDING OR CAMPUS AND PLACED IN RELATIVELY CLOSE PROXIMITY TO WHERE USERS INTERACT WITH THEIR WIRELESS ENABLED NETWORK DEVICES.

TDMM: PAGE 5-36

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83
Q

THE HDBASET ALLIANCE CREATED A POWER OVER HDBASET (PoH) STANDARD THAT DELIVERS A MAXIMUM OF ___W OVER FOUR PAIRS.

A

95W

TDMM: PAGE 5-37

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84
Q

WHAT ARE THE LEVELS OF SPECIFICATIONS FOR HDBASET?

A

HDBASET 1.0 AND HDBASET 2.0, WHICH HAVE THE SAME POWER SPECIFICATIONS.

TDMM: PAGE 5-37

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85
Q

WHAT IS THE MAXIMUM POWER AT THE SOURCE FOR POE TYPE 1?

A

15.40 W

TDMM: PAGE 5-37, TABLE 5.3

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86
Q

WHAT IS THE MAXIMUM CURRENT PER CONDUCTOR FOR POE TYPE 2?

A

300 mA

TDMM: PAGE 5-37, TABLE 5.3

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87
Q

WHAT IS THE MAXIMUM CURRENT PER PAIR FOR POE TYPE 3?

A

600 mA

TDMM: PAGE 5-37, TABLE 5.3

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88
Q

WHAT IS THE MAXIMUM POWER AT THE SOURCE FOR POE TYPE 4?

A

100 W

TDMM: PAGE 5-37, TABLE 5.3

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89
Q

WHAT IS THE MAXIMUM CURRENT PER PAIR FOR POH?

A

1000 mA

TDMM: PAGE 5-37, TABLE 5.3

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90
Q

WHAT IS THE MAXIMUM OPERATING TEMPERATURE FOR CABLING?

A

60 °C (140 °F)

TDMM: PAGE 5-37

91
Q

WHAT CABLE JACKET TEMPERATURE RATING IS RECOMMENDED FOR CABLING THAT WILL BE USED IN BAS/BMS?

A

75 °C (167 °F)

TDMM: PAGE 5-40

92
Q

WHAT IS THE MINIMUM RECOMMENDED CATEGORY CABLE OF BALANCED TWISTED-PAIR CABLING FOR AV SYSTEMS?

A

SHIELDED CATEGORY 6A/CLASS E

TDMM: PAGE 5-40

93
Q

WHAT SIZE CONDUCTORS ARE RECOMMENDED FOR LIGHTING SYSTEMS?

A

23 AWG MIN/22 AWG

TDMM: PAGE 5-40

94
Q

WHAT IS THE MINIMUM RECOMMENDED CATEGORY OF BALANCED TWISTED-PAIR CABLING FOR WLAN SYSTEMS?

A

CATEGORY 6A/CLASS E

TDMM: PAGE 5-40

95
Q

PATCH CORDS SMALLER IN DIAMETER THAN ___ AWG SHALL NOT BE USED TO SUPPORT DELIVERY OF POWER.

A

28 AWG

TDMM: PAGE 5-40

96
Q

HOW DOES TEMPERATURE RISE AFFECT ELECTRICAL PERFORMANCE OF A CABLE?

A

TEMPERATURE RISE CAUSES ELECTRICAL PERFORMANCE OF THE CABLE TO DEGRADE.

TDMM: PAGE 5-41

97
Q

WHAT IS THE RECOMMENDED MAXIMUM NUMBER OF CABLES IN A CABLE BUNDLE?

A

24 CABLES

TDMM: PAGE 5-41

98
Q

NAME 3 FACTORS USED TO DETERMINE NEC AMPACITY RATINGS FOR BALANCED TWISTED-PAIR CABLING.

A
  1. BUNDLE SIZE
  2. CONDUCTOR DIAMETER (AWG)
  3. CABLE TEMPERATURE RATINGS

TDMM: PAGE 5-41

99
Q

WHAT IS THE MOST COMMON CABLE TEMPERATURE RATING?

A

60 °C (140 °F)

TDMM: PAGE 5-41

100
Q

HOW IS POE TRANSMITTED?

A

USING COMMON-MODE VOLTAGE ON THE CABLE PAIRS

TDMM: PAGE 5-42

101
Q

WHY ARE METAL-BODY 8P8C CONNECTORS RECOMMENDED FOR POE APPLICATIONS INSTEAD OF PLASTIC ONES?

A

METAL IN THE CONNECTOR BODY INSTEAD OF PLASTIC CREATES AN IMPROVEMENT IN HEAT DISSIPATION.

TDMM: PAGE 5-42

102
Q

WHY SHOULD 50-MICRON GOLD-PLATED TINES BE SPECIFIED FOR PD MODULAR CONNECTORS AND PATCH CORDS?

