ELECTRONIC COMMUNICATIONS EXAM
PREP 2026 QUESTION BANK AND ANSWER
KEY MASTER SIGNAL PROCESSING SET
◉ What is the role of technicians in the communication industry?
Answer: Install, troubleshoot, repair, calibrate, and maintain
equipment
◉ What do technical sales representatives do?
Answer: Determine customer needs, write proposals, and sell
equipment
◉ What is the function of technical writers in the communication
industry?
Answer: Generate technical documentation for equipment and
systems
◉ What do trainers in the communication industry develop?
Answer: Training programs and materials, and conduct classroom
training
, ◉ What are the major segments of the communication electronics
industry?
Answer: Manufacturers, resellers, service organizations, and end
users
◉ What is gain in electronics?
Answer: Gain refers to amplification and is the ratio of a circuit's
output to its input.
◉ How is power gain (Ap) calculated?
Answer: Power gain (Ap) is calculated as Pout / Pin.
◉ What does attenuation refer to in electronics?
Answer: Attenuation refers to a loss introduced by a circuit or
component, where the output signal is lower in amplitude than the
input.
◉ What is the formula for calculating attenuation (A)?
Answer: Attenuation (A) is calculated as output/input = Vout/Vin.
◉ What unit is used to express gain or loss in a circuit?
Answer: The decibel (dB) is used to express the gain or loss of a
circuit.
PREP 2026 QUESTION BANK AND ANSWER
KEY MASTER SIGNAL PROCESSING SET
◉ What is the role of technicians in the communication industry?
Answer: Install, troubleshoot, repair, calibrate, and maintain
equipment
◉ What do technical sales representatives do?
Answer: Determine customer needs, write proposals, and sell
equipment
◉ What is the function of technical writers in the communication
industry?
Answer: Generate technical documentation for equipment and
systems
◉ What do trainers in the communication industry develop?
Answer: Training programs and materials, and conduct classroom
training
, ◉ What are the major segments of the communication electronics
industry?
Answer: Manufacturers, resellers, service organizations, and end
users
◉ What is gain in electronics?
Answer: Gain refers to amplification and is the ratio of a circuit's
output to its input.
◉ How is power gain (Ap) calculated?
Answer: Power gain (Ap) is calculated as Pout / Pin.
◉ What does attenuation refer to in electronics?
Answer: Attenuation refers to a loss introduced by a circuit or
component, where the output signal is lower in amplitude than the
input.
◉ What is the formula for calculating attenuation (A)?
Answer: Attenuation (A) is calculated as output/input = Vout/Vin.
◉ What unit is used to express gain or loss in a circuit?
Answer: The decibel (dB) is used to express the gain or loss of a
circuit.
