SIFT SIFT Aviation Regulations and Airspace Questions and Answers

Question 1

What does the term 'Class D airspace' refer to in US aviation regulations?

Accepted Answer

Airspace around airports with an operating control tower, typically extending to 2,500 feet AGL

Answer

Airspace surrounding small general aviation airports with no control tower

Answer

Airspace around airports with an operating control tower that serves commercial flights

Answer

Airspace reserved exclusively for military operations

Question 2

What is the primary purpose of a NOTAM (Notice to Air Missions)?

Accepted Answer

To alert pilots to temporary changes or hazards affecting airspace, facilities, or procedures

Answer

To provide weather forecasts to pilots before flight

Answer

To assign transponder codes for IFR flights

Answer

To authorize military aircraft to enter restricted airspace

Question 3

What minimum altitude must Army helicopters maintain when flying over a congested area?

Accepted Answer

1,000 feet above the highest obstacle within 2,000 feet horizontally

Answer

500 feet AGL

Answer

300 feet AGL

Answer

2,000 feet MSL

Question 4

Which type of airspace requires a clearance from ATC before entry under all conditions?

Accepted Answer

Class B airspace

Answer

Class G airspace

Answer

Class E airspace

Answer

Class D airspace

Question 5

What is a Temporary Flight Restriction (TFR) most commonly used for?

Accepted Answer

Protecting airspace during special events, disasters, or VIP movement

Answer

Permanently closing airspace around military bases

Answer

Assigning permanent altitude blocks to commercial airlines

Answer

Restricting general aviation to daylight hours only

Question 6

What does 'VFR on top' mean in aviation operations?

Accepted Answer

An IFR clearance allowing the pilot to fly in VFR conditions above clouds at a VFR altitude

Answer

Flying at the highest available altitude

Answer

A clearance for helicopters to fly above Class B airspace

Answer

Flying without any ATC communication