A

CONNECTORS AND PATCH CORDS THAT DO NOT HAVE GOLD PLATING WILL FAIL EARLIER WHEN USED IN POE APPLICATIONS.

TDMM: PAGE 5-42

103
Q

WHAT DRAWBACK IS ASSOCIATED WITH DEPLOYING LARGE NUMBERS OF POE SWITCHES?

A

SIGNIFICANT AMOUNTS OF WASTED POWER

TDMM: PAGE 5-43

104
Q

WHAT IS AN ADVANTAGE OF SPECIFYING THE USE OF MIDSPAN DEVICES?

A

THEY OFFER POWER TO POE DEVICES USING LEGACY SWITCHES.

TDMM: PAGE 5-43

105
Q

WHY SHOULD POWER INJECTORS BE LOCATED AS CLOSE AS POSSIBLE TO THE RECEIVING EQUIPMENT OR DEVICE?

A

TO MINIMIZE POWER LOSS AND HEATING OF THE CABLING.

TDMM: PAGE 5-43

106
Q

NAME 3 METHODS FOR CONNECTING WORK AREAS TO A CENTRALIZED CROSS-CONNECT.

A
  1. PULL-THROUGH CABLES FROM THE CENTRALIZED CROSS-CONNECT.
  2. INTERCONNECTION CABLING IN A FLOOR-SERVING TELECOMMUNICATIONS SPACE.
  3. SPLICED CABLING IN A FLOOR-SERVING TELECOMMUNICATIONS SPACE.

TDMM: PAGE 5-44

107
Q

WHERE IS THE PULL-THROUGH METHOD TYPICALLY USED?

A

IN SMALL, ONE OR TWO-STORY BUILDINGS WITH A LIMITED NUMBER OF USERS

TDMM: PAGE 5-46

108
Q

WHERE IS THE BACKBONE CABLING METHOD TYPICALLY USED?

A

IN LARGER BUILDINGS WHERE PERMANENTLY ROUTED BACKBONE CABLES WOULD MINIMIZE DISRUPTION TO FIRESTOP ASSEMBLIES WHEN ADDING NEW USERS TO THE SYSTEM.

TDMM: PAGE 5-46

109
Q

TRUE OR FALSE

A CENTRALIZED OPTICAL FIBER CABLING INSTALLATION CAN BE DEPLOYED BETWEEN BUILDINGS OR ACROSS A CAMPUS.

A

FALSE. THE CENTRALIZED OPTICAL FIBER CABLING INSTALLATION IS LIMITED TO OPTICAL FIBER CABLING WITHIN A BUILDING AND MAY NOT BE DEPLOYED BETWEEN BUILDINGS OR ACROSS A CAMPUS.

TDMM: PAGE 5-46

110
Q

WHAT IS THE RECOMMENDED LENGTH LIMIT FOR THE PULL-THROUGH METHOD?

A

THE MAXIMUM LENGTH LIMIT OF THE APPLICATION OR 305m (1000’). WHICHEVER IS SMALLER.

TDMM: PAGE 5-46

111
Q

NAME THE PRIMARY COMPONENTS OF AN FTTO SYSTEM.

A
  1. PASSIVE CABLING
  2. CONTAINMENT SYSTEM
  3. ACTIVE NETWORK EQUIPMENT.

TDMM: PAGE 5-50

112
Q

DESCRIBE THE CONSTRUCTION OF A PRE-TERMINATED ASSEMBLY.

A

A 2-STRAND FIBER CABLE THAT HAS BEEN TERMINATED WITH LC CONNECTORS ON ONE SIDE.

TDMM: PAGE 5-51

113
Q

HOW MANY WORK AREAS ARE SERVED BY A MICRO-SWITCH?

A

1 TO 2

TDMM: PAGE 5-53

114
Q

WHAT TOPOLOGY SERVES AS THE BASIS OF AN FTTO SYSTEM?

A

CENTRALIZED CABLING TOPOLOGY

TDMM: PAGE 5-54

115
Q

TRUE OR FALSE

THE FTTO DESIGN DOES NOT USE ANY ACTIVE EQUIPMENT IN THE FLOOR TR OR TE.

A

TRUE. THE FTTO DESIGN DOES NOT USE ANY ACTIVE EQUIPMENT IN THE FLOOR TR OR TE.

TDMM: PAGE 5-54

116
Q

NAME 4 VARIENTS OF REDUNDANCY POSSIBLE IN THE FTTO DESIGN.

A
  1. VARIENT 1: CLASSICAL FTTO WITH CASCADING VIA A BALANCED TWISTED-PAIR CABLING.
  2. VARIENT 2: CLASSICAL FTTO WITH CASCADING VIA OPTICAL FIBER CABLE
  3. VARIENT 3: DUAL HOMING-DOUBLE OPTICAL FIBER CONNECTIONS
  4. VARIENT 4: DUAL HOMING-SINGLE OPTICAL FIBER CONNECTION

TDMM: PAGE 5-55

117
Q

WHAT IS PON?

