USI SAFETY CERTIFICATION FINAL EXAM 2026 QUESTIONS
AND SOLUTIONS RATED A+
✔✔51) Photogrammetry uses which of the following techniques to determine the
positions of ground points by analyzing the images acquired from overlapping aerial
photographs? - ✔✔Aerial Triangulation
✔✔153. Why would radiometric IR be better than isothermal IR for evaluating
measurable temperature differences in objects? - ✔✔Radiometric IR provides absolute
temperature measurements.
✔✔154. True or False. Electro-optical (EO) payloads use electromagnetic radiation in
the visible and infrared spectrum to capture data. - ✔✔True
✔✔155. True of False. LiDAR measures distances between the sensor and the object
of reference and can generate 3D maps and models. - ✔✔True
✔✔156. Which payload is considered passive in data capture? - ✔✔Electro-Optical
(EO)
✔✔157. In remote sensing, correction algorithms are implemented to: - ✔✔To reduce
atmospheric effects.
✔✔158. True or False. The sky is blue because of Mie scattering. - ✔✔False
✔✔104. True or False. The acronym LOA stands for level of adaptation. - ✔✔False
✔✔159. True or False. Clouds are white because of Mie scattering. - ✔✔True
✔✔160. True or False. Atmospheric correction algorithms in remote sensing help
correct for scattering and absorption. - ✔✔True
✔✔162. True or False. Radiometric correction involves adjusting the brightness and
color values of data. - ✔✔True
✔✔163. A "geoid" in geospatial data is - ✔✔A model representing the Earth's gravity
field.
✔✔164. True or False. Geometric correction in remote sensing ensures accurate
georeferencing, corrects distortion and inaccuracies, and removes unwanted objects
from the dataset. - ✔✔
, ✔✔161. LiDAR systems use GPS receivers and INS to: - ✔✔Georeferenced the point
cloud data.
✔✔114. Dead reckoning is a navigational technique that estimates the aircraft's position
based on which of the following? - ✔✔Direction and speed of travel
✔✔116. Which is another name for the uplink between the Ground Control Station and
the Air Vehicle? - ✔✔Command link
✔✔117. True or False. Omni-directional antennas transmit and receive data
continuously in a 360-degree direction. - ✔✔True
✔✔118. Which of the following advantages do directional antennas have over
omnidirectional antennas? - ✔✔Directional antennas have a longer range than
omnidirectional
✔✔119. Which of the following is NOT a function of a Remotely Piloted Aircraft System
data link? - ✔✔Storing Data
✔✔120. Which frequency bands are commonly used in remotely piloted aircraft
systems? - ✔✔S-Band, L-Band, C-Band, and Ku-Band
✔✔121. True or False. Multiplexing a signal allows for the simultaneous transmission of
several signals, which has the positive side effect of reducing data link interferences. -
✔✔True
✔✔122. Equipment failure and interference by other signals or terrain can cause which
of the following? - ✔✔Loss of Link
✔✔123. True or False. Lower-frequency carrier waves can carry more information. -
✔✔False
✔✔124. Which of the following is the name for the movement of radio waves from the
transmission antenna to the receiver's antenna? - ✔✔
✔✔115. Ground reference is a navigational technique that estimates the aircraft's
position based on which of the following? - ✔✔Known landmarks
✔✔113. Increasing the RPM of all four motors on a quadcopter will induce a climb.
What will changing the RMP of two diagonal motors induce? - ✔✔Yaw
AND SOLUTIONS RATED A+
✔✔51) Photogrammetry uses which of the following techniques to determine the
positions of ground points by analyzing the images acquired from overlapping aerial
photographs? - ✔✔Aerial Triangulation
✔✔153. Why would radiometric IR be better than isothermal IR for evaluating
measurable temperature differences in objects? - ✔✔Radiometric IR provides absolute
temperature measurements.
✔✔154. True or False. Electro-optical (EO) payloads use electromagnetic radiation in
the visible and infrared spectrum to capture data. - ✔✔True
✔✔155. True of False. LiDAR measures distances between the sensor and the object
of reference and can generate 3D maps and models. - ✔✔True
✔✔156. Which payload is considered passive in data capture? - ✔✔Electro-Optical
(EO)
✔✔157. In remote sensing, correction algorithms are implemented to: - ✔✔To reduce
atmospheric effects.
✔✔158. True or False. The sky is blue because of Mie scattering. - ✔✔False
✔✔104. True or False. The acronym LOA stands for level of adaptation. - ✔✔False
✔✔159. True or False. Clouds are white because of Mie scattering. - ✔✔True
✔✔160. True or False. Atmospheric correction algorithms in remote sensing help
correct for scattering and absorption. - ✔✔True
✔✔162. True or False. Radiometric correction involves adjusting the brightness and
color values of data. - ✔✔True
✔✔163. A "geoid" in geospatial data is - ✔✔A model representing the Earth's gravity
field.
✔✔164. True or False. Geometric correction in remote sensing ensures accurate
georeferencing, corrects distortion and inaccuracies, and removes unwanted objects
from the dataset. - ✔✔
, ✔✔161. LiDAR systems use GPS receivers and INS to: - ✔✔Georeferenced the point
cloud data.
✔✔114. Dead reckoning is a navigational technique that estimates the aircraft's position
based on which of the following? - ✔✔Direction and speed of travel
✔✔116. Which is another name for the uplink between the Ground Control Station and
the Air Vehicle? - ✔✔Command link
✔✔117. True or False. Omni-directional antennas transmit and receive data
continuously in a 360-degree direction. - ✔✔True
✔✔118. Which of the following advantages do directional antennas have over
omnidirectional antennas? - ✔✔Directional antennas have a longer range than
omnidirectional
✔✔119. Which of the following is NOT a function of a Remotely Piloted Aircraft System
data link? - ✔✔Storing Data
✔✔120. Which frequency bands are commonly used in remotely piloted aircraft
systems? - ✔✔S-Band, L-Band, C-Band, and Ku-Band
✔✔121. True or False. Multiplexing a signal allows for the simultaneous transmission of
several signals, which has the positive side effect of reducing data link interferences. -
✔✔True
✔✔122. Equipment failure and interference by other signals or terrain can cause which
of the following? - ✔✔Loss of Link
✔✔123. True or False. Lower-frequency carrier waves can carry more information. -
✔✔False
✔✔124. Which of the following is the name for the movement of radio waves from the
transmission antenna to the receiver's antenna? - ✔✔
✔✔115. Ground reference is a navigational technique that estimates the aircraft's
position based on which of the following? - ✔✔Known landmarks
✔✔113. Increasing the RPM of all four motors on a quadcopter will induce a climb.
What will changing the RMP of two diagonal motors induce? - ✔✔Yaw
