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BICSI Chapter 2
Pathway and spaces
| Question | Answer |
|---|---|
| How many types of backbone cables? a.1 b.2 c.3 d.4 | 2 Interbuilding and Intrabuilding |
| How many administrative levels of backbone cabling? a.1 b.2 c.3 d.4 | 2 |
| First-level backbone is installed between? a.Main Cross-Connect(MC) and Campus Distributor(CD),and intermediate cross-connect(IC)building distributor(BD), or a horizontal cross-connect(HC) floor distributor(FD) | Main Cross-Connect(MC) and Campus Distributor(CD),and intermediate cross-connect(IC)building distributor(BD), or a horizontal cross-connect(HC) floor distributor(FD) |
| A second-level backbone cable is installed between? a.IC(BD) and a HC(FD) b.EF and TR c.TR and ER | IC(BD) and a HC(FD) |
| Horizontal and vertical backbone were previously called? a.Horizontal b.Plenum c.Riser | Riser |
| There are 3 types of cross-connections? a.MC, IC and HC b.MC,HC and VC c.BBC,HC and IC d.MC,IC and CC | Main cross-connect(MC),Intermediate cross-connect(IC),a nd Horizontal cross-connect(HC) |
| Are to be permanently terminated on connecting hardware? a.Horizontal b.Backbone c.Plenum d.A and B | Horizontal and backbone cabling |
| When cross-connections are being used as cross-connects? a.Patch cords should be made of stranded cable b.Patch cords should be made of solid cable c.Patch cords should be made of stranded and solid cable | Patch cords should be made of stranded cable. |
| A typical work area is approximately? a.10m² b.14m² c.20m² d.30m² | 10m²(100 ft²) |
| The maximum horizontal cable length is? a.100m b.90m c.250m d.95m | 90 m(295 ft) |
| The maximum patch cord length in the work area is? a.5m b.10m c.20m d.25m | 5 m (16.5 ft) |
| Copper patch cords MAY BE constructed from? a.Solid cable b.Stranded cable | Stranded cable |
| For 24 AWG stranded cables may attenuate up to? a.10% more b.20%more c.50% less d.50%more | 20% more than solid cables |
| For 26 AWG stranded cables may attenuate? a.10% more b.20%more c.50% less d.50%more | 50% more than solid wires |
| Each 4-pair cable SHALL be terminated in either? a.An eight-position modular outlet at the work area or a MUTUA b.An six-position modular outlet at the work area or a MUTUA c.An four-position modular outlet at the work area or a MUTUA | An eight-position modular outlet at the work area or a MUTUA |
| What does CP stand for? | Consolidation Point |
| A location for interconnection between the permanently installed horizontal cables extending from the HC(FD) in the TR and the horizontal cables to the telecommunications outlet/connectors or MUTUAs is called? a.HR b.TR c.CP d.EF | The consolidation point (CP) |
| The use of a CP? a.Extends the length of the horizontal cable b.Does not extend the length of the horizontal cable | Does not extend the length of the horizontal cable |
| CP’s SHOULD be limited to serving a maximum of? a.6 work areas b.24 work areas c.48 work areas d.12 work areas | 12 work areas |
| CP’s are not a transition to an undercarpet cable like the? a.TP b.CP c.ER d.IC | Transition Point (TP) |
| Horizontal cabling systems MAY not contain more than? a.1 CPs or 1 TPs b.2 CPs or 2 TPs c.3 CPs or 3 TPs | 1 CP or 1 TP in a horizontal cabling run |
| What does MUTOA stands for? | Multiuser Telecommunications Outlet Assembly |
| MUTOA’s SHOULD be limited to a serving a maximum of? a.12 work areas b.24 work areas c.48 work areas d.96 work areas | 12 work areas |
| Never use a MUTOA as a? a.Transition point b.Cross-connect point c.Cross connect | Cross-connect point |
| The centralized optical fiber cabling length limitation associated with the pull-trough method is? a.90m b.100m c.150m d.200m | 90 m(295 ft) |
| When using optical fiber, the centralized cabling installation should be limited to? | 300 m (984 ft) |
| When using optical fiber, the combined length of horizontal cable,equipment cables,cross-connections, and patch cords SHALL be limited to? a.90m b.100m c.150m d.200m | 300 m(984 ft) |