A

PASSIVE OPTICAL NETWORK

A POINT-TO-MULTIPOINT NETWORK ARCHITECTURE IN WHICH UNPOWERED OPTICAL SPLITTERS ARE USED TO ENABLE A SINGLE OPTICAL FIBER STRAND TO SERVE MULTIPLE END-POINTS

TDMM: PAGE 5-56

118
Q

NAME 3 ADVANTAGES OF A PON.

A
  1. REDUCES PHYSICAL CABLING INFRASTRUCTURE
  2. MINIMIZES THE TELECOMMUNICATIONS SPACE REQUIREMENTS THROUGH THE USE OF PASSIVE OPTICAL SPLITTERS
  3. REDUCES ELECTRICAL POWER AND HVAC REQUIREMENTS IN THE FLOOR SERVING TR

TDMM: PAGE 5-56

119
Q

NAME THE 5 PRIMARY PON VARIATIONS.

A
  1. BPON (LEGACY)
  2. GPON
  3. EPON
  4. 10GPON
  5. 10G-EPON

TDMM: PAGE 5-57

120
Q

WHAT IS THE PRIMARY STANDARD FOR GPOIN?

A

ITU G.984

TDMM: PAGE 5-57, TABLE 5.4

121
Q

WHAT IS THE PRIMARY STANDARD FOR EPON?

A

IEEE 802.3ah

TDMM: PAGE 5-57, TABLE 5.4

122
Q

WHAT IS THE PRIMARY STANDARD FOR 10GPON?

A

ITU G.987

TDMM: PAGE 5-57, TABLE 5.4

123
Q

WHAT IS THE PRIMARY STANDARD FOR 10G-EPON?

A

IEEE 802.3av

TDMM: PAGE 5-57, TABLE 5.4

124
Q

WHAT ENABLES BIDIRECTIONAL COMMUNICATIONS OVER ONE STRAND OF OPTICAL FIBER AS WELL AS MULTIPLICATIONS OF CAPACITY ON PON SYSTEMS?

A

WDM TECHNOLOGY

TDMM: PAGE 5-58

125
Q

WHAT IS COMMONLY REFFERED TO AS THE AGGREGATION POINT FOR PON ARCHITECTURE?

A

OPTICAL LINE TERMINAL (OLT)

TDMM: PAGE 5-58

126
Q

WHICH COMPONENT ACTS AS THE USER INTERFACE FOR THE POIN SYSTEM?

A

OPTICAL NETWORK TERMINAL (ONT)

TDMM: PAGE 5-59

127
Q

NAME THE 2 COMMONLY DEPLOYED ENTERPRISE PON ONTs.

A
  1. 4-PORT DESKTOP ONTs
  2. FACEPLATE-STYLE ONTs

TDMM: PAGE 5-59

128
Q

WHAT IS THE MAXIMUM CHANNEL ATTENUATION FOR IEEE 802.3 EPON?

A

20 dB

TDMM: PAGE 5-60, TABLE 5.5

129
Q

WHAT IS THE MAXIMUM SUPPORTED DISTANCE FOR IEEE 802.3 EPON?

A

10 km (6.2mi)

TDMM: PAGE 5-60, TABLE 5.5

130
Q

WHAT IS THE MAXIMUM CHANNEL ATTENUATION FOR ITU G.987 10GPON?

A

31 dB

TDMM: PAGE 5-60, TABLE 5.5

131
Q

WHAT IS THE MAXIMUM SUPPORTED DISTANCE FOR ITU G.987 10GPON?

A

40 km (25mi)

TDMM: PAGE 5-60, TABLE 5.5

132
Q

WHAT IS THE PURPOSE OF THE PASSIVE OPTICAL SPLITTER?

A

TO SPLIT THE SINGLE FIBER OUTPUT FROM EACH PON LINK EXITING THE OLT TO A VARIETY OF SPLITTER RATIO OUTPUTS, EACH TERMINATING AT THE ONT.

TDMM: PAGE 5-60

133
Q

WHAT SPLIT RATIO IS TYPICALLY USED FOR ENTERPRISE PON DEPLOYMENTS?

A

1:32

TDMM: PAGE 5-60

134
Q

WHAT SERVES AS THE PERMANENT LINK OF A PON?

A

A SIMPLEX SINGLEMODE OPTICAL FIBER CABLING CONNECTION

TDMM: PAGE 5-61

135
Q

WHAT IS USABLE FLOOR SPACE?

A

THE BUILDING AREA USED BY THE OCCUPANTS FOR THEIR NORMAL DAILY WORK FUNCTIONS, INCLUDING HALLWAYS, BUT NOT OTHER COMMON AREAS OF THE BUILDING (E.G, RESTROOMS, UTILITY CLOSETS)

TDMM: PAGE 5-66

136
Q

HOW MUCH SPACE IS COMMONLY ALLOCATED FOR AN INDIVIDUAL WORKSPACE IN A COMMERCIAL ENVIRONMENT?

