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ACS Missed Question Codes - Drone (Part 107)
FAA Missed ACS Codes
for Unmanned Aircraft Systems Exams
Drone (Part 107) ACS Exams
Got some missed questions on your part 107 written test? No worries, it happens to all of us. If the codes listed on your test results start with "UA", you're in the right place. Your Drone Pilot ACS (Airman Certification Standards) missed question codes will be listed below, and you can see which subject areas to study more. Keep in mind, you won't know exactly which questions you got wrong, only the general subjects missed of the UAS ACS.
If you missed any questions on your FAA Knowledge Test, you will find the Airman Certification Standards codes on your test report.
Click Here to view, and if desired, download, your ACS document.
I.Regulations
Task A. General
References: 14 CFR parts 89 and 107, subpart A; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in the general regulatory requirements of 14 CFR parts 89 and 107.
References: 14 CFR parts 89 and 107, subpart A; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in the general regulatory requirements of 14 CFR parts 89 and 107.
Knowledge:
The applicant demonstrates understanding of:
UA.I.A.K1
Applicability of 14 CFR part 107 to small unmanned aircraft operations.
UA.I.A.K2
Definitions used in 14 CFR part 107.
UA.I.A.K3
The ramifications of falsification, reproduction, or alteration of a certificate, rating, authorization, record, or report.
UA.I.A.K4
Accident Reporting.
UA.I.A.K5
Inspection, testing, and demonstration of compliance.
UA.I.A.K6
Multiple category sUAS.
UA.I.A.K7
Record retention.
UA.I.A.K8
Previously manufactured sUAS.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task B. Operating Rules
References: 14 CFR parts 47, 48, 89, and 107, subpart B; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable of the operating rules of 14 CFR parts 89 and 107, the registration rules of 14 CFR parts 47 and 48, and other associated operating requirements.
References: 14 CFR parts 47, 48, 89, and 107, subpart B; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable of the operating rules of 14 CFR parts 89 and 107, the registration rules of 14 CFR parts 47 and 48, and other associated operating requirements.
Knowledge:
The applicant demonstrates understanding of:
UA.I.B.K1
Registration requirements for sUAS.
UA.I.B.K2
Requirement for the sUAS to be in a condition for safe operation.
UA.I.B.K3
Medical condition(s) that would interfere with safe operation of an sUAS.
UA.I.B.K4
Responsibility and authority of the remote PIC.
UA.I.B.K4a
a. Allowing a person other than the remote PIC to manipulate the flight controls.
UA.I.B.K5
Regulatory deviation and reporting requirements for in-flight emergencies.
UA.I.B.K6
Hazardous operations.
UA.I.B.K6a
a. Careless or reckless
UA.I.B.K6b
b. Dropping an object
UA.I.B.K7
Operating from a moving aircraft or moving land- or water-borne vehicle.
UA.I.B.K8
Alcohol or drugs and the provisions on prohibition of use.
UA.I.B.K9
Daylight operation.
UA.I.B.K10
Visual line of sight (VLOS) aircraft operations.
UA.I.B.K11
Requirements when a visual observer is used.
UA.I.B.K12
Prohibition of operating multiple sUAS.
UA.I.B.K13
Prohibition of carrying hazardous material.
UA.I.B.K14
Staying safely away from other aircraft and right-of-way rules.
UA.I.B.K14a
a. See and avoid other aircraft and other potential hazard considerations of the remote PIC
UA.I.B.K15
Operations over human beings (Refer to Area of Operation I, Task E).
UA.I.B.K16
Prior authorization required for operation in certain airspace.
UA.I.B.K17
Operating in the vicinity of airports.
UA.I.B.K18
Operating in prohibited or restricted areas.
UA.I.B.K19
Flight restrictions in the proximity of certain areas designated by notice to airmen (NOTAM).
UA.I.B.K20
Preflight familiarization, inspection, and actions for aircraft operations.
UA.I.B.K21
Operating limitations for sUAS.
UA.I.B.K21a
a. Maximum groundspeed
UA.I.B.K21b
b. Altitude limitations
UA.I.B.K21c
c. Minimum visibility
UA.I.B.K21d
d. Cloud clearance requirements
UA.I.B.K22
Requirements for a Remote Pilot Certificate with an sUAS rating.
UA.I.B.K23
Automated operations.
UA.I.B.K24
Civil twilight operations.
UA.I.B.K25
Night operations.
UA.I.B.K26
Transportation of property.
