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Flight Dispatch Mock Oral Exam Questions With 100% Correct Answers 2024 What're some things to consider when deciding a takeoff Alt.? - Correct Answer--Within one hour of normal cruise operating speed, one engine inop -Approved in op specs - Alt WX mins (600' and 2SM for Presic.) - Enroute charts -Performance (60% on dry runway and 115% wet) What is the difference in compulsory and non-compulsory points on an enrollee chart? - Correct Answer-Compulsory you must report to ATC and Non you don't have to. What're considered High mins and do they apply to ANY alternates? - Correct Answer-you must add 100' and 1/2SM to the landing minimums of your destination. no, they do not apply to any alternates. What are some considerations when selecting a destination alternate? - Correct Answer--Approved for OP specs -Alt WX mins - Check of marginal - Fuel considerations
Typology: Exams
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What're some things to consider when deciding a takeoff Alt.? - Correct Answer-- Within one hour of normal cruise operating speed, one engine inop -Approved in op specs
What are some considerations when selecting a destination alternate? - Correct Answer-- Approved for OP specs -Alt WX mins
What're the main differences between a Convective Sigmet and just a regular SIgmet? What does Sigmet stand for? - Correct Answer-When thinking SIGMET, think "severe": Severe turbulence, icing, volcanic ash, sand storms. Convective Signets: Thunderstorms and Hail 3/4"s. Name the different types of AIRMETS and what they report - Correct Answer-Tango- Turbulence Zulu- Ice Sierra- Mountain Obscurations What are the components of an ILS? - Correct Answer-Glideslope, Localizer, Airport Lighting System, Marker beacon What three things must the PIC have when taking off? How long must a certificate holder keep records of these documents? - Correct Answer-Load Manifest, Flight Plan and Dispatch release. 3 months
What engine is the Boeing 737-800 series equipped with? - Correct Answer-CFM 56- high-ratio bypass turbofan engine What does BRAN stand for and what does it mean? - Correct Answer-Braking Action is Nil
in TS. They are usually about 2.5NM in diameter, and can be very severe. They can drop a plane up to 6,000ft pre minute and are pretty unexpected. Wind shear conditions. Can last up to 15 min. What are forecasted icing conditions? - Correct Answer-+02/-10 degrees celsius with visible moisture (clouds, fog, rain, sleet) What regulation are we (airlines) operating under? - Correct Answer-Part 139 What is a squall line? - Correct Answer-A solid line of embedded TS How does air flow around a Low pressure system? - Correct Answer-Counter clockwise, downward, has low pressure, slower movement and weather is usually poor. Cyclonic flow) How does air flow around in a High pressure system? - Correct Answer-Clockwise, upward
and faster. Usually associated with good weather. What are the three major events that occur when passing through a front? - Correct Answer-Changes in pressure, temperature, and wind direction What are some characteristics of cold fronts? - Correct Answer- Cold temperatures, faster moving, more dense air, more precipitation, better overall performance, could be icing. What are some charactersitics of warm fronts? - Correct Answer- Warmer temperatures, slower moving, less dense, overall poorer performance, steady winds usually Define Isobar - Correct Answer-equal lines of pressure in millibars = strong pressure gradient = faster winds What do closely spaced isobars indicate? Wide iobars? - Correct Answer-Stronger pressure gradient = stronger winds Wide isobars mean the pressure doesn't vary that much over a given area.
Low level prognostic charts consist of what altitudes? - Correct Answer-SFC MSL-FL High level prognostic charts consist of what altitudes? - Correct Answer-FL250-FL What are the three ingredients for a TS? - Correct Answer-- Moisture
- Lifting Action -Unstable Air Explain how TS are generated. - Correct Answer-Warm, moist air is pushed up by a cold air mass and becomes unstable. When rising, air cools, maximum saturation is reached and cumulonimbus clouds form. What're the three stages of a TS? - Correct Answer-Cumulating (updrafts), Mature (up ad down drafts) and dissipation (just downdrafts) What are outflow boundaries and when do they form? - Correct Answer-An outlfow boundary is like a ripple of a TS. When a TS happens, it can disturb the air around it causing smaller TS to form around it.