A

9.2sqm (100sqft) OF USABLE FLOOR SPACE

TDMM: PAGE5-66

137
Q

HOW MUCH TOTAL FLOOR SPACE SHOULD BE ALLOCATED FOR EVERY BAS OUTLET OR DEVICE?

A

23.2 sqm (250 sqft)

TDMM: PAGE 5-66

138
Q

HOW MANY CABLES SHOULD BE PROVIDED FOR EACH SYSTEM OR COVERAGE AREA IN A BAS?

A

1 CABLE

TDMM: PAGE 5-66

139
Q

TELECOMMUNICATIONS OUTLET/CONNECTOR BOXES SHOULD NOT BE PLACED BACK TO BACK TO SERVE ADJACENT ROOMS. WHY NOT?

A

BECAUSE IT CAN COMPOMISE THE EFFECTIVENESS OF THE WALL AS A SOUND BARRIER AND AS A FIRESTOP.

TDMM: PAGE 5-67

140
Q

WHY ARE TELECOMMUNICATIONS BOXES MOUNTED AT THE SAME HEIGHT AS ELECTRICAL OUTLET BOXES?

A

TO PROVIDE UNIFORM APPEARANCE AND ACCESSIBILITY IN THE WORK AREA

TDMM: PAGE 5-67

141
Q

A CONDUIT RUN SHOULD HAVE NO SINGLE BEND GREATER THAN _____ DEGREES.

A

90

TDMM: PAGE 5-71

142
Q

A CONDUIT RUN SHOULD NOT CONTAIN AN AGGREGATE OF BENDS IN EXCESS OF ____ DEGREES BETWEEN PULL BOXES.

A

180

TDMM: PAGE 5-71

143
Q

WHAT IS THE LENGTH FOR CONTINUOUS SECTIONS IN A CONDUIT RUN?

A

30.5m (100’)

TDMM: PAGE 5-71

144
Q

WHAT IS A CONDUIT BODY?

A

A CONDUIT COUPLING THAT HAS A REMOVABLE COVER TO ALLOW ACCESS TO THE CABLE FOR PLACING PURPOSES.

TDMM: PAGE 5-72

145
Q

WHAT IS THE PRIMARY PURPOSE OF A CONDUIT BODY?

A

TO GIVE ACCESS TO OR TO CHANGE THE DIRECTION OF THE CONDUIT SYSTEM

TDMM: PAGE 5-72

146
Q

NAME THE 3 MOST COMMON STYLES OF CONDUIT BODY.

A
  1. 90 DEGREE BEND (LB, LR, LL)
  2. T
  3. C

TDMM: PAGE 5-72

147
Q

WHAT FORMULA IS USED TO CALCULATE THE CROSS-SECTIONAL AREA OF A CABLE OR CONDUIT?

A

CROSS-SECTIONAL AREA = .785 * d²

TDMM: PAGE 5-73

148
Q

HOW SHOULD THE PATHWAY DESIGN BE ADAPTED IF THE CONDUIT RUN REQUIRES MORE THAN 90-DEGREE BENDS?

A

A PULL POINT OR PULL BOX SHOULD BE PROVIDED BETWEEN SECTIONS WITH TWO BENDS OR FEWER.

TDMM: PAGE 5-81, TABLE 5.11

149
Q

HOW SHOULD THE PATHWAY DESIGN BE ADAPTED IF THE CONDUIT RUN REQUIRES A REVERSE BEND?

A

A PULL POINT OR PULL BOX SHOULD BE INSERTED AT EACH BEND HAVING AN ANGLE FROM 100 DEGREES TO 180 DEGREES.

TDMM: PAGE 5-81, TABLE 5.11

150
Q

NAME 3 INSTANCES WHERE A THIRD BEND MAY BE PERMITTED IN A CONDUIT RUN.

A
  1. THE TOTAL RUN IS NOT LONGER THAN 10m (33’)
  2. THE CONDUIT SIZE IS INCREASED
  3. ONE OF THE BENDS IS LOCATED WITHIN 300mm (12”) OF THE CABLE FEED END.

TDMM: PAGE 5-81

151
Q

NAME 2 REQUIREMENTS FOR PLACING A PULL BOX IN A CEILING SPACE.

A
  1. THE PULL BOX MUST BE LISTED FOR THAT PURPOSE.
  2. THE PULL BOX MUST BE PLACED ABOVE A SUITABLY MARKED, REMOVABLE CEILING PANEL.

TDMM: PAGE 5-83

152
Q

WHAT IS THE MINIMUM LENGTH FOR A PULL BOX?

