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CTS-I Exam Dumps - AVIXA Communications Certifications Questions and Answers

Question # 144

The equation which correctly states the difference in decibels for two power values is _____.

Options:

A.

10 times the logarithm of the inverse of the two numbers being compared

B.

10 times the logarithm of the difference of the two numbers being compared

C.

10 times the logarithm of the sum of the two numbers being compared

D.

10 times the logarithm of the ratio of the two numbers being compared

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Question # 145

Phantom power typically ranges from _____ VDC.

Options:

A.

5 to 35

B.

1 to 10

C.

12 to 48

D.

20 to 55

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Question # 146

In an electrical power distribution installation, the safety earth/ground connects to: (Choose all that apply.)

Options:

A.

the ground (planet Earth)

B.

raceways, ducts, conduit, and cable trays

C.

exposed conductive parts of the installation

D.

equipment racks

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Exam Code: CTS-I
Exam Name: Certified Technology Specialist – Installation
Last Update: Feb 24, 2026
Questions: 477
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