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INSTC_V7 Exam Dumps - BICSI Installer 2 - Copper Exam

Question # 4

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 # 5

What is the maximum permissible amount of untwisting for category 5e cable and higher?

A.

12.7 mm (0.5")

B.

25 mm (1")

C.

38 mm (1.5")

D.

75 mm (3")

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Question # 6

How far should the top of a ladder extend above the roofline?

A.

0.3 m (1')

B.

0.5 m (1.6')

C.

0.6 m (2')

D.

0.9 m (3')

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Question # 7

What is the characteristic impedance of Series-6 coaxial cable?

A.

25 ohms

B.

50 ohms

C.

75 ohms

D.

100 ohms

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Question # 8

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 (laser-optimized)

C.

Polarization maintain SM optical fiber

D.

MM optical fiber with 50 um core diameter

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Question # 9

Which of the following fire ratings refers to the time period that the unexposed surface of a firestop assembly does not exceed 180 degrees C (325 degrees F) above its initial temperature?

A.

E rating

B.

FT rating

C.

FH rating

D.

S rating

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Question # 10

Unqualified workers must stay AT LEAST ____ from exposed energized conductors operating at 300 to 50,000 V.

A.

0.3 m (1')

B.

3 m (10')

C.

15 m (50")

D.

30 m (100')

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Question # 11

What is the minimum number of consolidation points that should serve an open office furniture cluster?

A.

1

B.

2

C.

3

D.

4

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Question # 12

A third 90-degree bend may be permitted in a conduit run if the run does NOT exceed ______?

A.

5 m (16.5')

B.

10 m (33')

C.

15 m (50')

D.

30 m (100')

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Question # 13

Which of the following is a building-serving space that houses large pieces of common active equipment?

A.

TR

B.

ER

C.

TE

D.

Mechanical Room

E.

Battery room

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Question # 14

What is the minimum inside bend radius for balanced twisted pair (multi-pair) cable?

A.

25 mm (1")

B.

50 mm (2")

C.

6 times the outside cable diameter

D.

10 times the outside cable diameter

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Question # 15

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 # 16

Which of the following components is used to bond the electrical system's grounding electrode system to the PBB?

A.

RBB

B.

BBC

C.

TBB

D.

TBC

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Question # 17

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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