UA.I.B.K27
ATC transponder equipment prohibition.
UA.I.B.K28
ADS-B Out prohibition.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task C. Remote Pilot Certification with an sUAS Rating
References: 14 CFR part 107, subpart C; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in the requirements associated with remote pilot certification with an sUAS rating.
References: 14 CFR part 107, subpart C; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in the requirements associated with remote pilot certification with an sUAS rating.
Knowledge:
The applicant demonstrates understanding of:
UA.I.C.K1
Offenses involving alcohol or drugs.
UA.I.C.K2
The consequences of refusing to submit to a drug or alcohol test or to furnish test results.
UA.I.C.K3
The eligibility requirements for a Remote Pilot Certificate with an sUAS rating.
UA.I.C.K4
Aeronautical knowledge recency.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task D. Waivers
References: 14 CFR part 107, subpart D; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable of the FAA waiver policy and requirements.
References: 14 CFR part 107, subpart D; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable of the FAA waiver policy and requirements.
Knowledge:
The applicant demonstrates understanding of:
UA.I.D.K1
Waiver policy and requirements.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task E. Operations Over People
References: 14 CFR parts 89 and 107; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable of the operating rules of 14 CFR parts 89 and 107, and the associated operating requirements when operating over people.
References: 14 CFR parts 89 and 107; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable of the operating rules of 14 CFR parts 89 and 107, and the associated operating requirements when operating over people.
Knowledge:
The applicant demonstrates understanding of:
UA.I.E.K1
Remote pilot responsibilities when operating over people.
UA.I.E.K2
Operations over people at night.
UA.I.E.K3
Category of operations, including:
UA.I.E.K3a
a.Category 1
UA.I.E.K3b
b.Category 2
UA.I.E.K3c
c.Category 3
UA.I.E.K3d
d.Category 4
UA.I.E.K4
Selecting an operational area.
UA.I.E.K5
Minimum distances from a person.
UA.I.E.K6
Operations over moving vehicles.
UA.I.E.K7
Modifications to an sUAS.
UA.I.E.K8
Closed and restricted access sites.
UA.I.E.K9
Remote Pilot operating instructions.
UA.I.E.K10
Required components and Category declaration.
UA.I.E.K11
Optional components.
UA.I.E.K12
Applicant produced, designed, or modified sUAS for operations over people.
UA.I.E.K13
Declaration of Compliance (DoC).
UA.I.E.K14
Maintenance of an sUAS that is eligible for operations over people.
UA.I.E.K15
Means of Compliance (MoC).
UA.I.E.K16
Impact kinetic energy.
UA.I.E.K17
Exposed rotating parts.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task F. Remote Identification (RID)
References: 14 CFR part 89; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine the applicant exhibits satisfactory knowledge associated with operating rules of 14 CFR part 89 and their associated operating requirements.
References: 14 CFR part 89; AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine the applicant exhibits satisfactory knowledge associated with operating rules of 14 CFR part 89 and their associated operating requirements.
Knowledge:
The applicant demonstrates understanding of:
UA.I.F.K1
Standard remote identification.
UA.I.F.K2
Alternative remote identification.
UA.I.F.K3
Operations for aeronautical research.
UA.I.F.K4
ADS-B Out.
UA.I.F.K5
Confirmation of identification.
UA.I.F.K6
Minimum message elements broadcast for remote identification.
UA.I.F.K7
Product labeling.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
II.Airspace Classification and Operating Requirements
Task A. Airspace Classification
References: 14 CFR part 71; AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in airspace classification.
References: 14 CFR part 71; AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in airspace classification.
Knowledge:
The applicant demonstrates understanding of:
UA.II.A.K1
General airspace
UA.II.A.K1a
a. Class B controlled airspace
UA.II.A.K1b
b. Class C controlled airspace
UA.II.A.K1c
c. Class D controlled airspace
UA.II.A.K1d
d. Class E controlled airspace
UA.II.A.K1e
e. Class G uncontrolled airspace
UA.II.A.K2
Special-use airspace, such as prohibited, restricted, warning areas, military operation areas, alert areas, and controlled firing areas.
UA.II.A.K3
Other airspace areas, such as Airport Advisory Services, Military Training Routes (MTRs), Temporary Flight Restrictions (TFRs), Parachute Jump Operations, Terminal Radar Service Areas (TRSAs), National Security Areas (NSA) and Visual Flight Rules (VFR) routes.
