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Question 1
What is the nominal characteristic impedance of the coaxial cable used in MATV and cable television distribution systems?
Correct Answer:
75 ohms
Question 2
In a master antenna television (MATV) system, what does the headend do?
Correct Answer:
It receives, processes, and combines the incoming signals before they enter the distribution system
Question 3
A two-way splitter is installed in a 75-ohm distribution system. What is the approximate insertion loss seen at each output port?
Correct Answer:
About 3.5 dB
Question 4
A headend delivers +20 dBmV to a riser. The run to the first tap loses 6 dB in cable, a two-way splitter costs 3.5 dB, and the drop loses 4 dB. What level reaches the outlet?
Correct Answer:
+6.5 dBmV
Question 5
Why is RG-11 sometimes used instead of RG-6 for long coaxial runs in a building distribution system?
Correct Answer:
RG-11 has lower attenuation per 100 feet, so it preserves more signal on long runs
Question 1
Exam overview

About this Exam

Prepare with the AL Telecommunications Practice Questions - Alabama Telecommunications Contractor Examination Exam practice quiz. This question bank includes 100 questions covering coaxial, concrete, tower, antenna, and steel. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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AL Telecommunications Practice Questions - Alabama Telecommunications Contractor Examination Exam

This practice set contains 100 questions from the matching question bank and focuses on coaxial, concrete, tower, antenna, and steel. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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