Exam quiz EASA Drone Quiz

Question 1

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 2

EASA Open subcategories A1/A2/A3 are for:

Accepted Answer

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

Answer

Carriage of dangerous goods

Answer

Operations over assemblies of people

Answer

All BVLOS operations

Question 3

Which of the following statements is correct?

Accepted Answer

The amount of water contained in a mass of air at a specific time

Answer

The amount of water contained in the atmosphere at a given time

Answer

Convective motions

Answer

Horizontal motions

Question 4

During the daytime, which surface heats up faster and emits more sensible heat?

Accepted Answer

Land/cliffs (lower heat capacity) → stronger thermal/turbulence over land

Answer

Sea (higher heat capacity) → weaker thermal contrast

Answer

Both equally

Answer

Depends only on wind direction

Question 5

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 6

A good pre‑flight checklist should include:

Accepted Answer

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

Answer

Aesthetic inspection

Answer

SD card free space only

Answer

Camera ISO value only

Question 7

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 8

Typical LiPo cycle life (to ~80% capacity) is around:

Accepted Answer

150–300 cycles (depending on use/storage)

Answer

Unlimited cycles if balanced

Answer

20–40 cycles

Answer

600–900 cycles for all UAV LiPos

Question 9

If all four rotors of a quadcopter spun the same direction:

Accepted Answer

The aircraft would yaw uncontrollably due to unbalanced torque

Answer

Yaw control would improve

Answer

Hover would be more stable

Answer

It would climb faster

Question 10

Which of the following statements is correct?

Accepted Answer

Because the collision sensors may not function properly

Answer

Because the electronics could be damaged

Answer

Because the remote pilot's visibility is greatly reduced

Answer

All other answers are correct

Question 11

With a legacy drone (~900 g) without class marking:

Accepted Answer

You cannot use A2 privileges; keep far from people (A3) or obtain Specific authorisation

Answer

All A2 privileges apply

Answer

It’s banned worldwide

Answer

A1 flight over people is allowed

Question 12

Which of the following statements is correct?

Accepted Answer

Radiation fog (autumn–winter)

Answer

Upslope fog

Answer

Advection fog

Answer

Steam fog

Question 13

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 14

Wind is measured in degrees on the scale?

Accepted Answer

360° (degrees from true North)

Answer

0–180° half‑circle

Answer

10° scale

Answer

90° scale

Question 15

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 16

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 17

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 18

What does LiPo mean?

Accepted Answer

Lithium‑polymer battery

Answer

Limestone‑polymer

Answer

Low‑ion potential

Answer

Light‑power battery

Question 19

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 20

'Memory effect' refers to:

Accepted Answer

Capacity loss seen in NiCd (not typical of LiPo/Li‑ion)

Answer

ESC timing error

Answer

A GPS logging feature

Answer

Magnetic declination

Question 21

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 22

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 23

In VLOS, the UAV must be detectable:

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Ignore if GPS OK

Answer

Climb above obstacles

Answer

Continue using sensors only

Question 24

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 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

For tethered balloons/airships:

Accepted Answer

Apply appropriate safety distances and avoid overflying uninvolved people per rules

Answer

They may overfly crowds

Answer

No rules apply

Answer

They must fly above 500 m

Question 27

If batteries are not used for a long time:

Accepted Answer

Store at ~40–60% charge in a cool, dry place and recheck voltage periodically

Answer

Store fully charged

Answer

Freeze them

Answer

Store fully discharged

Question 28

Does the term nowcasting mean forecasting?

Accepted Answer

Very short‑term forecasting (0–2 hours)

Answer

Seasonal forecasting

Answer

Climatology (30+ years averages)

Answer

Medium‑term (3–10 days)

Question 29

How we can classify winds according to their origin?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Ocean salinity

Answer

Moon phases

Question 30

A 3 g load factor means:

Accepted Answer

The lift force is three times the aircraft weight

Answer

The aircraft flies at Mach 3

Answer

The wind is 3 m/s

Answer

The battery is at 30%

Question 31

Which of the following statements is correct?

Accepted Answer

Cumulonimbus

Answer

Fog or mist

Answer

Cirrostratus

Answer

Cirrocumulus

Question 32

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 33

Which icing type forms with small supercooled droplets freezing rapidly, giving a rough, opaque deposit on leading edges?

Accepted Answer

Rime ice

Answer

Clear (glaze) ice

Answer

Mixed ice

Answer

Hoar frost

Question 34

The '1:1 rule' indicates:

Accepted Answer

Keep horizontal distance from people at least equal to height above them

Answer

No relation to height

Answer

Distance equals battery voltage

Answer

Height must be double the distance

Question 35

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 36

Definition of pitch:

Accepted Answer

Rotation about the lateral (transverse) axis

Answer

Rotation about the longitudinal axis

Answer

Change in bank angle

Answer

Rotation about the vertical axis

Question 37

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 38

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 39

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 40

The '1:1 rule' indicates:

Accepted Answer

Keep horizontal distance from people at least equal to height above them

Answer

No relation to height

Answer

Height must be double the distance

Answer

Distance equals battery voltage

Question 41

Which of the following statements is correct?

Accepted Answer

the UAS MTOM

Answer

Battery capacity

Answer

The autonomy of the UAS

Answer

The economic performance of the UAS

Question 42

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 43

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 44

The remote pilot will be able to rely on solar activity:

Accepted Answer

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

Answer

The level of visibility

Answer

Yes, but only with UAVs weighing less than 250 grams

Answer

Yes, provided that it has also obtained CAA authorisation

Question 45

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

Accepted Answer

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

Answer

The use of a single large rotor

Answer

Absence of yaw control

Answer

Fixed wing surfaces as primary lift

Question 46

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Climb above obstacles

Answer

Continue using sensors only

Answer

Ignore if GPS OK

Question 47

For a cloud to form, a mass of air is required:

Accepted Answer

All months of the year depending on air humidity

Answer

October to February

Answer

May to August

Answer

Get him up so that he can be spotted

Question 48

In frictionless conditions (geostrophic balance), what is the wind direction relative to isobars?

Accepted Answer

Parallel to the isobars

Answer

From high to low pressure, perpendicular to the isobars

Answer

Toward low pressure at about 90° across the isobars

Answer

Randomly variable with no relation to isobars

Question 49

A good pre‑flight checklist should include:

Accepted Answer

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

Answer

Aesthetic inspection

Answer

SD card free space only

Answer

Camera ISO value only

Question 50

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Moon phases

Answer

Ocean salinity

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