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BICSI TECHNICIAN EXAM
Questions & Answer, 100% Correct |
Grade A+
L Rating ✔: A firestops ability to provide a smoke stop. (air leakage rate) To avoid damaging cable jacket, how often must you securely fasten electrical nonmetallic tubing (ENT) ✔: 3 Feet so it does not damage the cable What is the minimum dedicated power requirement of a telecommunications enclosure ✔: 120 V ac/ The clearance behind the PBB when mounted, should be no less than- ✔: 2inch clearance behind the PBB when mounted When installing a plywood backboard, you should use galvanized screws that are a minimum of ______ longer than the depth of the wall covering, including the plywood
✔: 0.5in The use of under carpet telecommunications cable should be limited to: ✔: The interconnection point between horizontal cabling and UTC is a transition point (TP) Two 90-degree bends are allowed in any one conduit segment. A third bend may be acceptable under certain situations ✔: Runs under 33 feet When installing racks and cabinets on an access floor, what should they be secured to? ✔: The frame When placing cabinets on an access floor, how should the cabinets be aligned? ✔: One edge flush with the floor tile cut line What is a telecommunications enclosure TE used for? ✔: May be used to provide a suitable option for moves, adds, and changes without compromising infection control measures and other restrictions What size threaded rod would you typically use in a heavy duty ladder rack installation?
Which project document is used to request clarification, supplemental information, or approval of material substitutions? ✔: RFI Comparing design documents to existing conditions, verifying parking access, and determining the work hours are all examples of what you would learn during ✔: A job start T ✔: Layout of complete building per floor; serving zone boundaries, backbone distribution systems, and horizontal pathways T ✔: Campus or site plans; exterior pathways and interbuilding systems T ✔: Communication equipment rooms; outlet/connector locations and cable ID T ✔: Typical detail drawings; faceplate labeling; firestopping; disability/accessibility, guidelines, and safety
T
✔: Schedules- cabling and equipment spreadsheets for cutovers The top of an extension ladder should extend up to the work area and _________ feet above catworlks or lofts ✔: 3 feet Which document lists all the elements of a project including people and firms involved, time frames, materials, and testing methods? ✔: Scope of work What is dispersion? ✔: Widening or spreading out of the modes in a light pulse as it progresses along the optical fiber. Light pulses in optical fiber cables are subject to a loss in power as the light pulses travel along the optical fiber is called ✔: Attenuation What are the two most important characteristics in transporting information over optical fiber media?
✔: ANSI/TIA 568.
ANSI/TIA STANDARD:
Structured cabling systems in commercial buildings ✔: ANSI/TIA 568. ANSI/TIA STANDARD: Broadband Coaxial Cable ✔: ANSI/TIA 568. ANSI/TIA STANDARD: Optical Fiber Cable ✔: ANSI/TIA 568. Pathways and spaces ✔: 569
Administration and labeling ✔: 606 Bonding and grounding ✔: 607 Outside Plant (OSP) cabling ✔: 758 Residential ✔: 570 Data Centers ✔: 942 Class 1 ✔: Single building with one equipment room Class 2 ✔: Single building with multiple telecom spaces
When installing optical fiber, consider placing three innerducts in a 103mm (4 trade size) conduit with the following sizes: ✔: two 38 mm (1.5in), one 25mm (1in) Open top cable supports should be installed to provide a minimum of ________________ clearance above ceilings ✔: 3 inches PBB ✔: dedicated extension of the building ac grounding (earthing) electrode system for the telecom bonding infrastructures TBC ✔: bonds the electrical systems grounding (earthing) electrode system to the PBB TBB ✔: interconnects the PBB to the SBB BBC ✔: used to equalize potentials between SBBs on the same floor of a structure.
Which is better for an "L" rating? High or Low Numbers ✔: Low F rating- how many hours ✔: 1 - 4 Hrs T rating- how many hours ✔: 0 - 3 Hrs Electric motors and transformers ✔: 48" Fluorescent Lamps ✔: 6" Arc Welders ✔: 31.5" Frequency Induction Heating
