無料BICSI INSTC_V8試験問題と解答トレーニングを提供しています
トップクラスBICSI INSTC_V8オンライン問題集
質問 # 36
Which of the Two organizations jointly oversee the worldwide standardization of telecommunications cabling?
- A. International Organization for Standardization (ISO) and International Electrotechnical Commission (IEC)
- B. National Electrical Contractors Association (NECA) and National Fire Protection Association (NFPA)
- C. Alliance for Telecommunications Industry Solutions (ATIS) and Society for Cable Telecommunications Engineers (SCTE)
- D. Comite Europeen de Normalisation Electrotechnique (CENELEC) and Electronic Industries Association (EIA)
正解：A
質問 # 37
What is the maximum number of work areas that a CP should serve?
- A. 0
- B. 1
- C. 2
- D. 3
正解：B
質問 # 38
Which type of diagram is BEST used to illustrate the pathways from the Telecommunications Room (TR) to the Work Area (WA), showing cable routing and major physical features on each floor?
- A. Detail drawing
- B. One-line schematic
- C. Floor plan or architectural drawing
- D. Riser diagram
正解：C
質問 # 39
What is the minimum inside bend radius for balanced twisted pair (4 pair) cable?
- A. 4 times the outside cable diameter
- B. 15 times the outside cable diameter
- C. 25 mm (1")
- D. 50 mm (2")
正解：A
質問 # 40
For a telecommunications grounding and bonding system, which bonding conductor is typically responsible for ensuring that all metallic pathways and equipment within a building's telecommunications spaces are at the same ground potential?
- A. Telecommunications Bonding Backbone (TBB)
- B. Equipment Bonding Jumper (EBJ)
- C. Grounding Equalizer (GE)
- D. Telecommunications Main Grounding Busbar (TMGB)
正解：A
質問 # 41
When specifying cable routing within an Equipment Room (ER), BICSI guidelines recommend that ladder racks be mounted with adequate clearance from the top of the equipment racks. What is the TYPICAL recommended vertical clearance?
- A. 60 cm (24 in)
- B. 30 cm (12 in)
- C. 45 cm (18 in)
- D. 15 cm (6 in)
正解：B
質問 # 42
How far should the top of a ladder extend above the roofline?
- A. 0.3 m (1')
- B. 0.6 m (2')
- C. 0.5 m (1.6')
- D. 0.9 m (3')
正解：D
質問 # 43
Which of the following should be used to prevent the cable from twisting during a horizontal backbone pull?
- A. Innerduct
- B. Swivel
- C. Wire mess grip
- D. Cable brake
正解：B
質問 # 44
Which of the following quantifies the bandwidth of a cabling system in a frequency range of interest?
- A. Volt-amperes
- B. Kilowatt hours
- C. Megahertz
- D. Megabits
正解：C
質問 # 45
Which item is MOST commonly used when installing horizontal cabling above a suspended ceiling with no dedicated cable tray or J-hook support?
- A. Plastic loops nailed to the ceiling tiles
- B. Existing lighting fixtures to hold cable bundles
- C. Independent drop rods or ceiling wires for cable-support hardware
- D. Structural steel beams for bridging
正解：C
質問 # 46
Which of the following is an ACCEPTABLE practice for labeling telecommunications infrastructure per TIA-
606 labeling standard and BICSI best practices?
- A. Using color-coded heat shrink directly on the copper conductors
- B. Handwriting labels on a piece of tape around the cable bundle
- C. Labeling only the patch panels and leaving cables unlabeled
- D. Affixing labels on the cables within 150 mm (6 in) of the termination point
正解：D
質問 # 47
When using a cable lubricant in a conduit system, which of the following is a key characteristic to look for to ensure it meets BICSI recommendations?
- A. An adhesive-based formula to prevent cable movement
- B. A powdered graphite to minimize friction
- C. A water-based, non-staining, non-toxic lubricant compatible with cable jackets
- D. A petroleum-based, highly viscous compound
正解：C
質問 # 48
Which of the following interconnects the PBB to the SBB?
- A. TBB
- B. RBB
- C. TEBC
- D. BBC
正解：A
質問 # 49
Which of the following indicates a critical reason to avoid over-cinching cable bundles with tie-wraps?
- A. It can increase the length of the cable runs by 15-20%
- B. It may leave excessive slack in the horizontal runs
- C. It may cause increased EMI within each twisted pair
- D. It can deform the cable jacket and alter pair geometry, leading to degraded performance
正解：D
質問 # 50
Which is a keyed, contact, moderate loss connector in present use today that is pull & wiggle-proof?
- A. SMA 906
- B. Subscriber Connector (SC)
- C. Opti-Jack
- D. Straight Tip (ST)
正解：D
質問 # 51
Which of the following terms is used to describe mechanical firestop systems?
- A. Ablative
- B. Elastomeric
- C. Endothermic
- D. Intumescent
正解：B
質問 # 52
Which of the following is a property of an electromagnetic field built around a conductor that opposes any changes in current flow in a circuit?
- A. Inductance
- B. Resistance
- C. Capacitance
- D. Impedance
正解：A
質問 # 53
When pulling backbone cable in a vertical shaft, which of the following safety measures is MOST important to prevent cable stress and potential damage?
- A. Securing cables at intermediate support points to reduce tension buildup
- B. Pulling from the top floor downward to reduce friction
- C. Ensuring the fill ratio is below 70%
- D. Using guide pulleys every 2 m (6 ft) of the pathway
正解：A
質問 # 54
If the situation requires, a conduit should be terminated _______ the plywood backboard?
- A. Above
- B. Below
- C. Through
正解：C
質問 # 55
What is the size of a rack-mounted unit (RMU)?
- A. 45 mm (1.75")
- B. 38 mm (1.5")
- C. 25 mm (1")
- D. 50 mm (2")
正解：A
質問 # 56
A category 8 cable is terminated into category 6A outlets with category 5e patch cords. What is the maximum supported performance level?
- A. Category 8
- B. Category 7
- C. Category 6A
- D. Category 5e
正解：D
質問 # 57
Which of the following testing parameters is REQUIRED for Category 6A balanced twisted-pair cabling to verify compliance with TIA standards during certification testing?
- A. Wire Map and DC Resistance only
- B. Temperature, Humidity, and Crosstalk Deratings
- C. Return Loss, Resistance, Capacitance, and Impedance
- D. NEXT, PSNEXT, Return Loss, Insertion Loss, PSANEXT, and PSAACR-F
正解：D
質問 # 58
In BICSI best practices, grounding and bonding busbars within a telecommunications space should:
- A. Be sized according to the largest building ground conductor
- B. Be listed (UL or other) and installed on insulated standoffs
- C. Always be placed above electrical panels for easy access
- D. Use aluminum busbars exclusively
正解：B
質問 # 59
What is the required physical topology for a SCS?
- A. Bus
- B. Ring
- C. Star
- D. Tree
正解：C
質問 # 60
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