CBRS CITIZENS BROADBAND RADIO SERVICE
CERTIFICATION EXAM 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ 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.
CERTIFICATION EXAM 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ 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.