| Demarcation point? | Orange |
| Network connection? | Green |
| Common equipment? | Purple |
| First-level backbone? | White |
| Second-level backbone? | Gray |
| Horizontal cable? | Blue |
| Interbuilding backbone? | Brown |
| Miscellaneous? | Yellow |
| Reserved for future use(old KSU)? | Red |
| What does NEC article 800 covers? | Communications |
| What does NEC article 770 covers? | Fiber(Listed jacket markings) |
| What does NEC article 250 covers? | Electrical grounding |
| What does NEC article 100 covers? | Definition of plenum |
| What does NEC covers? | Personnel and property Safety |
| What does 607-A cover? | Telecom grounding and bonding |
| What does 606-A cover? | Administration documentation |
| What does 570-B cover? | Residential NID |
| What does 569-B cover? | Pathway and Spaces |
| What does 568-B3 covers? | Fiber connectors |
| What does 568-B2 covers? | Specifications for STP(patch cables) |
| What does 568-B1 covers? | Recognized horizontal cables |
| What does 526-14A covers? | Testing optical power loss for Multimode |
| What does 526-7 covers? | Testing optical power loss for Singlemode |
| What is the minimum separation distance EMI for unshielded power lines or electrical equipment in proximity to open or NONMETAL pathways? a.6in b.12in c.24 d.48in | 24in(610mm) |
| What is the minimum separation distance EMI for unshielded power lines or electrical equipment in proximity to a GROUNDED METAL pathway? a.6in b.12in c.24 d.48in | 12 in(300mm) |
| What is the minimum separation distance EMI for power lines enclosed in a grounded metal(or equivalent shielding) in proximity to a grounded metal conduit pathway? a.6in b.12in c.24 d.48in | 6 in(150mm) |
| What is the minimum separation distance EMI for electrical motors and transformers? a.6in b.12in c.24 d.48in | 48 in(1220mm) |
| What telecommunication space houses equipment that serves an entire building, campus, or customer? a.TR b.ER c.EF d.HC | Equipment room (ER) |
| What telecommunication space terminates and cross-connects backbone and horizontal cabling? a.TR b.ER c.EF d.HC | Equipment room (ER) |
| What telecommunications space serves a single floor, or portion of a floor, and is designed for the installation of a limited amount of equipment? a.ER/TR b.TR/FD c.EF/FD | TR/FD |
| An entrance to a building for both public and private network service cables, including wireless is called? a.EF b.ER c.TR d.FD | The Entrance facility( EF) |
| A_____ generally server a limited space on a floor.? a.EF b.ER c.TR d.TE | Telecommunication enclosure (TE) |
| A_____ is intended to support a dedicated local group of user? a.EF b.TE c.TR d.FD | Telecommunication enclosure (TE) |
| A_______ shall not be used in place of a TR?a.TE b.ER c.TR d.FD | Telecommunication enclosure (TE) |
| It is recommended that TRs have? a.1/2in fire retardant plywood b.3/4 in fire retardant plywood c.1 in fire retardant plywood | 3/4 in (19mm) fire retardant plywood backboards |
| What is the minimum distance around all pieces of equipment? a.1m b.2m c.3m d.4m | 1m(3.3 ft) |
| Plywood backboards are mounted on walls in the? a.TRs and EFs b.ERs and FDs c.ERs and TRs | ERs and TRs |
| How many types of plywood is available? a.2 b.3 c.4 d.6 | 2 types,interior and exterior |
| What is the recommended plywood thickness? a.1/2 in b.3/4 in c.3/8 in d.5/8 in | 3/4 in (19mm) |
| What grade of plywood is use for ITS purposes? a.A/B b.B/C c.A/C d.A/C | A/C |
| In ITS, what side of the plywood is exposed to the interior of the TR? a.A side b.B side c.C side d.D side | The A side |
| In ITS, what side of the plywood is placed against the building structure or cabinet wall? a.A side b.B side c.C side d.D side | The C side |
| Generally, how high do you mount the plywood above finished floor (AFF)? a.6 in b.8 in c.10 in d.9 in | 8 in |
| If local codes require use of fire-retardant plywood, it is not recommended to? | Paint the plywood |
