USI Safety Certification Level 1 Practice Exam Questions with Correct Answers Latest Update
2026/2027
Robotic watercraft designed for underwater exploration are referred to as Unmanned Surface
Vehicles (T/F) - Answers False
Scattering is defined as - Answers Beam of radio waves hitting a mass of smaller materials,
which individually reflect and spread the radio waves in different directions
What device provides a remote pilot data from the air vehicle to indicate a dangerous or
irregular flight condition? - Answers Warning lights and annunciator alarms
The center of gravity depends on the distribution of aircraft weight. Therefore, putting all the
weight at the CG creates a _____ aircraft - Answers stable
While commands are sent from the remote pilot, what is sent from the aerial vehicle? - Answers
data
The science of making size and distance measurements from a series of remote sensing
images is known as - Answers Photogrammetry
Absorption is defined as - Answers Radio waves consumed by an object
To qualify for Part 107 remote pilot license, which is a necessary requirement? - Answers TSA
background check
What is the maximum authorized ground speed for a sUAS - Answers 100MPH / 87kts
A _____ is a boundary separating two airmasses of different densities - Answers Front
At select airports, when you need a report which tells future airport conditions for a five mile
radius, you look for the _____ - Answers TAF
A GCS provides a command center with vehicle takeoff and landing connectivity and _____ -
Answers is an en-route command and control facility
In the electromagnetic spectrum, there are seven basic bands of EMR including Gamma, Visible,
Infrared, Microwave, _____, _____, and _____ - Answers X-ray, ultraviolet, radio
To ensure safety of the NAS, all sUAS pilots must - Answers not interfere with manned flight
A helicopter is a type of rotary wing aircraft (T/F) - Answers true
An electro-optical camera using its own Electromagnetic Radiation (flash) for illumination at
night is _____ - Answers active
When selecting datalink hardware, and important factor that needs to be considered is -
Answers [NOT aircraft type]
, Visual line of sight refers to the greatest horizontal distance at which prominent objects can be
viewed with the naked eye - Answers True
Datalinks provide information back and forth from the air vehicle to the ground control station -
Answers True
A major contributing factor to lift is the tilt or angle of the airfoil - Answers True
Unmanned aircraft displays are based on manned aircraft displays - Answers true
A remote pilot communicates back and forth with the UAS using - Answers a telemetry interface
Even if your sUAS can operate autonomously, a commercial remote pilot in command must
keep the aircraft in sight at all times to monitor the location of the aircraft and see and avoid
any obstacles or hazards, including manned aircraft - Answers true
What must occur for an rPIC to deviate from part 107 rules and regulations? - Answers in-flight
emergency
Wings and props must move through the air faster to generate the same amount of _____ when
there is a decrease in air density that reduces unmanned aircraft performance - Answers lift
The sensors used for photogrammetry are passive or _____ - Answers active
If the UA is overweight,what change can the remote pilot expect? - Answers Decrease in
maneuverability
What type of airport actively controls air traffic? - Answers towered airport
Icing can occur any time the temperature nears _____ and _____ is present - Answers 32 F
visible moisture
Radio interference can be the result of - Answers another user operating on the same or a
similar band as the drone being flown
To reduce the risk of lost-link situations and to maintain communications integrity, _____ -
Answers have many redundant and backup systems
After registering your sUAS, the FAA registration numbers must be placed - Answers on the
outside of the aircraft
There are three primary elements of unmanned aircraft systems. They are: - Answers
mechanical structure
electronic systems
software program
2026/2027
Robotic watercraft designed for underwater exploration are referred to as Unmanned Surface
Vehicles (T/F) - Answers False
Scattering is defined as - Answers Beam of radio waves hitting a mass of smaller materials,
which individually reflect and spread the radio waves in different directions
What device provides a remote pilot data from the air vehicle to indicate a dangerous or
irregular flight condition? - Answers Warning lights and annunciator alarms
The center of gravity depends on the distribution of aircraft weight. Therefore, putting all the
weight at the CG creates a _____ aircraft - Answers stable
While commands are sent from the remote pilot, what is sent from the aerial vehicle? - Answers
data
The science of making size and distance measurements from a series of remote sensing
images is known as - Answers Photogrammetry
Absorption is defined as - Answers Radio waves consumed by an object
To qualify for Part 107 remote pilot license, which is a necessary requirement? - Answers TSA
background check
What is the maximum authorized ground speed for a sUAS - Answers 100MPH / 87kts
A _____ is a boundary separating two airmasses of different densities - Answers Front
At select airports, when you need a report which tells future airport conditions for a five mile
radius, you look for the _____ - Answers TAF
A GCS provides a command center with vehicle takeoff and landing connectivity and _____ -
Answers is an en-route command and control facility
In the electromagnetic spectrum, there are seven basic bands of EMR including Gamma, Visible,
Infrared, Microwave, _____, _____, and _____ - Answers X-ray, ultraviolet, radio
To ensure safety of the NAS, all sUAS pilots must - Answers not interfere with manned flight
A helicopter is a type of rotary wing aircraft (T/F) - Answers true
An electro-optical camera using its own Electromagnetic Radiation (flash) for illumination at
night is _____ - Answers active
When selecting datalink hardware, and important factor that needs to be considered is -
Answers [NOT aircraft type]
, Visual line of sight refers to the greatest horizontal distance at which prominent objects can be
viewed with the naked eye - Answers True
Datalinks provide information back and forth from the air vehicle to the ground control station -
Answers True
A major contributing factor to lift is the tilt or angle of the airfoil - Answers True
Unmanned aircraft displays are based on manned aircraft displays - Answers true
A remote pilot communicates back and forth with the UAS using - Answers a telemetry interface
Even if your sUAS can operate autonomously, a commercial remote pilot in command must
keep the aircraft in sight at all times to monitor the location of the aircraft and see and avoid
any obstacles or hazards, including manned aircraft - Answers true
What must occur for an rPIC to deviate from part 107 rules and regulations? - Answers in-flight
emergency
Wings and props must move through the air faster to generate the same amount of _____ when
there is a decrease in air density that reduces unmanned aircraft performance - Answers lift
The sensors used for photogrammetry are passive or _____ - Answers active
If the UA is overweight,what change can the remote pilot expect? - Answers Decrease in
maneuverability
What type of airport actively controls air traffic? - Answers towered airport
Icing can occur any time the temperature nears _____ and _____ is present - Answers 32 F
visible moisture
Radio interference can be the result of - Answers another user operating on the same or a
similar band as the drone being flown
To reduce the risk of lost-link situations and to maintain communications integrity, _____ -
Answers have many redundant and backup systems
After registering your sUAS, the FAA registration numbers must be placed - Answers on the
outside of the aircraft
There are three primary elements of unmanned aircraft systems. They are: - Answers
mechanical structure
electronic systems
software program