A

16 TIMES THE DIAMETER OF THE LARGEST CONDUIT ENTERING THE PULL BOX.

TDMM: PAGE 5-83

153
Q

WHAT ARE THE DEPTH AND WIDTH REQUIREMENTS FOR THE PULL BOX?

A

THE DEPTH AND WIDTH MUST BE ADEQUATE FOR FISHING, PULLING, AND LOOPING.

TDMM: PAGE 5-83

154
Q

TRUE OR FALSE

A SLIP SLEEVE SHOULD BE USED IN A SPLICE LOCATION.

A

FALSE, A SLIP SLEEVE SHOULD NOT BE USED AS A SPLICE LOCATION.

TDMM: PAGE 5-84

155
Q

WHAT TERM REFERS TO A SHEET METAL HOUSING THAT IS PLACED OVER AN OPENING IN A CONDUIT RUN?

A

GUTTER

TDMM: PAGE 5-84, 5.13

156
Q

WHAT IS THE ADVANTAGE OF UNDERFLOOR CONDUIT SYSTEMS?

A

THEIR LOW INITIAL INSTALLATION COST FOR AREAS THAT HAVE ONLY A FEW TELECOMMUNICATIONS OUTLETS/CONNECTORS.

TDMM: PAGE 5-85

157
Q

NAME THE 2 GENERAL TYPES OF ACCESS FLOORS.

A
  1. STANDARD-HEIGHT FLOORS
  2. LOW-PROFILE FLOORS

TDMM: PAGE 5-85

158
Q

WHAT IS THE MOST COMMON TYPES OF ACCESS FLOORS?

A

STANDARD-HEIGHT FLOORS.

TDMM: PAGE 5-85

159
Q

HOW ARE LOW-PROFILE FLOORS DEFINED?

A

AS FLOORS THAT ARE LESS THAN 150mm (6”) HIGH

TDMM: PAGE 5-85

160
Q

WHAT ARE THE 4 TYPICAL COMPONENTS OF AN ACCESS FLOOR?

A
  1. STEEL FOOTINGS
  2. PEDESTALS
  3. FLOORS WITH OR WITHOUT STRINGERS
  4. MODULAR FLOOR PANELS

TDMM: PAGE 5-86

161
Q

WHAT ARE THE 3 MAJOR PURPOSES OF STRINGERED SYSTEMS?

A
  1. TO BRACE THE PEDESTALS FOR IMPROVED LATERAL STABILITY
  2. TO PROVIDE ADDITIONAL SUPPORT FOR THE PANELS.
  3. TO FACILITATE FREQUENT REMOVAL AND REPLACEMENT OF FLOOR PANELS.

TDMM: PAGE 5-86

162
Q

WHAT IS THE SOLE SUPPORT FOR PANELS IN FREESTANDING AND CORNERLOCK ACCESS FLOORS?

A

PEDESTALS

TDMM: PAGE 5-87

163
Q

WHAT IS THE FINISHED HEIGHT RESTRICTION FOR FREESTANDING SYSTEMS?

A

305 mm (12”) OR LESS

TDMM: PAGE 5-87

164
Q

WHAT IS THE RECOMMENDED CLEARANCE FOR CABLE OR CABLE PATHWAYS IN A LOW-PROFILE FLOOR?

A

19mm (.75”)

TDMM: PAGE 5-87

165
Q

WHAT IS THE MINIMUM CLEARANCE FOR STANDARD HEIGHT FLOORS IN A GENERAL OFFICE AREA?

A

AT LEAST 152mm (6”) ABOVE THE STRUCTURAL FLOOR.

TDMM: PAGE 5-87

166
Q

WHAT IS THE RECOMMENDED CLEARANCE FOR STANDARD-HEIGHT FLOORS IN A GENERAL OFFICE AREA?

A

AT LEAST 203mm (8”) ABOVE THE STRUCTURAL FLOOR

TDMM: PAGE 5-87

167
Q

WHAT IS THE MINIMUM CLEARANCE FOR STANDARD HEIGHT FLOORS IN A GENERAL OFFICE AREA WHEN MULTIPLE SYSTEMS WILL BE INSTALLED?

A

AT LEAST 305mm (12”) ABOVE THE STRUCTURAL FLOOR

168
Q

WHAT IS THE REQUIRED FINISHED FLOOR HEIGHT WHERE THE PLENUM WILL BE USED FOR HVAC?

A

305mm (12”) OR GREATER

TDMM: PAGE 5-87

169
Q

HOW MUCH FREE SPACE IS REQUIRED BETWEEN THE TOP OF THE CABLE TRAY SIDE RAILS AND THE UNDERSIDE OF THE STRINGERS?

A

A MINIMUM OF 51mm (2”)

TDMM: PAGE 5-88

170
Q

WHAT 2 COMMON TYPES OF BUILDING STRUCTURES SHOULD BE CONSIDERED WHEN PLANNING ACCESS FLOORING FOR NEW AND EXISTING BUILDINGS?