UA.II.A.K4
Air Traffic Control (ATC) and the NAS.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task B. Airspace Operational Requirements
References: 14 CFR part 71; AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22; SAFO 10015
Objective: To determine that the applicant is knowledgeable of airspace operational requirements.
References: 14 CFR part 71; AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22; SAFO 10015
Objective: To determine that the applicant is knowledgeable of airspace operational requirements.
Knowledge:
The applicant demonstrates understanding of:
UA.II.B.K1
Basic weather minimums.
UA.II.B.K2
ATC authorizations and related operating limitations.
UA.II.B.K3
Operations near airports.
UA.II.B.K4
Potential flight hazards.
UA.II.B.K4a
a. Common aircraft accident causal factors
UA.II.B.K4b
b. Avoid flight beneath unmanned balloons
UA.II.B.K4c
c. Emergency airborne inspection of other aircraft
UA.II.B.K4d
d. Precipitation static
UA.II.B.K4e
e. Light amplification by stimulated emission of radiation (laser) operations and reporting illumination of aircraft
UA.II.B.K4f
f. Avoiding flight in the vicinity of thermal plumes, such as smoke stacks and cooling towers
UA.II.B.K4g
g. Flying in the wire environment
UA.II.B.K5
The NOTAM system including how to obtain an established NOTAM through Flight Service.
UA.II.B.K6
Operator equipment for night flight.
UA.II.B.K7
Ground structures and ground structure lighting.
UA.II.B.K8
Hazards on the ground that do not have lighting.
UA.II.B.K9
Manned aircraft lighting.
UA.II.B.K10
sUAS lighting requirements.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
III.Weather
Task A. Sources of Weather
References: AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in sources of weather information.
References: AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in sources of weather information.
Knowledge:
The applicant demonstrates understanding of:
UA.III.A.K1
Internet weather briefing and sources of weather available for flight planning purposes.
UA.III.A.K2
Aviation routine weather reports (METAR).
UA.III.A.K3
Terminal aerodrome forecasts (TAF).
UA.III.A.K4
Weather charts.
UA.III.A.K5
Automated surface observing systems (ASOS) and automated weather observing systems (AWOS).
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task B. Effects of Weather on Performance
References: AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable of the effects of weather on performance.
References: AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable of the effects of weather on performance.
Knowledge:
The applicant demonstrates understanding of:
UA.III.B.K1
Weather factors and their effects on performance:
UA.III.B.K1a
a. Density altitude
UA.III.B.K1b
b. Wind and currents
UA.III.B.K1c
c. Atmospheric stability, pressure, and temperature
UA.III.B.K1d
d. Air masses and fronts
UA.III.B.K1e
e. Thunderstorms and microbursts
UA.III.B.K1f
f. Tornadoes
UA.III.B.K1g
g. Icing
UA.III.B.K1h
h. Hail
UA.III.B.K1i
i. Fog
UA.III.B.K1j
j. Ceiling and visibility
UA.III.B.K1k
k. Lightning
Risk Management:
[Reserved]
Skills:
[Not Applicable]
IV. Loading and Performance
Task A. Loading and Performance
References: AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in the loading and performance of an sUAS.
References: AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in the loading and performance of an sUAS.
Knowledge:
The applicant demonstrates understanding of:
UA.IV.A.K1
General loading and performance:
UA.IV.A.K1a
a. Effects of loading changes
UA.IV.A.K1b
b. Balance, stability, and center of gravity
UA.IV.A.K2
Importance and use of performance data to calculate the effect on the aircraft’s performance of an sUAS.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
V.Operations
Task A. Radio Communications Procedures
References: AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in radio communication procedures.
References: AC 107-2; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in radio communication procedures.
Knowledge:
The applicant demonstrates understanding of:
UA.V.A.K1
Airport operations with and without an operating control tower.
UA.V.A.K2
The description and use of a Common Traffic Advisory Frequency (CTAF) to monitor manned aircraft communications.
UA.V.A.K3
Recommended traffic advisory procedures used by manned aircraft pilots, such as selfannouncing of position and intentions.
UA.V.A.K4
Aeronautical advisory communications station (UNICOM) and associated communication procedures used by manned aircraft pilots.
UA.V.A.K5
Automatic Terminal Information Service (ATIS).
UA.V.A.K6
Aircraft call signs and registration numbers.
UA.V.A.K7
The phonetic alphabet.
UA.V.A.K8
Phraseology: altitudes, directions, speed, and time.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task B. Airport Operations
References: AC 107-2, 150/5200-32; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in airport operations.
