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Air Traffic Control (ATC) Basics Block 4 Practice Test
Practice mode
Question
1
of 10
QUESTION 1 / 10
Dew point is crucial in predicting what meteorological phenomenon?
Choose one answer below.
A
Winds
✓
B
Temperature changes
✓
C
Cloud formation
✓
D
Weather fronts
✓
QUESTION 2 / 10
What type of turbulence is characterized by a stable flow of air over mountains?
Choose one answer below.
A
Clear air turbulence
✓
B
Mechanical turbulence
✓
C
Mountain waves
✓
D
Convective turbulence
✓
QUESTION 3 / 10
What is the characteristic of rime icing?
Choose one answer below.
A
Glossy and translucent
✓
B
Rough, milky, and opaque
✓
C
Heavy and dense
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D
Light and transparent
✓
QUESTION 4 / 10
For which icing classification is deicing equipment necessary for effective operation during flight?
Choose one answer below.
A
Light
✓
B
Moderate
✓
C
Trace
✓
D
Severe
✓
QUESTION 5 / 10
What does the code "BLSA" refer to in weather reporting?
Choose one answer below.
A
Heavy rain
✓
B
Fog in the vicinity
✓
C
Blowing sand
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D
Volcanic ash
✓
QUESTION 6 / 10
Which cloud form is characterized by forming above 20,000 feet and usually composed of ice crystals?
Choose one answer below.
A
Cumuliform
✓
B
Stratiform
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C
Nimbostratus
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D
Cirriform
✓
QUESTION 7 / 10
What are the conditions indicated by 'OVC' in weather reports?
Choose one answer below.
A
Clear skies
✓
B
Overcast
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C
Variable cloudiness
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D
Light clouds
✓
QUESTION 8 / 10
What does "SPECI KDTW 292020Z AUTO" signify?
Choose one answer below.
A
A routine observation at Detroit Metro
✓
B
An automated special report for a specific time
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C
A visual interpretation of current weather
✓
D
A summary of weekly changes in weather
✓
QUESTION 9 / 10
In a METAR report, which of the following describes "4SM -SN BR BKN008"?
Choose one answer below.
A
Visibility, precipitation, mist, and cloud coverage
✓
B
Wind gusts, cloud layers, and humidity levels
✓
C
Temperature changes and barometric pressure
✓
D
Flight visibility and turbulence levels
✓
QUESTION 10 / 10
What is the term for low-level wind shear that is not convectively produced?
Choose one answer below.
A
Vertical shear
✓
B
Low level wind shear (LLWS)
✓
C
Horizontal wind shear
✓
D
Jet stream shear
✓
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