Exam quiz EASA Drone Quiz

Question 1

Modern small UAVs typically use:

Accepted Answer

LiPo/Li‑ion chemistry with high energy density

Answer

Lead‑acid batteries

Answer

Zinc‑air cells

Answer

Fuel cells only

Question 2

Regarding static stability, an aircraft can be:

Accepted Answer

Only unstable

Answer

Stable, neutral, or unstable

Answer

Only neutrally stable

Answer

Only stable

Question 3

Aerodynamic drag depends primarily on:

Accepted Answer

Air density, speed², drag coefficient (Cd) and reference area

Answer

Number of satellites

Answer

Battery voltage only

Answer

Motor serial number

Question 4

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Moon phases

Answer

Ocean salinity

Question 5

Is the centre of gravity (CG) important for UAV stability?

Accepted Answer

Yes, CG position is critical for stability and control

Answer

No, flight controller negates its effect

Answer

Only for fixed‑wing, not multirotors

Answer

Only with special authorisation

Question 6

A good pre‑flight checklist should include:

Accepted Answer

Battery/prop integrity, compass/IMU status, home point, control link, weather

Answer

SD card free space only

Answer

Camera ISO value only

Answer

Aesthetic inspection

Question 7

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Continue using sensors only

Answer

Ignore if GPS OK

Answer

Climb above obstacles

Question 8

EASA Open subcategories A1/A2/A3 are for:

Accepted Answer

Low‑risk operations under defined limits, without prior operational authorisation

Answer

All BVLOS operations

Answer

Carriage of dangerous goods

Answer

Operations over assemblies of people

Question 9

Which of the following statements is correct?

Accepted Answer

In the Mesosphere

Answer

True but only if the obstacles exceed 100 feet in height

Answer

In the Thermosphere

Answer

In the Exosphere

Question 10

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Ocean salinity

Answer

Earth’s magnetic field

Answer

Moon phases

Question 11

Which of the following statements is correct?

Accepted Answer

Dynamic meteorology

Answer

One or more cells

Answer

All other answers are correct

Answer

Synoptic meteorology

Question 12

EASA Open subcategories A1/A2/A3 are for:

Accepted Answer

Low‑risk operations under defined limits, without prior operational authorisation

Answer

Operations over assemblies of people

Answer

All BVLOS operations

Answer

Carriage of dangerous goods

Question 13

Where does the aircraft weight act?

Accepted Answer

At the centre of gravity (CG)

Answer

At the nose

Answer

At the centre of pressure

Answer

At the tail

Question 14

Distance estimation by eye can be altered by:

Accepted Answer

Lighting, background, aircraft size/contrast and terrain slope

Answer

Battery age

Answer

Gimbal yaw rate

Answer

SD card capacity

Question 15

What does LiPo mean?

Accepted Answer

Lithium‑polymer battery

Answer

Limestone‑polymer

Answer

Low‑ion potential

Answer

Light‑power battery

Question 16

Obstacle avoidance sensors typically have:

Accepted Answer

Limited range (a few to a few‑tens of metres) and can miss thin wires

Answer

Ability to see through walls

Answer

No limitations

Answer

Kilometres of range

Question 17

Operational/environmental limits (max wind, temp, rain, etc.) are given:

Accepted Answer

In the manufacturer’s manual and must be respected

Answer

Only by the remote pilot

Answer

Only by insurance policy

Answer

Only by local ATC

Question 18

When air is compressed due to atmospheric pressure:

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Ocean salinity

Answer

Moon phases

Question 19

Which of the following statements is correct?

Accepted Answer

In the communication made to CAA

Answer

In the Operations Manual

Answer

In the Flight Manual

Answer

In the Maintenance Manual

Question 20

Which of the following statements is correct?

Accepted Answer

1016 hPa

Answer

1013 hPa

Answer

1026 hPa

Answer

1018 hPa

Question 21

A 'hazard' is:

Accepted Answer

A condition/situation with the potential to cause incidents or harm to people/environment

Answer

A solved incident

Answer

An unavoidable event

Answer

A GPS satellite

Question 22

Is drone performance affected by altitude?

Accepted Answer

This is not important information for the remote pilot, as the drone flies in practising alone

Answer

Do not impact on UAV performance and are therefore negligible

Answer

This is important information for the remote pilot

Answer

Could possibly be of interest to pilots of manned aircraft

Question 23

What does LiPo mean?

Accepted Answer

Lithium‑polymer battery

Answer

Limestone‑polymer

Answer

Light‑power battery

Answer

Low‑ion potential

Question 24

UAS procedures and rules are:

Accepted Answer

Defined by regulations (EASA/national) and associated guidance (AMC/GM), and must be followed

Answer

Only for manned aviation

Answer

Optional tips

Answer

Suggestions on social media

Question 25

Why weigh the UAV (with payload) before operations?

Accepted Answer

To verify MTOM compliance and calculate CG

Answer

To calibrate the compass

Answer

To set geofencing

Answer

To recharge the battery

Question 26

Which of the following statements is correct?