References: AC 107-2, 150/5200-32; AIM; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in airport operations.
Knowledge:
The applicant demonstrates understanding of:
UA.V.B.K1
Types of airports, such as towered, uncontrolled towered, heliport, and seaplane bases.
UA.V.B.K2
ATC towers, such as ensuring the remote pilot can monitor and interpret ATC communications to improve situational awareness.
UA.V.B.K3
Runway markings and signage.
UA.V.B.K4
Traffic patterns used by manned aircraft pilots.
UA.V.B.K5
Security Identification Display Areas (SIDA).
UA.V.B.K6
Sources for airport data:
UA.V.B.K6a
a. Aeronautical charts
UA.V.B.K6b
b. Chart Supplements
UA.V.B.K7
Avoiding bird and wildlife hazards and reporting collisions between aircraft and wildlife.
UA.V.B.K8
Airport and seaplane base lighting.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task C. Emergency Procedures
References: AC 107-2; FAA-H-8083-25; FAA-G-8082-22; SAFOs 09013, 10017, 15010
Objective: To determine that the applicant is knowledgeable in sUAS emergency procedures.
References: AC 107-2; FAA-H-8083-25; FAA-G-8082-22; SAFOs 09013, 10017, 15010
Objective: To determine that the applicant is knowledgeable in sUAS emergency procedures.
Knowledge:
The applicant demonstrates understanding of:
UA.V.C.K1
Emergency planning and communication.
UA.V.C.K2
Characteristics and potential hazards of lithium batteries:
UA.V.C.K2a
a. Safe transportation, such as proper inspection and handling
UA.V.C.K2b
b. Safe charging
UA.V.C.K2c
c. Safe usage
UA.V.C.K2d
d. Risks of fires involving lithium batteries
UA.V.C.K3
Loss of aircraft control link and fly-aways.
UA.V.C.K4
Loss of Global Positioning System (GPS) signal during flight and potential consequences.
UA.V.C.K5
Frequency spectrums and associated limitations.
UA.V.C.K6
Procedures for operations over people.
UA.V.C.K7
Procedures for operations at night.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task D. Aeronautical Decision-Making
References: AC 107-2; FAA-H-8083-2, FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in aeronautical decision-making.
References: AC 107-2; FAA-H-8083-2, FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in aeronautical decision-making.
Knowledge:
The applicant demonstrates understanding of:
UA.V.D.K1
Aeronautical Decision-Making (ADM):
UA.V.D.K1a
a. Effective team communication
UA.V.D.K1b
b. Task management
UA.V.D.K2
Crew Resource Management (CRM).
UA.V.D.K3
Situational awareness.
UA.V.D.K4
Hazardous attitudes.
UA.V.D.K5
Hazard identification and risk assessment.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task E. Physiology
References: AC 107-2; FAA-H-8083-2, FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in the physiological factors affecting remote pilot performance.
References: AC 107-2; FAA-H-8083-2, FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in the physiological factors affecting remote pilot performance.
Knowledge:
The applicant demonstrates understanding of:
UA.V.E.K1
Physiological considerations and their effects on safety, such as dehydration and heatstroke.
UA.V.E.K2
Drug and alcohol use.
UA.V.E.K3
Prescription and over-the-counter medication.
UA.V.E.K4
Hyperventilation.
UA.V.E.K5
Stress and fatigue.
UA.V.E.K6
Factors affecting vision.
UA.V.E.K7
Fitness for flight.
UA.V.E.K8
Physiological aspects of night operation.
UA.V.E.K9
Night illusions.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
Task F. Maintenance and Inspection Procedures
References: AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in sUAS maintenance and inspection procedures.
References: AC 107-2; FAA-H-8083-25; FAA-G-8082-22
Objective: To determine that the applicant is knowledgeable in sUAS maintenance and inspection procedures.
Knowledge:
The applicant demonstrates understanding of:
UA.V.F.K1
Basic maintenance.
UA.V.F.K2
Preflight inspection.
UA.V.F.K3
Techniques to mitigate mechanical failures of all elements used in sUAS operations, such as the battery and/or any device(s) used to operate the sUAS.
UA.V.F.K4
Appropriate record keeping.
UA.V.F.K5
Persons that may perform maintenance on an sUAS.
UA.V.F.K6
Preflight inspection for night operations.
UA.V.F.K7
Manufacturer's Declaration of Compliance for Category 2 and 3 operations.
Risk Management:
[Reserved]
Skills:
[Not Applicable]