A
  1. DEPRESSED SLAB
  2. NORMAL SLAB

TDMM: PAGE 5-88

171
Q

WHAT MATERIALS SHOULD BE USED TO COVER FLOOR PANELS IN A COMPUTER ROOM?

A

HIGH-PREASSURE LAMINATE, VINYL, OR OTHER DURABLE TILE

TDMM: PAGE 5-90, TABLE 5.14

172
Q

WHAT MATERIALS SHOULD BE USED TO COVER FLOOR PANELS IN AN OFFICE?

A

FACTORY-LAMINATED CARPET OR NO MATERIAL

TDMM; PAGE 5-90, TABLE 5.14

173
Q

WHAT IS THE UNIFORM LOAD CAPACITY FOR A MEDIUM-DUTY ER?

A

4.8 kPa (100 lbf/ft²)

TDMM: PAGE 5-90, TABLE 5.15

174
Q

WHAT IS THE CONCENTRATED LOAD CAPACITY FOR A MEDIUM-DUTY ER?

A

8.8 kN (2000 lbf)

TDMM: PAGE 5-90, TABLE 5.15

175
Q

WHAT IS THE UNIFORM LOAD CAPACITY FOR A MEDIUM-DUTY GENERAL OFFICE?

A

2.4 kPa (50 lbf/ft²)

TDMM: PAGE 5-90. TABLE 5.15

176
Q

NAME 2 CASUES OF DYNAMIC LOAD.

A
  1. ACCIDENTAL IMPACTS
  2. ROLLING OBJECTS

TDMM: PAGE 5-90

177
Q

NAME 4 METHODS OF CONTAINMENT USED FOR MAIN RUNS.

A
  1. DEDICATED ROUTES
  2. ENCLOSED RACEWAY DISTRIBUTION
  3. CABLE TRAYS
  4. CABLE MATTING

TDMM: PAGE 5-91

178
Q

TRUE OR FALSE

MANY ICT DISTRIBUTION DESIGNERS CONSIDER THE ACCESS FLOOR SYSTEM THE BEST DISTRIBUTION SYSTEM AVAILABLE.

A

TRUE

TDMM: PAGE 5-92

179
Q

HOW MUCH VERTICAL SPACE IS NEEDED ABOVE CONDUITS IN A CEILING SPACE?

A

A MINIMUM OF 77 mm (3”)

TDMM: PAGE 5-94

180
Q

HOW MUCH CLEAR VERTICAL SPACE IS NEEDED ABOVE RACEWAYS IN A CEILING SPACE?

A

A MINIMUM OF 305 mm (12”)

TDMM: PAGE 5-94

181
Q

WHAT SIZE ZONES ARE USED WITH THE CEILING ZONES METHOD?

A

INTO 23.2 mm² (250 ft²) TO 92.9 m² (1000 ft²)

TDMM: PAGE 5-95

182
Q

HOW MUCH SPACE SHOULD BE PROVIDED BETWEEN A SUSPENDED CEILING AND CABLING PATHWAYS?

A

UP TO 6”

TDMM: PAGE 5-98

183
Q

WHAT IS THE MAXIMUM INTERVAL SPACING THAT CAN BE USED BETWEEN NON-CONTINUOUS CABLE SUPPORTS (JHOOKS)?

A

5’

TDMM: PAGE 5-99

184
Q

WHAT IS A UTILITY COLUMN?

A

A POST USED BY A CEILING DISTRIBUTION SYSTEM

TDMM: PAGE 5-101

185
Q

NAME 2 REQUIREMENTS FOR CONCEALING CABLES BEHIND WALLS.

A
  1. AN UNIMPEDED VERTICAL PATH
  2. A PULL CORD

TDMM: PAGE 5-102

186
Q

HOW ARE CABLE TRAY SYSTEMS COMMONLY USED?

A

AS DISTRIBUTION SYSTEMS FOR CABLING WITHIN A BUILDING.

TDMM: PAGE 5-105

187
Q

WHAT TYPE OF CABLE TRAY CONSISTS OF TWO SIDE RAILS CONNECTED BY INDIVIDUAL TRANSVERSE RUNGS OR STRINGERS?

A

LADDER

TDMM: PAGE 5-105, TABLE 5.17

188
Q

WHAT TYPE OF CABLE TRAY HAS A VENTILATED BOTTOM WITH SIDE RAILS?

A

VENTILATED TROUGH

TDMM; PAGE 5-105, TABLE 5.17

189
Q

HOW WIDE IS A VENTILATED CHANNEL CABLE TRAY?

A

6”

TDMM: PAGE 5-105, TABLE 5.17

190
Q

WHAT TYPE OF CABLE TRAY IS AN OPEN TRAY HAVING A CENTRAL RIGID SPINE WITH CABLE SUPPORT RIBS ALONG THE LENGTH AT 90° ANGLES?

