CBRS EXAM FINAL PAPER 2026 QUESTIONS
WITH FULL ANSWERS
◉ CBRS. Answer: Citizens Broadband Radio Service
◉ CPI. Answer: Certified Professional Installer
◉ FCC. Answer: Federal Communications Commission
◉ What is the purpose of CBRS?. Answer: CBRS allows a range of RF
bandwidth previously allocated to one licensed user to be shared
among many users while maintaining that low priority users do not
interfere with high priority users.
◉ What RF band does CBRS control?. Answer: 3550 MHz - 3700
MHz
◉ When and by who was CBRS created?. Answer: Created by the FCC
in 2015
◉ What is the CBRS vision?. Answer: 150 Mhz of new wireless
bandwidth that can be used for fixed or mobile broadband access.
, ◉ What does the SAS do?. Answer: The SAS (Spectrum Access
System) monitors all CBRS clients and receives information from
CPI's that allows it to make sure that low priority users are not
interfering with high priority users
◉ What are the advantages of a shared spectrum?. Answer:
Efficiency: lower priority users are able to use parts of RF spectrum
that were previously allocated to a single user 100% of the time
even when they weren't being used.
Time To Market: It is very quick and easy for new companies to start
using parts of the CBRS RF spectrum, where it used to take over 10
years to gain possession of bandwidth.
Cost: It is completely free for a new business to begin using
bandwidth, where companies do have the option to pay for higher
priority. Before CBRS it used to cost billions of dollars to take
possession of a range of bandwidth.
◉ What is an Aggregate Interference Constraint?. Answer: Aggregate
Interference Constraint refers to something that makes sure that
interference seen by higher priority users is kept at a usable and
acceptable level.
◉ Incumbents. Answer: Tier 1 users who were using the CBRS band
before the CBRS was created.
WITH FULL ANSWERS
◉ CBRS. Answer: Citizens Broadband Radio Service
◉ CPI. Answer: Certified Professional Installer
◉ FCC. Answer: Federal Communications Commission
◉ What is the purpose of CBRS?. Answer: CBRS allows a range of RF
bandwidth previously allocated to one licensed user to be shared
among many users while maintaining that low priority users do not
interfere with high priority users.
◉ What RF band does CBRS control?. Answer: 3550 MHz - 3700
MHz
◉ When and by who was CBRS created?. Answer: Created by the FCC
in 2015
◉ What is the CBRS vision?. Answer: 150 Mhz of new wireless
bandwidth that can be used for fixed or mobile broadband access.
, ◉ What does the SAS do?. Answer: The SAS (Spectrum Access
System) monitors all CBRS clients and receives information from
CPI's that allows it to make sure that low priority users are not
interfering with high priority users
◉ What are the advantages of a shared spectrum?. Answer:
Efficiency: lower priority users are able to use parts of RF spectrum
that were previously allocated to a single user 100% of the time
even when they weren't being used.
Time To Market: It is very quick and easy for new companies to start
using parts of the CBRS RF spectrum, where it used to take over 10
years to gain possession of bandwidth.
Cost: It is completely free for a new business to begin using
bandwidth, where companies do have the option to pay for higher
priority. Before CBRS it used to cost billions of dollars to take
possession of a range of bandwidth.
◉ What is an Aggregate Interference Constraint?. Answer: Aggregate
Interference Constraint refers to something that makes sure that
interference seen by higher priority users is kept at a usable and
acceptable level.
◉ Incumbents. Answer: Tier 1 users who were using the CBRS band
before the CBRS was created.
