Exam quiz EASA Drone Quiz A2

Question 1

What is 'Virga', and why is it a hazard indicator for remote pilots?

Accepted Answer

Precipitation that falls from a cloud but evaporates before reaching the ground; it strongly indicates the presence of severe downdrafts and microbursts

Answer

A type of high-altitude ice crystal that blocks GPS signals

Answer

A layer of dense smog over industrial areas

Answer

The trail of condensation left by a high-flying jet

Question 2

What is 'Buys Ballot's Law' regarding wind and pressure?

Accepted Answer

In the Northern Hemisphere, if you stand with your back to the wind, the area of lower pressure will be to your left

Answer

Wind speed doubles for every 1000 feet of altitude

Answer

Wind always blows directly from South to North

Answer

Hot air is heavier than cold air

Question 3

What is a strong indicator that a LiPo battery is damaged and should not be used?

Accepted Answer

The battery pack is visibly swollen, puffed, or deformed

Answer

The battery charges to 100% too slowly

Answer

The battery feels slightly warm after a 20-minute flight

Answer

The connector is a different color than the drone

Question 4

Why is it dangerous to fly a drone behind a large, solid structure like a metal building?

Accepted Answer

It blocks both the radio control link (VLOS and telemetry) and the GPS satellite signals, highly increasing the risk of signal loss and a crash

Answer

The building will absorb the drone's battery charge

Answer

The drone will automatically initiate a landing procedure as soon as it sees a wall

Answer

It is not dangerous if the drone has obstacle avoidance sensors

Question 5

What is a 'Microburst'?

Accepted Answer

A sudden, intense, localized downdraft of air associated with a thunderstorm that spreads out violently upon hitting the ground

Answer

A small, localized thermal updraft

Answer

A gentle rain shower without wind

Answer

A minor electrical short circuit in the drone's motors

Question 6

If an official EASA member state app or aeronautical chart shows a red 'No-Fly Zone' over a prison or power plant, the remote pilot:

Accepted Answer

Must not enter the airspace under any circumstances without specific, prior written authorization from the governing authority

Answer

Can fly through it if they maintain an altitude of exactly 120 meters

Answer

Can ignore it if the drone weighs less than 250 grams

Answer

May fly through it provided the camera is turned off

Question 7

What is 'Altimeter Setting'?

Accepted Answer

The value to which the barometric altimeter is calibrated to indicate a specific altitude (e.g., QNH for altitude above sea level)

Answer

The color of the altimeter dial

Answer

The GPS coordinates of the drone

Answer

The physical placement of the sensor inside the drone

Question 8

What does a 4S LiPo battery designation mean?

Accepted Answer

It contains 4 cells connected in series, adding their voltages together

Answer

It will last for exactly 4 hours of flight time

Answer

It is equipped with 4 separate temperature sensors

Answer

It contains 4 cells connected in parallel

Question 9

What is a 'NOTAM'?

Accepted Answer

Notice To Air Missions (or Airmen); a temporary alert containing essential information regarding airspace conditions, hazards, or flight restrictions

Answer

National Operation for Toy Aviation Models

Answer

A specific type of high-capacity drone battery

Answer

A certificate proving the pilot's medical fitness

Question 10

For a multirotor to initiate a climb from a stable hover, the total thrust generated by the rotors must be:

Accepted Answer

Greater than the total weight of the drone

Answer

Exactly equal to the total weight of the drone

Answer

Less than the aerodynamic drag

Answer

Directed horizontally

Question 11

Which of these is a characteristic of the 'Hadley Cell'?

Accepted Answer

A large-scale atmospheric convection cell where warm air rises at the equator and sinks at about 30 degrees latitude

Answer

It is a localized thermal over a city

Answer

It only occurs in the Earth's stratosphere

Answer

It is the term for a single thunderstorm cloud

Question 12

If you are forced to operate your drone under the A3 subcategory rules, what is the minimum required distance from residential, commercial, industrial, or recreational areas?

Accepted Answer

At least 150 meters

Answer

30 meters

Answer

500 meters

Answer

1000 meters

Question 13

Which of the following describes an 'involved person'?

Accepted Answer

A person who is aware of the drone operation's instructions and safety precautions, and has explicitly consented to participate

Answer

A person watching the drone from their balcony

Answer

Any person walking through a public park where you are flying

Answer

A driver in a moving vehicle near the flight area

Question 14

In the Northern Hemisphere, how does the wind flow around a Low-Pressure system (Cyclone) at the surface?

Accepted Answer

Counter-clockwise and spiraling inward

Answer

Clockwise and spiraling outward

Answer

Directly downwards into the center

Answer

It remains perfectly calm

Question 15

What is the function of the Direct Remote Identification (Remote ID) system on a drone?

Accepted Answer

It locally broadcasts the drone's serial number, position, altitude, and the pilot's location to authorities and the public

Answer

It allows the manufacturer to remotely control the drone during an emergency

Answer

It is a sensor used strictly to avoid mid-air collisions with birds

Answer

It records high-definition video onto an encrypted cloud server

Question 16

In an aviation weather report, what does the cloud coverage term 'FEW' indicate?