A

SPINE

TDMM: PAGE 5-105, TABLE 5.17

191
Q

WHAT IS A BASKET TRAY?

A

A CABLE TRAY MADE OF A WELDED STEEL WIRE MESH

TDMM: PAGE 5-105, TABLE 5.17

192
Q

NAME 4 TYPES OF CABLE TRAY FITTINGS.

A
  1. ELBOWS
  2. REDUCERS
  3. CROSSOVERS
  4. TEES

TDMM: PAGE 5-106

193
Q

NAME 5 TYPES OF ACCESSORIES USED WITH CABLE TRAYS.

A
  1. COVERS
  2. HOLD-DOWN DEVICES
  3. DROPOUTS
  4. CONDUIT ADAPTERS
  5. DIVIDERS

TDMM: PAGE 5-106

194
Q

WHAT DETERMINES A CABLE TRAY SYSTEMS LOAD CAPACITY?

A

-STATIC LOAD CAPACITY OF THE TRAY
-LENGTH OF THE SUPPORT SPANS

TDMM: PAGE 5-108

195
Q

NAME 3 ITEMS THAT ARE INSTALLED TO SUPPORT CABLE TRAYS.

A
  1. CANTILEVER BRACKETS
  2. TRAPEZE SUPPORTS
  3. INDIVIDUAL ROD SUSPENSION BRACKETS

TDMM: PAGE 5-108

196
Q

TRAYS AND WIREWAYS ARE USUALLY SUPPORTED ON ______ CENTERS UNLESS THEY ARE DESIGNED FOR GREATER SPANS.

A

5’

TDMM: PAGE 5-108

197
Q

A SUPPORT SHALL ALSO BE PLACED WITHIN ______ ON EACH SIDE OF ANY CONNECTION TO A FITTING IN A CABLE TRAY.

A

2’

TDMM: PAGE 5-108

198
Q

TRUE OR FALSE

CABLE TRAYS MAY BE USED AS WALKWAYS, LADDERS, OR SUPPORT PERSONNEL.

A

FALSE

TDMM: PAGE 5-108

199
Q

WHERE ARE MESSENGER OR SUPPORT STRANDS USED?

A

IN CEILING VOIDS, CRAWL SPACES, TUNNELS, AND AREAS UNFINISHED, EXPOSEDM OR STRUCTURAL CEILINGS.

TDMM; PAGE 5-110

200
Q

HOW ARE PERIMETER PATHWAYS OFTEN USED?

A

TO SERVE WORK AREAS WHERE TELECOMMUNICATIONS DEVICES CAN BE REACHED FROM WALLS OR PARTITIONS.

TDMM: PAGE 5-110

201
Q

WHAT IS THE PRACTICAL CAPACITY FOR TELECOMMUNICATIONS CABLING IN PERIMETER RACEWAYS?

A

BETWEEN 20 AND 40 PERCENT FILL, DEPENDING ON THE CABLE BENDING RADIUS

TDMM: PAGE 5-111

202
Q

WHERE SHOULD PERIMETER RACEWAYS BE USED?

A

SMALL FLOOR AREAS WHERE THE MAJORITY OF TELECOMMUNICATIONS SERVICE WILL BE ALONG THE WALLS

TDMM: PAGE 5-111

203
Q

NAME 3 TYPES OF MOLDING RACEWAYS

A
  1. PICTURE MOLD FOR USE IN ROOMS
  2. WOOD OR EAVES TROUGH METAL MOULDINGS FOR USE IN HALLWAYS
  3. BASEBOARD AND CROWN MOLDING

TDMM: PAGE 5-112

204
Q

WHAT IS THE RECOMMENDED SEPARATION BETWEEN TELECOMMUNICATIONS PATHWAYS AND ELECTRICAL PATHWAYS ARE RUNNING PARALLEL?

A

A MINIMUM OF 2”

TDMM: PAGE 5-115

205
Q

NAME 2 PURPOSES OF A POKE-THROUGH DEVICE.

A
  1. MAINTAIN FIRE RATING OF THE PENETRATED FLOOR
  2. PROVIDE POWER AND TELECOMMUNICATIONS CABLING TO OPEN SPACE ENVIRONMENTS

TDMM: PAGE 5-116

206
Q

WHY IS TITLE III OF THE ADA OF PRIMARY CONCERN TO THE DESIGN CONSULTANTS IN THE UNITED STATES?

A

BECAUSE IT DEFINES PUBLIC ACCOMODATIONS AND COMMERCIAL FACILITIES

TDMM: PAGE 5-117

207
Q

WHEN IS A FACILITY CONSIDERED A PLACE OF PUBLIC ACCOMODATION?

