Exam quiz Meteorology - EASA Drone Quiz

Question 1

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 2

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 3

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 4

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 5

Which of the following statements is correct?

Accepted Answer

Clear nights, light winds, high humidity (strong nocturnal cooling)

Answer

Only in mountains

Answer

Warm advection over cold sea

Answer

Strong winds & thunderstorms

Question 6

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

Question 7

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 8

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 9

TAF have a time horizon of:

Accepted Answer

24–30 hours

Answer

6 hours

Answer

1–2 hours

Answer

48–72 hours

Question 10

What the atmospheric phenomenon called WIND SHEAR consists of:

Accepted Answer

Sudden change in wind speed and/or direction over a short distance

Answer

Only change in humidity

Answer

Only change in temperature

Answer

Gradual seasonal wind change

Question 11

Which of the following statements is correct?

Accepted Answer

A strong storm

Answer

Multirotor

Answer

Glider

Answer

A strong gust of wind

Question 12

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 13

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 14

Which of the following statements is correct?

Accepted Answer

High temperature and no light

Answer

Yes if you are in the mountains at an altitude above 1500 meters

Answer

Temperature of 15-25 degrees and low humidity

Answer

Constant pressure

Question 15

Which of the following statements is correct?

Accepted Answer

Rotate anti-clockwise

Answer

micron

Answer

Rotate from bottom to top

Answer

Rotate according to direction

Question 16

Which of the following statements is correct?

Accepted Answer

Yes. Risk is always inherent in Flight Operations

Answer

2.25 p.m.

Answer

4.25 p.m.

Answer

3.25 p.m.

Question 17

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 18

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 19

Which of the following statements is correct?

Accepted Answer

A sudden change in wind direction

Answer

A sudden change in air mass temperature

Answer

A sudden change in wind direction and intensity

Answer

No, never

Question 20

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 21

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 22

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 23

Which of the following statements is correct?

Accepted Answer

Clear nights, light winds, high humidity (strong nocturnal cooling)

Answer

Strong winds & thunderstorms

Answer

Warm advection over cold sea

Answer

Only in mountains

Question 24

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 25

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 26

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 27

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 28

The daily (day–night) cycle of temperature is called:

Accepted Answer

Diurnal variation

Answer

UDP

Answer

120 minutes

Answer

20 minutes

Question 29

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 30

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 31

Which of the following statements is correct?

Accepted Answer

Fog has vis <1 km; mist 1–5 km (mist = better vis)

Answer

Both >5 km

Answer

Fog 1–5 km; mist <1 km

Answer

Both <1 km

Question 32

Which of the following statements is correct?

Accepted Answer

A thunderstorm

Answer

Stable and beautiful weather

Answer

Very high wind speed

Answer

Thermosphere

Question 33

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 34

Which of the following statements is correct?

Accepted Answer

The Operator

Answer

The Customer

Answer

The Observer

Answer

The Remote Pilot

Question 35

Which of the following statements is correct?

Accepted Answer

Lithium ion polymer

Answer

Lithium ions

Answer

Lithium ions Lead

Answer

Lithium polymer

Question 36

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 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

Which of the following statements is correct?

Accepted Answer

A2

Answer

False

Answer

True, but only if no self-built UAS are used

Answer

True

Question 39

Which of the following statements is correct?

Accepted Answer

A3 Sub-category covers operations during which flying close to the people will represent a major part of the flight, while A2 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

May use an Observer provided that the latter is certified as an Observer remote

Answer

May use an Observer

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

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

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 42

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 43

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 44

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 45

Which of the following statements is correct?

Accepted Answer

3

Answer

1

Answer

2

Answer

From the direction and intensity, and the frequency with which these vary

Question 46

Which of the following statements is correct?

Accepted Answer

Cumulonimbus

Answer

Fog or mist

Answer

Cirrostratus

Answer

Cirrocumulus

Question 47

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 48

Which of the following statements is correct?

Accepted Answer

360

Answer

Higher voltage (voltage)

Answer

Lower capacity (amperes)

Answer

10

Question 49

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 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

Exam simulation Meteorology EASA Drone Quiz

Exam simulation EASA Drone Quiz Meteorology 50 questions on 60 minutes