Accepted Answer

Increases with increasing altitude

Answer

Yes, if the cells are in series

Answer

Decreases with increasing altitude

Answer

Remains unchanged (altitude is irrelevant)

Question 27

In a multicopter, the 'wing area' equivalent is:

Accepted Answer

The combined rotor disc area

Answer

Battery face area

Answer

It has no equivalent

Answer

The frame top surface

Question 28

Is the centre of gravity (CG) important for UAV stability?

Accepted Answer

Yes, CG position is critical for stability and control

Answer

Only with special authorisation

Answer

Only for fixed‑wing, not multirotors

Answer

No, flight controller negates its effect

Question 29

A good pre‑flight checklist should include:

Accepted Answer

Battery/prop integrity, compass/IMU status, home point, control link, weather

Answer

Camera ISO value only

Answer

SD card free space only

Answer

Aesthetic inspection

Question 30

A good pre‑flight checklist should include:

Accepted Answer

Battery/prop integrity, compass/IMU status, home point, control link, weather

Answer

Camera ISO value only

Answer

Aesthetic inspection

Answer

SD card free space only

Question 31

Generally abundant condensation nuclei, high humidity and weak winds favor the formation of:

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Ocean salinity

Answer

Earth’s magnetic field

Question 32

Which of the following statements is correct?

Accepted Answer

True, but only if the turbulence occurs at altitude

Answer

Yes, but only if the UAV we will use is equipped with a flight terminator

Answer

The overflight of (assembled) persons is in any case always prohibited

Answer

False

Question 33

Which of the following statements is correct?

Accepted Answer

Cirrus, Cirrostratus, Cirrocumulus

Answer

Stratus, Stratocumulus, Cumulus

Answer

Altostratus, Altocumulus, Nimbostratus

Answer

Cumulus, Cumulonimbus, Nimbostratus

Question 34

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Ocean salinity

Answer

Moon phases

Answer

Earth’s magnetic field

Question 35

Battery life:

Accepted Answer

The weight of the UAV

Answer

The weight of the UAV + the payload + the battery

Answer

The weight of the UAV + the payload

Answer

The weight of the UAV + the payload + the fully charged battery plus any other accessory

Question 36

Lift is conventionally represented as a single force acting at the:

Accepted Answer

Center of pressure (near the aerodynamic center)

Answer

Nose cone

Answer

Center of gravity

Answer

Tailplane

Question 37

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Ocean salinity

Answer

Moon phases

Question 38

A good pre‑flight checklist should include:

Accepted Answer

Battery/prop integrity, compass/IMU status, home point, control link, weather

Answer

Aesthetic inspection

Answer

Camera ISO value only

Answer

SD card free space only

Question 39

For UAS without EASA CE class marking:

Accepted Answer

They must follow applicable legacy/transitional limitations or operate under Specific authorisation

Answer

They are considered toys only

Answer

They are banned in all Europe

Answer

They can fly anywhere

Question 40

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Climb above obstacles

Answer

Ignore if GPS OK

Answer

Continue using sensors only

Question 41

The 'maximum load factor' is measured as:

Accepted Answer

The ratio L/W (expressed in g) the structure can sustain

Answer

Wind gradient

Answer

Maximum battery charge rate

Answer

Climb angle

Question 42

The force needed to start lifting a body off the ground must be:

Accepted Answer

At least equal to its weight (greater to accelerate upward)

Answer

Equal only for light objects

Answer

Unrelated to its weight

Answer

Less than its weight

Question 43

The remote pilot:

Accepted Answer

Is responsible for the flight and compliance with limitations

Answer

Has no legal role

Answer

Is replaced by GPS

Answer

Is only a photographer

Question 44

Before flight, check the operational environment for:

Accepted Answer

Airspace restrictions, people, obstacles, weather, take‑off/landing site

Answer

Local restaurants

Answer

Social media posts

Answer

Camera bitrate only

Question 45

Is the centre of gravity (CG) important for UAV stability?

Accepted Answer

Yes, CG position is critical for stability and control

Answer

Only for fixed‑wing, not multirotors

Answer

Only with special authorisation

Answer

No, flight controller negates its effect

Question 46

Adding payload to a UAV primarily changes:

Accepted Answer

Mass, CG position, drag and endurance (flight time)

Answer

GNSS accuracy only

Answer

ESC calibration only

Answer

Rotor diameter

Question 47

In VLOS it is important to control temperature, pressure and visibility in order to always remain in visual contact with the UAV?

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Earth’s magnetic field

Answer

Ocean salinity

Question 48

A good pre‑flight checklist should include:

Accepted Answer

Battery/prop integrity, compass/IMU status, home point, control link, weather

Answer

SD card free space only

Answer

Aesthetic inspection

Answer

Camera ISO value only

Question 49

A multirotor (multi‑engine) platform is characterised by:

Accepted Answer

Redundancy of lift sources (multiple rotors) for control and stability

Answer

Fixed wing surfaces as primary lift

Answer

The use of a single large rotor

Answer

Absence of yaw control

Question 50

What does an anemometer and wind vane together provide?

Accepted Answer

Wind speed and direction

Answer

Only wind speed

Answer

Only wind direction

Answer

Temperature and pressure

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