Exam quiz EASA Drone Quiz

Question 1

In a battery notation like '4S2P', the letter 'S' indicates:

Accepted Answer

Cells connected in Series (voltage adds)

Answer

Cells in parallel

Answer

Sensor type

Answer

State of charge

Question 2

Which of the following statements is correct?

Accepted Answer

At a temperature of 15-25° C

Answer

At a temperature above 30° C

Answer

The ambient temperature at the time of charging is irrelevant

Answer

At a temperature below 10° C

Question 3

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 4

Which of the following statements is correct?

Accepted Answer

Wind intensity is measured by its speed (expressed in m/s; in practice, also in km/h or in knots)

Answer

None of the answers is correct

Answer

Wind intensity is measured by its relative strength

Answer

Wind intensity is measured by its gradient (expressed in m/s; in practice, also in km/h or in knots)

Question 5

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 6

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 7

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 8

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 9

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 10

Which of the following statements is correct?

Accepted Answer

Point where all weight forces on the UAV converge

Answer

Point where the diagonals that ideally join the pairs of opposed rotors

Answer

Electronic component of the IMU

Answer

Yes, but only after having carried out a new series of experimental tests and having new flight manual drafted

Question 11

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 12

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 13

A multicopter rotor produces:

Accepted Answer

Thrust and torque (creating downwash)

Answer

Electricity for avionics

Answer

Only lift without torque

Answer

Magnetic north

Question 14

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Earth’s magnetic field

Answer

Ocean salinity

Question 15

Which of the following statements is correct?

Accepted Answer

A2 Sub-category covers operations during which flying close to the people will represent a predominant part of the flight, while A3 subcategory concerns operations conducted in an area where the remote pilot reasonably expects that no uninvolved person will be placed in danger from the flight of the UAV

Answer

There is no substantial difference

Answer

All other answers are incorrect

Answer

900 ft

Question 16

Which of the following statements is correct?

Accepted Answer

Condensation of water vapor in the air

Answer

Medium-term

Answer

Long-term

Answer

Air humidity

Question 17

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Ignore if GPS OK

Answer

Climb above obstacles

Answer

Continue using sensors only

Question 18

How many degrees do we use to indicate wind direction?

Accepted Answer

360° (degrees from true North)

Answer

10° scale

Answer

90° scale

Answer

0–180° half‑circle

Question 19

Which of the following statements is correct?

Accepted Answer

Yes: sudden changes in wind cause instability and high loads

Answer

No: flight controller cancels all gusts

Answer

Only for fixed‑wing, not multirotors

Answer

Only above 500 m AGL

Question 20

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 21

Which of the following statements is correct?

Accepted Answer

8 °C

Answer

5 °C

Answer

14 °C

Answer

11 °C

Question 22

Weight and balance determination is:

Accepted Answer

A complex, multi‑stage process documented in the Flight/Operations Manual

Answer

Concluded simply by weighing the UAV with a balance

Answer

Guaranteed to exceed the weight of the UAV

Answer

Always equal to the UAV empty weight

Question 23

Which of the following statements is correct?

Accepted Answer

Beaufort

Answer

Richter

Answer

Bernoulli

Answer

The difference of pressure

Question 24

Visibility in mist is:

Accepted Answer

Reduced visibility, typically 1–5 km

Answer

>10 km

Answer

<1 km (fog)

Answer

Exactly 500 m

Question 25

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 26

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 27

Which of the following statements is correct?

Accepted Answer

Final Stage

Answer

Increases battery overheating

Answer

Cumulation phase

Answer

Dissipation phase

Question 28

What is an anemometer?

Accepted Answer

An instrument for measuring wind speed (often with a separate vane for direction)

Answer

An instrument for measuring the speed of clouds

Answer

A sideways airflow

Answer

An instrument for measuring humidity

Question 29

Which of the following statements is correct?

Accepted Answer

It is indifferent

Answer

30-50%

Answer

4

Answer

1

Question 30

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 31

The remote pilot:

Accepted Answer

Is responsible for the flight and compliance with limitations

Answer

Has no legal role

Answer

Is only a photographer

Answer

Is replaced by GPS

Question 32

Which of the following statements is correct?

Accepted Answer

Lithium-polymer

Answer

Lithium-iron-phosphate

Answer

Lead

Answer

Consumption increases

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 component normally enforces geofencing and limiters?

Accepted Answer

Flight controller firmware (autopilot)

Answer

ESCs

Answer

Propeller hub

Answer

Camera gimbal

Question 35

In aviation, SMS stands for:

Accepted Answer

Safety Management System

Answer

Sensor Monitoring Suite

Answer

Signal Modulation System

Answer

System Management Safety

Question 36

What is the rotor disc on a multirotor?

Accepted Answer

The circular area swept by a rotor (πR² per rotor)

Answer

The hub diameter only

Answer

The propeller thickness

Answer

The battery bay

Question 37

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Ocean salinity

Answer

Earth’s magnetic field

Question 38

'Maximum load factor' in aerodynamics refers to:

Accepted Answer

The highest L/W (in g) the aircraft can withstand structurally

Answer

Max battery C‑rate

Answer

Max wind allowed

Answer

Max engine thrust

Question 39

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Earth’s magnetic field

Answer

Ocean salinity

Question 40

'Active participants' are:

Accepted Answer

People directly involved/briefed in the operation (not uninvolved bystanders)

Answer

Anyone in the city

Answer

Only the remote pilot

Answer

ATC staff only

Question 41

What is turbulence?

Accepted Answer

Irregular, chaotic air motion causing rapid changes in wind speed/direction

Answer

Battery vibration

Answer

Magnetic interference

Answer

A type of cloud

Question 42

What does LiPo mean?

Accepted Answer

Lithium‑polymer battery

Answer

Limestone‑polymer

Answer

Low‑ion potential

Answer

Light‑power battery

Question 43

Which of the following statements is correct?

Accepted Answer

1013.25 hPa (1013 mb)

Answer

950.00 hPa

Answer

1000.00 hPa

Answer

1100.00 hPa

Question 44

Which of the following statements is correct?

Accepted Answer

The wings are rotating

Answer

Propellers are not present

Answer

The wings are not rotating

Answer

Wings do not exist

Question 45

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 46

Which of the following statements is correct?

Accepted Answer

Modern UAS are not subject to electromagnetic interference

Answer

A1-A3

Answer

No

Answer

Yes

Question 47

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 48

Which of the following statements is correct?

Accepted Answer

No, the wind speed is too high to fly

Answer

Can be caused by obstacles at least 120 meters high

Answer

Yes, but you have to do it fast because UDP is almost over

Answer

Yes, but one must pay attention to the variable wind direction

Question 49

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 50

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

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