TDMM 13TH RCDD WITH COMPLETE VERIFIED SOLUTIONS

C Which of the following is an advantage of loose-tube fiber optic cable? A - a greater impact resistance for individual fiber strands B - smaller bend radius C- Greater tensile strength D - A smaller weight per unit 8268 6-23 D Which of the following is an advantage to tight buffered fiber optic cable? A - Greater tensile strength B - More robust outer jacket C - More resistant to temperature changes D - Smaller bend radius for low fiber count cables 7742 6-25 B Which of the following is the BICSI recommendation as the minimum performance level for horizontal balance twisted-pair cabling? A - Category 5e Class D B - Category 6 Class E C - Category 6A Class EA D - Categry 7 Class F 7737 6-4 C Which of the following telecommunications spaces is a floor-serving or tenant serving space that provides connection point between backbone and horizontal infrastructures? A - equipment rooms (ER) B - Entrance facilities (EF) C - Telecommunication rooms (TR) D {Blank} establish requirements for processes, procedures, practices, or methods. A - Codes B - Manufacturer's requirements C - Regulations D - Standards 13576 A-2 B What is the purpose of codes? A - Determine the minimum levels of acceptable performance B - Ensure the practical safeguarding of persons and property from hazards C - Establish requirements for processes, procedures, practices, or methods D - Ensure interoperability of components and systems by multiple manufacturers 7747 A-2 C Which standard defines telecommunications pathways and spaces for commercial buildings? A - ANSI/TIA-568-C.0 B - ANSI/TIA-568-C.1 C - ANSI/TIA-568-C D - ANSI/TIA-607-B 13581 A-65 C A double door {Blank} is recommended for an ER A - 1.52m (5ft) wide and 1.83m (6ft) high B - 1.2m (4ft) wide and 1.98m (6.5ft) high C - 1.83m (6ft) wide and 2.3m (7.5ft) high D - 1.83m (6ft) wide and 2.4m (8ft) high 13611 3-7 B If a TR serves an area that is greater than 465m (5000ft2) but less than 743m (8000ft2) what shall be the minimum interior dimensions of the room? A - 3m (10ft) by 2.4m (8ft) B - 3m (10ft) by 2.74m (9ft) C - 3m (10ft) by 3m (10ft) D - 3m (10ft) by 3.4 (11ft) 7757 3-14 B If ER and EF are combined in the same space, what is the minimum space required by each AP? A - 0.91m by 2.1m (3ft by 7ft) B - 1.2m by 1.83m (4ft by 6ft) C - 0.91m by 1.83m (3ft by 6ft) D - 1.2m by 2.1m (4ft by 7ft) 7772 3-39 B In Telecommunications spaces, when additional width is recommended or required for special equipment (e.g. dual vertically positioned tower-type server shelves), racks, cabinets, or enclosures that have a width should be considered. A - 483mm (19in) B - 584mm (23in) C - 600mm (24in) D - 762mm (30in) C Provide at least {Blank} depth off the wall for wall mounted equipment. A - 150mm (6in) B - 300mm (12in) C - 450mm (18in) D - 600mm (24in) 13601 3-5 B Telecommunications spaces should have a separate duplex or quad convenience receptacles that are located at least {Blank} AFF. A - 100mm (4in) B - 150mm (6in) C - 200mm (8in) D - 300mm (12in) 11336 3-8 A Trays and conduits located within the ceiling should protrude into the room a distance of {Blank} without a bend and above 2.4m (8ft) high. A - 25mm (1 in) to 50mm (2 in) B - 38mm(1.5 in) to 75mm (3 in) C - 50 mm (2 in) to 75mm (3 in) D - 50mm (2 in) to 100mm(4 in) 13606 3-5 B What should be the minimum ceiling height of a telecommunications room (TR) above finished floor (AFF)? A - 2.1m (7ft) B - 2.4m (8ft) C - 2.74m (9ft) D - 3m (10ft) 7762 3-4 A {Blank} provides a method of connecting multiple work areas to the horizontal cabling system and allows work area equipment cords to extend beyond 5m (16.5ft) A - MUTOA B - WAP C - TP D - CP 7782 5-26/5-28 C A single MUTOA should be limited to serving a maximum of {Blank} work areas (all part of one furniture cluster) A - 6 B - 10 C - 12 D - 24 A How many backbone optical fibers per OLT PON port shall be used fer TR? A - one B - two C - three D - four 8283 5-49 D Providing cable slack is recommended to enable the possibility of future changes in the horizontal cabling system configuration. What is the recommended slack for the balanced twisted-optical fiber cabling in the TR? A - 0.3m (1ft) B - 1m (3.3ft) C - 1.83m (6ft) D - 3m (10ft) C What is the maximum distance between J-hooks that allows adequately supporting and distributing the cable weight? A - 0.3m (1ft) B - 0.91m (3ft) C - 1.52m (5ft) D - 2m (6.6ft) 7797 5-84 C What is the maximum number of connection points in the channel model? A - two B - three C - four D - five 7807 5-8 A What type of cable is used from the MUTOA to the work area? A - Stranded conductor B - Ribbon C - Solid Conductor D - Twinax C Within the channel, the total length of cabling shall not exceed {Blank} A - 90m (295ft) B - 95m (311ft) C - 100m (328ft) D - 125m (350ft) with MUTOA A If you are using balanced twisted pair cable as a backbone cable, what should the maximum length of cable between network equipment connections? A - 100m (328ft) B - 200m (656ft) C - 300m (984ft) D - 800m (2,625 ft) D What is the distance limitation for balanced twisted-pair backbone when it supports analog voice systems? A - 100m (328ft) B - 300m (984ft) C - 550m (1804 ft) D - 800m (2625ft) 7836 4-24 A What is the proper name of component A as shown in this diagram? A - Main cross-connect (MC [campus distributor (CD)]) B - Intermediate cross-connect (IC [building distributor (BD)]) C - Horizontal cross-connect (HC [floor distributor (FD)]) 13675 4-3 B What is the proper name of component B as shown in this diagram? A - Main cross-connect (MC [campus distributor (CD)]) B - Intermediate cross-connect (IC [building distributor (BD)]) C - Horizontal cross-connect (HC [floor distributor (FD)]) C What is the proper name of component C as shown in this diagram? A - Main cross-connect (MC [campus distributor (CD)]) B - Intermediate cross-connect (IC [building distributor (BD)]) C - Horizontal cross-connect (HC [floor distributor (FD)]) C You are designing a single backbone system for a two-story building. The first floor is 2,787m2 (30,000 ft2). The second floor is 2,787m2 (30,000ft2). How many 103 metric designator (4 trade size) sleeves should be used? A - 3 B - 4 C - 5 D - 6 C If a maintenance hole is more than 6.1m (20ft) long, how many covers are recommended? A - 1 B - 2 C - 3 D - 4 B What should the minimum clearance between an excavated dirt pile and a trench that is a 1.52m (5ft) or more deep? A - 0.3m (1ft) B - 0.6m (2ft) C - 0.9m (3ft) D - 1m (3.3ft) C When aerial entrances are used, what should be the maximum span from the last pole to the building? A - 15m (50ft) B - 20m (66ft) C - 30.5m (100ft) D - 61m (200ft) D Which maintenance hole configuration has conduit entry points at both end walls and both side walls on the same end? A - Type A B - Type L C - Type J-3 D - Type J-4 E - Type T C Which pathway for OSP and campus cabling is most inflexible for future service reinforcement or changes? A - Aerial B - Underground C - Direct-buried B A telecommunications bonding conductor must be run between the room's associated TGB and at least {Blank} points within the SBG if a raised floor is used within an ER, TR, or data procession center. A - One B - Two C - Three D - As Many B The recommended maximum value for the bonding resistance between the grounding electrode and the busbar in the EF or TR is {Blank} ohms A - 0.05 B - 0.1 C - 0.8 D - 1 8218 8-26 A What is the device that limits voltage between telecommunications conductors and ground and placed near the first entrance of outside plant (OSP) cable into the premise? A - Primary Protector B - Bonding Conductor C - Secondary Protector D - AC Ground 8308 G-62 B What is the maximum length for a BCT? A - 8m (26ft) B - 9m (30ft) C - 10m (33ft) D - 12m (40ft) 8223 8-19 A Who must provide facilities to access the grounding (earthing) electrode system in a new construction? A - Electrical contractor B - ITS designer C - RCDD D - General contractor 13726 8-6 D You are designing an ICT system where the bonding conductor will not exceed 30m (100ft). Which bonding conductor is sufficient for referencing all metallic surfaces within the telecommunications environment. A - 1 AWG B - 2 AWG C - 4 AWG D - 6 AWG B {Blank} is the process of dividing a structure into fire zones. A - Suppression B - Compartmentation C - Prevention D - Detection 8228 7-3 D Consider a situation where multiple cables have been bundled together and penetrate a firewall without being sleeved and properly firestopped. What is the best way to firestop existing penetrations without interrupting service? A - Poke-thru system B - Mechanical system C - Nonmechanical system D - Split-sleeve system 8248 7-40 A Use {Blank} firestop systems to seal penetrations in brick, concrete block, and concrete walls for pipes, rigid electrical conduit sleeve systems, cable trays, and innerducts. A - Qualified B - Authorized C - Inspected D - Verified C What type of mechanical firestop system consists of a heavy-guage metallic collar or shell filled with a nontoxic intumescent material, which easily mounts around nonmetallic pip, conduit,tubing, or innerduct by means of appropriate steel fasteners? A - Poke-thru devices B - Cable transit systems C - Prefabricated intumescent collars D - Fire-rated pathway devices 8238 7-24