Exam quiz Meteorology - EASA Drone Quiz

Question 1

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 2

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 3

Which of the following statements is correct?

Accepted Answer

Terminal Aerodrome Forecast

Answer

Transport Aerodrome Facilities

Answer

Terminal Aircraft Fault

Answer

Tactical Aviators’ Forecast

Question 4

Which of the following statements is correct?

Accepted Answer

By temperature differences in air masses

Answer

The number of cells in series

Answer

The maximum discharge capacity the battery can withstand

Answer

By differences in humidity levels in air masses

Question 5

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 6

Which of the following statements is correct?

Accepted Answer

Of the size of the obstacle and the speed of the primary wind

Answer

None of the answers is correct

Answer

Of primary wind speed

Answer

Of secondary wind speed

Question 7

In METAR, what does OVC065 indicate?

Accepted Answer

Overcast cloud layer with base at 6,500 ft AGL

Answer

Scattered clouds at 6500 ft AGL

Answer

Broken clouds at 6,500 m AMSL

Answer

Sky clear (CAVOK)

Question 8

Which of the following statements is correct?

Accepted Answer

When the UAV comes into contact with water

Answer

When the temperature is 0° or below

Answer

When the UAV comes into contact with water and the temperature is 0° or below

Answer

When the ambient temperature is at least -10°.

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

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 11

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 12

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 13

Which of the following statements is correct?

Accepted Answer

A thunderstorm

Answer

For each remote pilot there must be an observer

Answer

The distance between flying UAVs and uninvolved persons can never be less than 11 metres

Answer

Reduced wind speed

Question 14

Which of the following statements is correct?

Accepted Answer

Decreases with altitude (~6.5 °C per 1000 m)

Answer

Oscillates randomly

Answer

Increases

Answer

Remains constant

Question 15

Which of the following statements is correct?

Accepted Answer

From 270° (West)

Answer

From 180° (South)

Answer

From 090° (East)

Answer

From 000° (North)

Question 16

Which of the following statements is correct?

Accepted Answer

Beaufort

Answer

Richter

Answer

Bernoulli

Answer

The difference of pressure

Question 17

Which of the following statements is correct?

Accepted Answer

It depends on the type of UAV (all-wing, multicopter, etc.).

Answer

The increase in real temperature

Answer

The increase in perceived temperature

Answer

No

Question 18

Which of the following statements is correct?

Accepted Answer

My UAV will have the worst possible performance

Answer

My UAV will have normal performance

Answer

Must take a look at the weather forecast

Answer

Must carry out a preliminary inspection

Question 19

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 20

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 21

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 22

In VLOS, is it important to remain in visual contact with the UAV at all times?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Continue using sensors only

Answer

Ignore if GPS OK

Answer

Climb above obstacles

Question 23

In the case of fog, the visibility compared to that detectable in mist is:

Accepted Answer

<1 km (fog)

Answer

Reduced visibility, typically 1–5 km

Answer

Exactly 500 m

Answer

>10 km

Question 24

Which of the following statements is correct?

Accepted Answer

I can safely carry out the mission with UAS while taking into account the fact that I will most likely encounter turbulence

Answer

I can safely perform the mission with UAS

Answer

Yes, always over 4 kn

Answer

Never

Question 25

The typical validity period of a METAR TREND forecast is:

Accepted Answer

2 hours

Answer

20 minutes

Answer

60 minutes

Answer

Not related to time; it's a timestamp

Question 26

Visibility in mist is:

Accepted Answer

Reduced visibility, typically 1–5 km

Answer

>10 km

Answer

<1 km (fog)

Answer

Exactly 500 m

Question 27

Which of the following statements is correct?

Accepted Answer

Yes, but only in front of trees

Answer

Yes, but only behind the trees

Answer

Yes, both behind and in front of the trees

Answer

No

Question 28

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 29

Which of the following statements is correct?

Accepted Answer

Agrometeorology

Answer

Geothermal meteorology

Answer

Space meteorology

Answer

False, they suffer neither self-discharge nor memory effect. They should therefore not be subjected to charge/discharge cycles.

Question 30

If I fly in VLOS, do I have to keep the UAV in sight at all times?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Ignore if GPS OK

Answer

Continue using sensors only

Answer

Climb above obstacles

Question 31

Which of the following statements is correct?

Accepted Answer

Decreases with altitude

Answer

Increases

Answer

First increases then decreases

Answer

Remains constant

Question 32

Which of the following statements is correct?

Accepted Answer

Yes

Answer

Chain of errors

Answer

Yes, but only after reaching the age of 18

Answer

Yes, but only after registering the drone as professional on the CAA website

Question 33

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 34

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 35

Which of the following statements is correct?

Accepted Answer

Final Stage

Answer

Increases battery overheating

Answer

Cumulation phase

Answer

Dissipation phase

Question 36

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 37

Which of the following statements is correct?

Accepted Answer

When horizontal visibility is less than 1 km

Answer

When visibility is between 1 and 5 km

Answer

When visibility is greater than 10 km

Answer

When visibility is exactly 1 km

Question 38

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 39

Which of the following statements is correct?

Accepted Answer

Lithium ion polymer

Answer

Lithium ions

Answer

Lithium ions Lead

Answer

Lithium polymer

Question 40

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 41

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 42

Which of the following statements is correct?

Accepted Answer

Cumulonimbus

Answer

Horizontal motions

Answer

A general cooling of the air

Answer

Large-diameter, short-pitch propellers

Question 43

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 44

Which of the following statements is correct?

Accepted Answer

Ambient temperature and air pressure

Answer

None of the answers is correct

Answer

Air pressure

Answer

Can affect flights of manned aircraft at any altitude

Question 45

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 46

Which of the following statements is correct?

Accepted Answer

A thunderstorm

Answer

Stable and beautiful weather

Answer

Very high wind speed

Answer

Thermosphere

Question 47

Which of the following statements is correct?

Accepted Answer

It is what happens when one does not have sufficient piloting experience

Answer

It is the relationship between the frequency and severity of a possible event

Answer

None of the other answers is correct

Answer

It is what occurs when rules are not respected

Question 48

Which of the following statements is correct?

Accepted Answer

Reduced visibility: risk of losing VLOS and degraded sensors → unsafe

Answer

Longer battery life

Answer

Stronger GPS signal in fog

Answer

Better radio link in humid air

Question 49

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 50

Which of the following statements is correct?

Accepted Answer

9

Answer

Depends on forward speed

Answer

Lateral

Answer

Horizontal

Exam simulation Meteorology EASA Drone Quiz

Exam simulation EASA Drone Quiz Meteorology 50 questions on 60 minutes