What is lifted index? - Correct Answer-The l lifted index is a TS potential observation at the time of observation based on moisture and air stability. Positive means good, stable air. Negative means bad, unstable air. Zero means neutral. Can an aircraft dispatcher allow a flight to take off or continue enrollee in sever icing or severe turbulence? - Correct Answer-No Weather originates and occurs in what level of the atmosphere? - Correct Answer-troposphere What is the significance of the tropopause in regards to flight planning? - Correct Answer-Jet stream and CAT What are some factors associated with the Jet Stream? - Correct Answer-fast moving air, CAT possibilities, TS possibilities, head winds. All of these are increased in the winter months. What is Clear air turbulence? - Correct Answer-Occurs in cloudless, clear air. Not associated with TS, happens in tropopause. occurs FL300 and above
CAT can be caused by... - Correct Answer-Jet streams, unstable air, convective (lifting) currents and wind shears. Cloud heights are reported in... - Correct Answer-AGL Winds are reported in... - Correct Answer-True north. When you read it, its in true. When you hear it, it's in magnetic. What is the definition of a ceiling? - Correct Answer- Broken, Overcast or Vertical Visibility Decode BLDU - Correct Answer-Blowing dust Decode TSNO - Correct Answer-Lightning Detection inop What does FROPA mean? - Correct Answer-Frontal passage Decode VIRGA - Correct Answer-Rain that evaporates before hitting the ground
What are the altitudes of all three prognostic charts? - Correct Answer-Low level (SFC) - SFC/FL Mid - 10,000ft/FL High - FL250/FL What does a radar summary chart depict? - Correct Answer-Precipitation type, intensity, coverage, movement, echoes and maximum tops. Define the different V- speeds - Correct Answer-V1 - The speed at which takeoff should no longer be avoided v2 - Takeoff safety speed Vref - Landing reference speed Vso- Aircraft stalling speed Vmo- Maximumm operating limit Vmu - Aircraft maneuvering speed Describe an MSA - Correct Answer-Minimum safet altitude. This is found on an IAP and is a 25nm in diameter range around the airport to sustain obstacle and terrain avoidance. Does not necessarily support radio comms.
Describe MEA - Correct Answer-Minimum enroute altitude. this si usually associated with a jet route. This ensure terrain and obscuration avoidance along with radio comms and VOR NAVaids. What is the maximum altitude for a enrollee chart? - Correct Answer-FL What is operational control? - Correct Answer-Own words: A shared responsibility between the dispatch and PIC for the entirety of the flight. Given Def.: The PIC and the AC dispatcher are jointly responsible for the preflight planning, delay and release in compliance with 121.533 and operations specifications of the certificate holder. What is the AC dispatcher specifically responsible for? - Correct Answer-Monitoring the progress of each flight, issuing necessary information for the safety of the flight, canceling or re-dispatching a flight if, in his opinion or the opinion of the PIC, the flight cannot continue to operate safely as planned or released. What are the procedures for declaring an emergency for a dispatcher vs a PIC? - Correct Answer-If a dispatcher declares an emergency, he shall report it to the FAA within 10 days. A pilot
declaring an emergency must report it to the FAA within 10 days of returning to his home base. What are the standard take off minimums? - Correct Answer- RVR and 1SM What are considered LTS for our op specs? - Correct Answer- and 1/4SM What must we have if we are to dispatch a flight legally below lower than standard take off mins? - Correct Answer-600 TDZ, 600 MID, 600 ROLLOUT and Operitive CL, RCLM and/or TDZ and Rollout RVRT 3 RVR systems Describe the 1,2,3 rule - Correct Answer-The 1,2,3 rule is used when determining a destination alternate. If you have weather that is at or below 1 hour before and after, 2,000 ft ceiling, and 3 SM a destination alt is not required. What is considered marginal weather and when do we use it? - Correct Answer-Marginal weather is taken into consideration when determine if a second alternate is required. (600ft ceiling 2SM) if your destination AND your alt has both has either 600ft or 2, a second alt is required.
What are the fuel requirements for flight planning? - Correct Answer-fuel to destination, most distant alternate, +45 minutes in cruise, clear weather flight. 121. What're the factors for computing fuel? - Correct Answer-Wind and other weather conditions, Anticipated traffic delays, one instrument approach and possible missed approach at destination and any other conditions that may delay the landing of the flight. What are two types of heat used in our aircraft and what are they used for? - Correct Answer-Thermal and electric. Thermal is pulled from the 5th and 9th stages of the engine bleed air and is used for anti-icing the airplane through the leading edge slats and cannot be turned on until 400ft above field elevation. Electric is used to heat the windows, pitot tube for icing conditions and reduces the consequences of a bird strike. It is usually alway on, must be turned on 10 min prior to takeoff. Electric is also used to heat the in-flight toilet. What are the two types of PIREPS? - Correct Answer-UA- Requested UUA- Emergency What are the two known NOTAMS - Correct Answer-D- Distant NOTAMS
FDC - Flight data center NOTAM Systems within pneumatic systems - Correct Answer-Air conditioning and pressurization wing and engine antiice engine starting hydraulic resevoir pressurization water tank pressurization auxiliary fuel tank