[2023年06月]更新のBICSI INSTC_V7公式認定ガイドPDF
試験INSTC_V7 BICSI Installer 2 - Copper Exam
質問 # 26
Which of the following is used to equalize potential differences between the SBB on the same floor?
- A. RBB
- B. TBB
- C. BBC
- D. TEBC
正解：C
質問 # 27
A radio station transmits an omnidirectional signal that is received by multiple radios. What type of transmission method is used in this example?
- A. Full-duplex
- B. Half-duplex
- C. Simplex
正解：C
質問 # 28
Cavity boxes should be at least _____ away from the wall, where possible.
- A. 150mm (6")
- B. 300mm (12")
- C. 100mm (4")
- D. 450mm (18")
正解：C
質問 # 29
Which of the following is used to connect cabinets to the nearest SBB?
- A. RBB
- B. TBB
- C. BBC
- D. TEBC
正解：D
質問 # 30
What method of transmission is used to transmit signals during a telephone call?
- A. Full duplex
- B. Half-duplex
- C. Simplex
正解：A
質問 # 31
Which type of optical fiber cable should be color coded with a RED outer cable sheath?
- A. Dispersion-shifted SM optical fiber
- B. MM optical fiber with 50 um core diameter
- C. Polarization maintain SM optical fiber
- D. MM optical fiber with 50 um core diameter (laser-optimized)
正解：A
質問 # 32
Which of the following tend to cause sheath damage during cable pulling?
- A. RMC/IMC
- B. FMC/FMT
- C. EMT/ENT
正解：B
質問 # 33
Which of the following steps should be performed first when an installer is pulling backbone cable from the bottom up?
- A. Move cable reels into place
- B. Determine appropriate rope size
- C. Verify the proper cable run
- D. Label cables and reels
正解：C
質問 # 34
A third 90-degree bend may be permitted in a conduit run if one of the bends is located within ____ of the cable feed end?
- A. 450 mm (18")
- B. 375 mm (15")
- C. 300 mm (12")
- D. 483mm (19")
正解：C
質問 # 35
You are terminating a category 3 cable. What is the maximum permissible amount of untwisting?
- A. 75 mm (3")
- B. 25 mm (1")
- C. 38 mm (1.5")
- D. 100 mm (4")
正解：A
質問 # 36
Light pulses in optical fiber cables are subjected to a loss in power as the light pulses travel along the optical fiber. Which of the following terms is used to describe this phenomenon?
- A. Grounding
- B. Frequency
- C. Attenuation
- D. Crosstalk
正解：C
質問 # 37
Which of the following is a measure of the amount of information being transported over media?
- A. Megahertz
- B. Megabits
- C. Kilowatt hours
- D. Volt-amperes
正解：B
質問 # 38
How much cable slack should be left in the work area after termination?
- A. 3m (10')
- B. 0.5m (1.6')
- C. 1.2 m (4')
- D. 1m (3.3')
正解：D
質問 # 39
What is the size of a rack-mounted unit (RMU)?
- A. 25 mm (1")
- B. 38 mm (1.5")
- C. 45 mm (1.75")
- D. 50 mm (2")
正解：C
質問 # 40
How long does it take someone to form a first impression?
- A. 5 to 10 minutes
- B. 30 minutes to 1 hour
- C. 10 to 15 seconds
- D. 1 to 2 minutes
正解：C
質問 # 41
What is the maximum allowable horizontal cable length?
- A. 30 m (100')
- B. 10 m (33 ')
- C. 50 m (164')
- D. 90 m (295')
正解：D
質問 # 42
Which topology uses a linear configuration that places all network devices on one length of cable?
- A. Bus
- B. Star
- C. Ring
正解：A
質問 # 43
What is the minimum inside bend radius for balanced twisted pair (multi-pair) cable?
- A. 6 times the outside cable diameter
- B. 25 mm (1")
- C. 10 times the outside cable diameter
- D. 50 mm (2")
正解：C
質問 # 44
Which of the following must be measured before the length of a coaxial cable can be calculated?
- A. Insertion loss
- B. Delay skew
- C. Propagation delay
- D. DC loop resistance
正解：D
質問 # 45
What type of connector is used with ribbon cable?
- A. Array
- B. MPO
- C. N Connector
- D. F Connector
正解：A
質問 # 46
During the troubleshooting phase, what is the first step?
- A. Verify
- B. Isolate
- C. Test
- D. Repair
正解：A
質問 # 47
Which of the following is a floor serving space that serves as a point of termination for horizontal and backbone cables?
- A. ER
- B. TR
- C. Work area
- D. EF
正解：B
質問 # 48
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