| How many coats of fire-retardant paint BICSI recommends that plywood be painted? a.1 coat b.2 coats c.3 coats d.4 coats | 2 coats |
| Distribution rings (D-rings) should not be used as a substitute for a ? a. j-hook b.Conduit c.Ladder rack | Ladder rack |
| What is used to support small bundles of cables and cross-connections? a.A-rings b.B-rings c.C-rings d.D-rings | D-rings |
| What is the normal height of a equipment rack? a.6 ft b.9 ft c.10 ft d.7ft | 7 ft (2.1m) |
| What are the two common depths for equipment racks? a.4 in and 6 in b.2 in and 4 in c.6 in and 10 in | 4 in(100mm) and 6 in(150mm) |
| How many ports are preferred for ease of use and long-term cable management,balaced twisted-pair patch panels? a.12 ports b.24 ports c.48 ports d.96 ports | 48 ports |
| What is EMT? | Electrical metallic tubing |
| What is IMC? | Intermediate metal conduit |
| What is RMC? | Rigid metal conduit |
| What is FMC? | Flexible metal conduit |
| What is FMT? | Flexible metallic tubing |
| What is RNC? | Rigid nonmetallic conduit |
| What is ENT? | Electrical nonmetallic tubing |
| Why is flexible conduit not recommended for use with telecommunications cables? | Because it creeps, it shifts, and cause sheet damage to the cable |
| If flexible conduit must be used, what is the length limitation? a.10m b.20m c.30m d.50m | 20 ft (6m) |
| 1 meter equals? | 3.3 ft |
| What kind of conduit is a thin-wall metal tubing that does not have threaded ends? a.EMT b.IMC c.RMC | Electrical metallic tubing (EMT) |
| Which conduit’s wall thickness is greater than that of EMT but less than that of RMC? a.EMT b.IMC c.RMC | IMC |
| Which conduit is factory threaded on both ends? a.EMT b.IMC c.RMC d.B and C | IMC and RMC |
| What is the bend radious for conduit 50 mm (2 trade size) or LESS? | At least 6 times the internal conduit diameter |
| What is the bend radious for conduit 50 mm (2 trade size) or LARGER? | At least 10 times the internal conduit diameter |
| A roll-type cutte should not be used on? a.EMT b.IMC c.RMC | EMT |
| IMC and RMC can be cut with a? a.Saw b.Jig saw c.Roller cutter d.A and C | Saw or roller cutter |
| Where SHOULD backbone conduits be terminated? a.TR/ER b.ER/EF c.FD/TR d.TR/EF | Where they enter or leave a TR or ER |
| Allow no more than_______ of conduit and bushing to extend into the room? a.1 in b.2 in c.3 in d.4 in | 50 mm (2 in) |
| Conduits SHALL be equipped with? a.Grounding plates b.Grounding wires c.Grounding bushings | Grounding bushings |
| Grounding bushings are installed on the___________? a.Beginning of the conduit b.Center of the conduit c.End of the conduit | End of the conduit |
| If a conduit run requires more than two 90-Degree bends? a.Provide a pull box between sections with three bends or less b.Provide a pull box between sections with one bend or more c.Provide a pull box between sections with two bends or less | Provide a pull box between sections with two bends or less |
| How many 90-degree bends are allowed in a one-conduit segment? a.1 b.2 c.3 d.4 | No more than 2 |
| If a conduit run is not longer than 10m (33 ft)? a.A third bend may be acceptable b.A second bend may be acceptable c.A fourth bend may be acceptable | A third bend may be acceptable |
| Where optical fiber cables will be used, consider placing three innerducts? a.One 1.5 in(38mm) and one 1 in(25mm) b.Two 1.5 in(38mm) and two 1 in(25mm) c.Two 1.5 in(38mm) and one 1 in(25mm) | Two 1.5in(38mm) and one 1in(25mm) |
| Innerducts are smaller pathways and are available in diameters between? a.3 to 4 inches b.1 to 4 inches c.1 to 3 inches d.1 to 2 inches | 1 to 2 inches |
| Open-top cable supports should be installed to maintain a minimum distance from cieling of? a.2 in b.3 in c.4 in d.6 in | 3 in (75mm) |
| Open-top cable supports should be installed on a maximum spacing of? | 4ft (1.2m) to 5ft (1.5m) |
| If raceways are rated at 600 volts (V) it will require? a.Non-mechanical fastener b.A mechanical fastener c.A fastener | A mechanical fastener. |
Created by:
atilior