sUAS Certification Exam

1.) Which sensors are used in IMU?

Accelerometers

gyroscope

magnetometers

2.) If power and wavelength are equal antenna w/ shortest range?

Omni-directional

3.) Which of the following is a Digital Elevation Model representing the earth's surface void of vegetation and structures?

Digital Terrain Model

4.) The acronym SAR refers to which of the following active remote sensing payloads that can see through clouds?

Synthetic aperture radar

5.) Using lightweight and composite materials and airfoils w/ high aspect ratios will help an aircraft achieve what?

Higher Endurance

6.) What data links enable BLOS operations?

Daisy chain

TRUST

Comply w/ see and avoid

Multiple data links

7.) Density altitude affects the visibility of the pilot

False

8.) Operational planning is an aspect of staffing and HR management

False

9.) The earth's atmosphere w/ a variety if gases causes which remote sensing effects?

Absorption

Refraction

Scattering

10.) Infrared payloads are constructed similarly to RGB w/ what exceptions?

The semiconductor material is different

11.) Which of the following are classification systems used for regulating UAS?

GTOW

kinetic energy

12.) Describing the shape of a wings cross section?

Airfoil

13.) Emissivity compares the thermal remittance of an object to which of the following?

Black body

14.) Aviation uses G forces to measure which of the following?

Acceleration

15.) What is the primary role of the human in an RPAS?

Safety and reliability

16.) Which of the following types of ir payloads capture absolute temp measurements?

Radiometric IR

17.) What level of autonomy describes a vehicle that can perform tasks under limited conditions?

LOA 3

18.) Which of the following are common architecture components shared by all robots?

Electronic systems

Mechanical structure

Software

19.) Which frequency bands are commonly used in RPAS?

S Band

L Band

C Band

Ku Band

20.) The Ground Data Terminal provides communication w/ airborne systems equipped w/ a data link

True

21.) Metric that can be used to assess system reliability?

MBTF

22.) Altitude airspace and real time video feeds are commonly displayed on a primary flight display

False

23.) Lidar measures distances between the sensor and the object of reference and can generate 3d maps and models

True

24.) Geometric correction in remote sensing ensures accurate georeferencing , corrects distortion and inaccuracies, and removes unwanted objects from the dataset

False

25.) Air density decreases w/ increasing temperature causing performance to decrease

True

26.) Radiance in remote sensing is energy emitted by the sensor

False

27.) What advantage does a directional antenna have over omni directional?

Transmission over longer distances

28.) Which components are in a GCS?

Control Interface

Display system

***

29.) Which of the following have limited growth of the UAS regulations?

Low flying aircraft traffic management

The rapid pace of technological advancement

VFR See and Avoid requirements

30.) Lower frequency carrier waves can carry more information

False

31.) Frequency modulation involves encoding information into a carrier wave by varying the amplitude, amount of energy carried by the wave

False

32.) What part of a GCS is also a hardware component of the data link?

Ground Data Terminal

33.) Which of the following has the primary function of automating the air vehicles flight control?

Flight Control Computer

34.) Adding an overweight payload to an RPAS can adversely affect performance in what ways?

Diminished controllability

Higher stall speed

Poor rate of climb

Reduced maneuverability

35.) Radiometric correction involves adjusting the brightness and color values of data

True

36.) A combustion engine generates thrust by accelerating a stream of air or fluid in the direction opposite to its rotation

False

37.) Which of the following types of accuracy refers to the accuracy of spatial data with respect to real world coordinates?

Geometric Connection

38.) Control surfaces like ailerons, rudders, and elevators perform which of the following tasks?

Control the aircrafts movement and attitude

Question 11 left off