Accepted Answer

1 to 2 oktas (eighths) of the sky is covered by clouds

Answer

3 to 4 oktas of the sky is covered

Answer

5 to 7 oktas of the sky is covered

Answer

The sky is completely clear

Question 17

If a payload is attached so that the Center of Gravity (CG) is shifted significantly forward (nose-heavy), how will the drone react?

Accepted Answer

The front motors will have to work much harder to maintain a level hover, reducing efficiency and potentially causing instability

Answer

The drone will automatically increase its maximum speed limit

Answer

The battery life will double due to aerodynamic momentum

Answer

The rear motors will overheat while the front motors shut down

Question 18

How do you calculate the exact MTOM of your UAS before a complex operation?

Accepted Answer

By physically weighing the drone along with its battery, propellers, and any attached payload immediately prior to take-off

Answer

By checking the drone's top speed

Answer

By asking the visual observer to guess its weight

Answer

By reading the empty weight from the manual and ignoring the battery

Question 19

What is the primary danger of fixing a broken propeller with superglue?

Accepted Answer

The structural integrity of the prop is permanently compromised; it will be unbalanced and is highly likely to shatter under the extreme centrifugal forces of flight

Answer

The glue will dissolve the plastic shell of the drone

Answer

It will make the drone completely waterproof

Answer

It changes the frequency of the ESCs

Question 20

If you are flying a multirotor and experience a sudden, strong updraft from a thermal, what is the expected initial reaction of the drone?

Accepted Answer

The drone will rapidly gain altitude; the flight controller will then reduce motor RPM to compensate and bring it back down to its target altitude

Answer

The drone will pitch forward

Answer

The drone will suddenly drop towards the ground

Answer

The drone will turn off completely

Question 21

Connecting two identical drone batteries in parallel:

Accepted Answer

Keeps the voltage the same but doubles the total capacity (mAh)

Answer

Doubles the voltage while the capacity remains the same

Answer

Decreases the overall flight time

Answer

Causes an immediate short circuit

Question 22

If you are flying a legacy drone (no class mark) that weighs 1.5 kg, what is your minimum required distance from residential, commercial, industrial, or recreational areas?

Accepted Answer

150 meters, because the drone must be operated under A3 rules

Answer

50 meters

Answer

5 meters, provided you fly slowly

Answer

There are no distance requirements for legacy drones

Question 23

When referring to airspace, what is a 'Restricted Area' (often denoted with an 'R' on charts, e.g., LI R123)?

Accepted Answer

An airspace of defined dimensions within which the flight of aircraft is restricted in accordance with certain specified conditions (e.g., military firing ranges)

Answer

An area where only drones are allowed to fly

Answer

A zone where the drone's camera must be turned off

Answer

A free-flight zone for model aircraft clubs

Question 24

Which type of cloud is generally associated with steady, continuous, and prolonged precipitation rather than heavy, showery bursts?

Accepted Answer

Nimbostratus

Answer

Cumulonimbus

Answer

Cirrocumulus

Answer

Altocumulus

Question 25

The psychological phenomenon of 'Confirmation Bias' during a pre-flight inspection means:

Accepted Answer

The pilot subconsciously expects the equipment to be fine and overlooks obvious defects

Answer

The pilot needs a second person to confirm every action

Answer

The drone confirms its GPS location twice

Answer

The app requires a password confirmation to take off

Question 26

What is a 'Jet Stream'?

Accepted Answer

A narrow band of very strong, high-altitude winds (often exceeding 100 knots) flowing generally from west to east near the tropopause

Answer

The exhaust trail left by a jet engine

Answer

A warm ocean current flowing from the tropics

Answer

A sudden burst of wind near a mountain valley

Question 27

What does a 'Lithium fire' (caused by a punctured LiPo battery) require for safe containment?

Accepted Answer

A Class D fire extinguisher or covering it completely with sand, as lithium fires burn extremely hot and react dangerously with water

Answer

A standard splash of water

Answer

Blowing on it with a fan

Answer

Covering it with dry leaves

Question 28

Why is checking NOTAMs critical for a drone pilot's weather planning?

Accepted Answer

NOTAMs may contain warnings about temporary meteorological hazards, such as the release of weather balloons or the erection of temporary meteorological masts in the flight area

Answer

NOTAMs contain the exact battery temperature limits

Answer

NOTAMs replace the need for a compass calibration

Answer

NOTAMs dictate how fast the drone is legally allowed to fly

Question 29

Why is knowing the 'Freezing Level' altitude critical for winter drone operations?

Accepted Answer

Flying into visible moisture (clouds/fog) at or above this altitude will result in rapid structural icing, which destroys lift and causes crashes

Answer

It tells the pilot when the battery will shut down

Answer

It determines how fast the drone can fly

Answer

It is where the airspace automatically becomes Class A

Question 30

The passage of a fast-moving cold front is typically marked by which immediate weather changes?

Accepted Answer

A sharp drop in temperature, a sudden shift in wind direction, and a rapid drop followed by a sharp rise in atmospheric pressure

Answer

A gradual warming, clear skies, and a drop in pressure

Answer

No change in wind, but thick fog rolls in

Answer

A sudden increase in humidity without any rain

EASA Drone Quiz A2 Exam Simulation

Quiz EASA Drone Quiz A2 30 questions on 30 minutes