121

Question 1

121.11
Rules applicable to operations in a foreign country.

Answer 1

Each certificate holder must abide by the air tests rules of that country unless any part of 121 is more restrictive without violating the rules of that country.

Question 2

121.191
Single engine inoperative.

Answer 2

Method 1: positive slope of 1000 feet above all obstacles, within 5SM on each side of intended track, and a positive slope of 1500 feet above destination airport.

Method 2: positive slope of 2000 feet of all obstacles, 1500 feet above airport destination within 5SM of intended route.

All intended alternate airports must meet weather minimums in ops spec.

Question 3

121.99
Communication facilities

Answer 3

Each domestic and flash air carrier must show that 2 way radio communications are available, and ensure rapid and reliable communication over the entire route and is independent of any system operated by ATC.

Question 4

121.395
Domestic and flag operations.

Answer 4

“Enough” dispatchers must be provided to ensure operational control.

Question 5

121.438
Pilot operating limitations.

Answer 5

No person may conduct operations unless they have 75 hours as a PIC or SIC. Execute when it’s a new airline, new aircraft, or new base.

Question 6

121.465
Duty time limitations.

Answer 6

Certificate holder must fatalist daily duty period (pass down). May not be scheduled longer than 10 hours in a 24 hour period. Must have 8 hours of rest between and 24 hours every 7 days or the equivalent of in a month.

Question 7

121.553
Restriction/suspension of operations.

Answer 7

Certificate holder or PIC can restrict or suspend operations if there is a hazard to safe conditions until it is corrected.

Question 8

121.593
Dispatching authority flag and domestic.

Answer 8

For a domestic flight operations an aircraft cannot be grounded for not than one hour without an amendment.

For flag operations 6 hours.

Question 9

122.599
Weather conditions

Answer 9

No dispatcher can release a flight unless he is thoroughly familiar with reported or forecasted conditions. Similarly no PIC can begin a supplemental flight without the same knowledge.

Question 10

121.601
Information to PIC

Answer 10

Must provide PIC with all available weather reports or forecasts and any updates during the flight.

Question 11

121.613
Flight release under IFR or over the top.

Answer 11

Cannot release unless appreciate weather reports or forecasts indicate that the conditions will be at or above authorized minimums at ETA at the destination airport.

Question 12

121.617
Alternate airport for departure.

Answer 12

Aircraft having two engines no more than one hour from departure airport at normal cruising speed in still air with one engine inoperative.

For aircraft with 3 or more engines no more than 2 hours.

Question 13

121.619
Alternate airport for destination.
123 rule.

Answer 13

1. No alternate airport is required if for at least 1 hour before and 1 hour after ETA at destination airport. The appropriate weather reports/forecasts indicate…
2. Ceiling will be at least 2000 feet above airport elevation and…
3. Visibility of at least 3SM.

Question 14

121.625
Alternate airport weather minima.

Answer 14

Must have weather minima per op. Spec. Can use provisional airport if main airport is down.

Question 15

121.631
Redispatch or amendment.

Answer 15

May be amended en route to include any alternate airport that is within fuel range.

Question 16

121.639
Fuel supply domestic operations.

Answer 16

Must be able to fly to meet most distant alternate and fly an additional 45 minutes at normal fuel consumption.

Question 17

121.647
Computing fuel.
Psychic hotline.

Answer 17

Must account for wind and other forecasted weather, anticipated traffic delays, one instrument approach, and one missed approach, and any other conditions.