BICSI INST1-V8 問題練習

Question No : 1
Which type of cabling is installed between a main cross-connect (campus distributor) and an intermediate cross-connect (building distributor)?

• A.First-level backbone
• B.Second-level backbone
• C.Horizontal

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Question No : 2
Which of the following is used to express system gain and loss?

• A.Ohms
• B.Henries
• C.Farads
• D.Decibel (dB)

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Question No : 3
Which of the following markings indicates that the cable is designed for use in a plenum space?

• A.CMR
• B.CMUC
• C.CMP
• D.CMX

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Question No : 4
Which of the following types of construction protects the optical fiber by supporting each strand of glass with a buffer coating extruded over the base optical fiber's 250 um acrylate coating?

• A.Single stranded
• B.Loose tube
• C.Tight buffered
• D.Ribbon

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Question No : 5
Which of the following fire ratings refers to the time period that a fire-rated assembly can resist flame passage?

• A.L rating
• B.F rating
• C.W rating
• D.T rating

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Question No : 6
Which of the following quantifies the bandwidth of a cabling system in a frequency range of interest?

• A.Megabits
• B.Volt-amperes
• C.Megahertz
• D.Kilowatt hours

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Question No : 7
Which of the following tools is a low-cost cable verifier that can be used to test for opens, shorts, crossed pairs, and miswires in 4- pair cables?

• A.Wire map tester
• B.Qualification tester
• C.Telephone test set
• D.TDR

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Question No : 8
A category 8 cable is terminated into category 6A outlets with category 5e patch cords.
What is the maximum supported performance level?

• A.Category 5e
• B.Category 6A
• C.Category 7
• D.Category 8

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Question No : 9
Cavity boxes should be at least _____ away from the wall, where possible.

• A.100mm (4")
• B.150mm (6")
• C.300mm (12")
• D.450mm (18")

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Question No : 10
What is the primary purpose of firestopping?

• A.Increase a facilities ability to detect fires
• B.Reestablish the barrier's fire rating
• C.Restore the barrier's original load-bearing capacity
• D.Suppress fires before they can spread

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Question No : 11
Which tool is required to pull backbone cable of significant weight?

• A.Pull string
• B.Furcating harness
• C.Pulling eye
• D.Tugger

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Question No : 12
Two truck drivers are communicating over a Citizens Band (CB) radio. Only one driver can send a message at a time with this system.
What type of transmission method is used in this example?

• A.Simplex
• B.Half-duplex
• C.Full duplex

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Question No : 13
How much sheath of the cable needs to be removed in order to properly terminate an 8P8C?

• A.6.3mm (0.25")
• B.12.7mm (0.5")
• C.25mm (1")
• D.38 mm (1.5")

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Question No : 14
Which of the following types of cable produces very little smoke when burned?

• A.CM
• B.CMG
• C.CMUC
• D.LSZH

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Question No : 15
How much cable slack should be left in the work area after termination?

• A.0.5m (1.6')
• B.1m (3.3')
• C.1.2 m (4')
• D.3m (10')

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