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NAV FINAL CGA WITH ALL ANSWERS
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NAV FINAL CGA WITH ALL ANSWERS
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NAV FINAL CGA WITHALL ANSWERS
Degrees=Minutes=Nauticalumilesu-ucorrectuanswer-1udegree=60umins=60uNM
TheushapeuofuEarthucanubeudescribeuas...?u-ucorrectuanswer-
OblateuSpheroid,uEllipsoid,uoruGeoid
LinesuofuLongitudeu-ucorrectuanswer--alsouknownuasumeridians
-convergeuatutheupoles
-welluknowulineuofuLongitude:uPrimeumeridian
Minutes=NauticaluMiles=Yardsu-ucorrectuanswer-1umin=1uNM=2000uyds
Whatuareutheutwoudifferentutypesuofuchartuprojections?u-ucorrectuanswer-
MercatoruanduGnomonic
Parallelsuareualwaysuequidistantufromueachuotheruinucontrastutoumeridiansuwhichuco
nvergeuandumeetuatutheupoles.(T/F)u-ucorrectuanswer-True
Whatuisutheupracticaluobjectionutoufollowinguaugreatucircleuroute?
a.uNothing,ugreatucirclesuareutheushortestudistanceubetweenupoints.
b.uItualwaysuleadsutoutheuNorthupole.
c.uTheuship'sucourseuisusubjectutoucontinuousualterations.
,d.uTheushipuisuforcedutoucompleteuauloxodromicuspiral.u-ucorrectuanswer-
c.uTheuship'sucourseuisusubjectutoucontinuousualterations.
InucomparisonutouRhumbulines,uauGreatuCircleurouteuis?
a.uequal
b.ulonger
c.ushorteru-ucorrectuanswer-c.ushorter
Distanceuandudirectionucannotueasilyubeudetermineduusinguaugnomonicuchart.(T/F)u-
ucorrectuanswer-True
Areunotuequaludistanceufromuoneuanother,uthereforeuconvergeuanduultimatelyumeetu
atutheupoles.
a.uParallels
b.uMeridiansu-ucorrectuanswer-b.uMeridians
GooduRadaruNAVAIDSu-ucorrectuanswer--notuinland
-prominentupointsuofulandsuoruislands
-visibleuforuextendedutrackuofutime
-NOuBUOYS
Telescopicualidadeu-ucorrectuanswer-
Aumagnifyinguviewingudevice.uAllowsuauuserutousimultaneouslyuobserveuanuobjectua
nduitsubearinguonutheugyrourepeater.
Theutelescopicualidadeuprovidesuwhatutypeuofuinformation?
A.uBearing
B.utheuHeight
C.uTheuDistance
D.uTheuWeightu-ucorrectuanswer-A.uBearing
NOAAu-ucorrectuanswer--NationaluOceanicuanduAtmosphericuAdministration
USuChartu#1u-ucorrectuanswer-
theudefinitiveucollectionuofuallusymbolsuuseduonucharts
Chartuscaleu-ucorrectuanswer-
theuratiouofutheusizeuofutheuchartucomparedutoutheuactualusizeuofutheuareauonutheuch
art
Largeuchartuscale(ex:u1:10,000)u-ucorrectuanswer-
Showsusmalleruareauinugreaterudetail
Smalluchartuscale(ex:u1:80,000)u-ucorrectuanswer-Showsulargeruareauinulessudetail
Datumu-ucorrectuanswer-
auplaneuofureferenceuwhichualludepths,uheights,uanduprojectionsuonuauchartuareubas
ed
Charteduheightu-ucorrectuanswer-MeanuHighuWater(MHW)
, Chartedudepthu-ucorrectuanswer-MeanuLoweruLowuWater(MLLW)
Datumushiftu-ucorrectuanswer-
Occursuwhenuaunavigationusystemuprovidesuaufixubaseduonuaudatumudifferentufromut
hatuuseduforutheunauticaluchart
navigationaludraftu-ucorrectuanswer-
theudepthuofutheuship`sukeelubelowutheuwaterulineuwhenuloadeduplusuausafetyuzoneu
prescribedubyutheuCommandinguOfficer
Shoaluwateru-ucorrectuanswer-
Auhazardutounavigationuanduanyusoundinguofulessuthanutheuprescribedunavigationalu
draft
courseu-ucorrectuanswer-theudirectionuauvesselutravelsuthroughutheuwater
Headingu-ucorrectuanswer-
theudirectionuinuwhichuaushipupointsuatuanyumomentuanduisuinstantlyuchanging
Tracku-ucorrectuanswer-
theuintendeduhorizontaludirectionuofutraveluwithurespectutoutheuearth
SpeeduofuAdvanceu-ucorrectuanswer-
theuspeeduintendedutoubeumadeugooduwhenuplanninguauvoyage
or
theuaverageuspeeduthatumustubeumaintaineduduringuauvoyageutouarriveuatuaudestinat
ionuatuaucertainutime
3uminuteuruleu-ucorrectuanswer-
distanceuinuyardsutraveleduinu3uminutesuisuequalutouspeeduinuknotsuxu100
RADARuoperatesuonutheubasisuofumicrowaveuenergyureflectinguoffuobjectsuanduretur
ning.(T/F)u-ucorrectuanswer-True
WhatuisutheuPortfoliouAssignmentuforuChartu18AHA18773?
a.u18
b.u18A
c.u18773
d.uAu-ucorrectuanswer-d.uA
LargeuScaleuChartsushowumoreudetailuandusmalluarea.(T/F)u-ucorrectuanswer-True
Whatureferenceuisuuseduinudeterminingudepthsu&uheightsuonuaunauticaluchart?
a.uDistanceuScale
b.uCompassuRose
c.uSoundinguDatum
d.uLatitudeu-ucorrectuanswer-c.uSoundinguDatum
Theuouteruringuofutheucompassuroseuisualigneduwith?
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