A

IT IS CONSIDERD A PUBLIC ACCOMODATION IF IT:

-IS OPERATED BY A PRIVATE ENTITY
-CONDUCT OPERATIONS THAT AFFECT COMMERCE
-MEETS THE GUIDELINES ASSOCIATED LISTED IN TITLE III OF THE ADA

TDMM: PAGE 5-117

208
Q

WHAT IS A COMMERCIAL FACILITY?

A

A FACILITY WHOSE OPERATION AFFECTS COMMERCE EVEN THOUGH THAT IS NOT ITS MAIN FUNCTION

TDMM: PAGE 5-117

209
Q

WHAT DOES “READILY ACHIEVABLE REMOVAL OF BARRIERS” MEAN?

A

READILY ACHIEVABLE REMOVAL OF BARRIERS MEANS REMOVAL OF ARCHITECTURAL AND COMMUNICATIONS BARRIERS TO THE DIABLED THAT CAN BE ACCOMPLISHED EASILY AND CARRIED OUT WITHOUT DIFFICULTY OR EXPENSE.

TDMM: PAGE 5-118

210
Q

WHEN ARE ADDED ACCESSIBILITY COSTS CONSIDERED DISPROPORTIONATE?

A

WHEN THEY EXCEED MORE THAN 20% OF THE ORIGINAL ALTERATION.

TDMM; PAGE 5-118

211
Q

HOW MANY INTERIOR TTYs MUST BE PROVIDED IN A COVERED SHOPPING MALL?

A

1 INTERIOR TTY REGARDLESS OF THE NUMBER OF PUBLIC PHONES AT THE LOCATION.

TDMM: PAGE 5-119

212
Q

WHAT LOCATIONS IN A HOSPITAL ARE REQUIRED TO PROVIDE TTYs ON THE PUBLIC PHONES?

A

-EMERGENCY ROOMS
-WAINTING ROOMS
-RECOVERY ROOMS

TDMM: PAGE 5-119

213
Q

WHERE ARE TTYs REQUIRED IN BUS AND RAIL FACILITIES?

A

AT THE ENTRANCE OF THE FACILITY

TDMM: PAGE 5-119

214
Q

WHERE ARE TTYs REQUIRED IN AN AIRPORT?

A

-CONCOURSE WITHIN THE SECURITY AREA
-BAGGAGE CLAIM AREA

TDMM: PAGE 5-119

215
Q

WHAT PERCENTAGE OF THE FIRST 100 ROOMS IN A HOTEL MUST BE EQUIPPED WITH TTYs?

A

4%

TDMM: PAGE 5-119

216
Q

UNDER THE ADA, WHAT IS THE MAXIMUM HIGH SIDE REACH FOR UNOBSTRUCTED SIDE-REACH TELEPHONES?

A

48”

TDMM: PAGE 5-120, TABLE 5.19

217
Q

UNDER THE ADA, WHAT IS MAXIMUM HIGH FORWARD REACH FOR UNOBSTRUCTED FORWARD-REACH TELEPHONES?

A

48”

TDMM: PAGE 5-120, TABLE 5.19

218
Q

WHAT IS THE UNIVERSAL INSTALLATION HEIGHT FOR TELEPHONES?

A

48” OR LESS

TDMM: PAGE 5-123

219
Q

UNDER THE ADA, HOW MANY PUBLIC TELEPHONES IN A NEWLY CONSTRUCTED FACILITY MUST BE EQUIPPED WITH VOLUME CONTROL?

A

25%

TDMM: PAGE 5-123

220
Q

IDENTIFY THIS SYMBOL

A

INTERNATIONAL TELETYPEWRITER/TEXT TELEPHONE SYMBOL (TTY)

TDMM: PAGE 5-124, FIGURE 5.39

221
Q

IDENTIFY THIS SYMBOL

A

VOLUME CONTROLLED TELEPHONE

TDMM: PAGE 5-124, FIGURE 5.39

222
Q

TRUE OR FALSE

UNLESS A STATE LAW OR LOCAL BUILDING CODE ADOPTS ADA REQUIREMENTS OR UNLESS THE GIVEN CODE IS CERTIFIED BY THE U.S. DEPARTMENT OF JUSTICE, STATE AND LOCAL BUIDLING INSTPECTORS WILL NOT ENFORCE THE LAW.

A

TRUE. THE ADA IS A CIVIL RIGHTS LAW. THIS MEANS THAT UNLESS A STATE LAW OR LOCAL BUILDING CODE ADOPTS THE ADA REQUIREMENTS OR UNLESS THE GIVEN CODE IS CERTIFIED BY THE U.S. DEPARTMENT OF JUSTICE, STATE AND LOCAL BUILDING INSPECTORS WILL NOT ENFORCE THE LAW.

TDMM; PAGE 5-125

223
Q

HOW IS THE ADA ENFORCED?

A

BY ACTION OF AN AGGRIEVED PARTY

TDMM: PAGE 5-125

BICSI RCDD V14 (7 decks)

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