What is a pre take off check? {Ans: Check of aircraft wings and critical surface areas for ice, snow frost. MUST BE CONDUCTED WITHIN THE HOLDOVER TIME cannot be done from inside the cockpit QUALIFIED de ice personnel can advice a/c/ is clear}How does a pilot maintain currency in part 121? {Ans: 3 takeoffs and landing in the preceding 90 days,(sim counts also) sceduled recurrency events, captains receive a proficency check every 24 months}pregnant pax are restrictions {Ans: Letter from doctor dated within 72hrs if due within 7 days}When is a second alternate required under marginal conditions rule? {Ans: Wx conditions forecasted to be marginal}How many days can a aircraft be flown with a category A -B -C- D- or M Category? {Ans: Category A= specified Category B = 3 Category C = 10 Category D= 120 Category M = within specific time found on release nef}Limitations for low time SIC are..... {Ans: Captain has to make all takeoff and landings if: SARA, airport visibility less than 3/4 mile RVR less than 4000, Contaminated runway, braking action less than good, 15 kt crosswind, windshear, PIC discretion}requirments to proceed beyond faf include {Ans: Stabilized