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OIC C-1

Question Answers

Out of the 57 navigationalstars tabulated in the Nautical

Almanac, how many are of therst magnitude!

1"

Out of the 57 navigationalstars tabulated in the NauticalAlmanac, how many are of thesecond magnitude!

#$

%hich statement is &'()concerning *night e+ect* andthe recetion of radio signals!

*Night e+ect* iscaused by raidchanges in theionoshere

%hat is a common occurrencewhen a vessel is running into ashallow water!

*suat* willcause a decreasein bottomclearance and anincrease in draft

.olaris is always within howmany degrees of the northole!

1 degree

As a general rule, a (/CCshould not have a seed in any

direction greater than whatseed when touching berth!

010 2nots

A vessel is following a range to2ee herself within a narrowchannel &he chart indicatesthe range to be 001deg &hevessel is *on range* when sheis steering a course of3

001deg &

&he standard time meridian for4one descrition -1 is3

15deg )

&he mean distance betweenthe earth and the sun is3

1 astronomicalunit A( 6

One comlete turn of the drumof the setant moves the indearm along the arc is eual to3

1 degree

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&he sun is the central body ofthe solar system It moves inthe direction of 8ega at3

19 miles ersecond

A harbor chart could have ascale of3

13#5,000

A sailing chart could have ascale of3

13700,000

A general chart could have ascale of3

13900,000

&he :.; rovides "5eteorology, the unit ofatmosheric ressure used in

synotic charts is thehecto.ascal One hecto.ascalh.a6 is eual to3

1 millibar

&he standard sea levelressure of the atmoshere is3

101#95 millibarsof mercury

?ou are steering a course of1@0&, you wish to observe abody for a latitude chec2%hat would the a4imuth haveto be!

000deg&

&he observer is at )uator andthe celestial body is at the Birst.oint of Caricorn, the bearingof the celestial body duringmeridian transit is3

1$0 degrees

A one 2not current hasaroimately the same e+ecton a given surface area as a3

10 2not wind

%hat is the circumference ofthe earth at the euator of theeuatorial radius is ta2en at#, nautical miles!

91,@#"9" miles

%hat is the latitude of a lacewhere the sun is eactly at the4enith of the observer at /ocalAarent Noon /AN6 of=ecember 99!

9#deg 97D ;

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%hat is the latitude of a lacewhere the sun is eactly at the4enith of the observer at /ocalAarent Noon /AN6 of;etember 99 or 9#!

0deg /atitude

=etermine the latitude of a

lace where the sun is eactlyat the 4enith of the observer at/ocal Aarent Noon /AN6 of;etember 99 or 9#

9#deg 97D N

%hat is the latitude of a lacewhere the sun is eactly at the4enith of the observer at /ocalAarent Noon /AN6 of Eune91!

9#deg 97D N

&he arctic circle is how manydegrees north or south of thetroic of cancer!

deg 0@D North

%hen the body is on therational hori4on, what is its4enith distance!

0"0deg

A vessel is following a range to2ee herself within a narrowchannel &he chart indicatesthe range to be 9#deg &hevessel is *on range* when sheis steering a course of3

9#deg &

%hat is the geograhicallatitude of a body whose

declination is 9#deg 97D N!

9#deg 97D N

%hat is the highest sustainedsurface wind seed of a

&roical ;torm!

# to @# 2nots

&he orbital seed of the earthis3

1@1 nauticalmiles er second

Feeling error is dened as thechange of deviation for a heelof3

1deg while thevessel is on acomass headingof 000deg

=ue to the revolution of theearth around the sun, asidereal day is shorter than asolar day by about3

# mins and 5@secs

&roical =eression has amaimum sustained surfacewind seed of3

## 2nots

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&he visible diameter of the sunas seen from the )arth duringerihelion is3

#9@D

.olar distance can never bemore than3

1$0deg fromeither oles

Internationally used value ofthe atmosheric ressure inmetric system

1,01# millibars

%hen the inde mirror and thehori4on mirror of the setantare arallel, the setant shouldread3

0deg

&he aarent wind can be 4erowhen the true wind is from3

astern and eualto the shiDsseed

G;urface currentH is associatedwith what comonent force!

Fori4ontal

?ou are roceeding along theright ban2 of a narrow channelaboard a right-handed single-screw vessel &he vesselstarts to sheer due to ban2suctioncushion e+ect ?oushould3

increase seedand ut therudder right full

&he e+ect we call *suat*occurs %hy!

Increasedvelocity anddecreased waterressure aroundthe shiDs hull

?ou are the >aster of a single-screw vessel ?ou are doc2ingat a ort which has no tugsavailable ?ou decide to drothe o+shore anchor to hel indoc2ing &he amount of chainyou should ay out is3

1 19 to 9 timesthe deth of thewater

&he suat e+ect of a largevessel travelling at high seedwill caused an increased of herdraft by3

in ecess of twometers by mean

&he rules concerning lightsshall be comlied with in allweathers from sunset tosunrise &he lights3

shall bedislayed inrestrictedvisibility duringdaylight hours

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A coastal chart could have ascale of3

13100,000

A vessel will **suat** when itroceeds underway3

in all deths ofwater

.rior to getting underway infresh or brac2ish water, the>aster must3

log the density ofthe water

If your vessel is dragging heranchor in a strong wind, youshould3

increase thescoe of anchorcable

&he actual seed of the vesselover the surface of the earthat any given time

seed over theground

Fow will you dene *suat*! Increase in draftto the oint on

your shi whichis closest to thebottom

Brom those listed, which wouldbe the referred method ofosition ing for greatestaccuracy and certainty ofosition!

&a2ing a radarrange and visualbearing

After sailing for severalminutes ma2ing 10 2notsthrough the water6 and in

constant monitoring of yourradar screen, you noticed thata contact has remained in thesame osition relative toyours, what could be theossible conclusion of thescenario!

the contact is onthe same courseand seed as

your vessel

Fow is ban2 e+ect felt in avessel!

&he vesselJs bowis ushed awayfrom the nearestban2

&he best time to wor2 a boatinto a sli is3 at slac2 water

C-9

Question Answers

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According to theCollision'egulations,determine whichstatement isCO'')C&

regarding theword*underway*!

none of thechoices is correct

A vessel heading;;) is on acourse of3

1575deg

%hat is theminimum soundsignalingeuimentreuired aboarda vessel 10-meters in length!

Any means ofma2ing aneKcient soundsignal

Bor a vesselconstrained byits draught,describe the daysignal with itscorresondingsi4e

A blac2 cylinderhaving adiameter of notless than 0@ mand a heighttwice itsdiameter

A towing vesselushing a barge

ahead and rigidlyconnected in acomosite unitshall show thelights of3

a ower drivenvessel not towing

%henever acourse alterationis made to avoidcollision, itshould be3

a large change

A commercialairline in the

water is3

A sealane

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Of the listedvessels, which isto be regarded asa vessel*restricted in herability to

maneuver* inaccordance withthe Navigation'ules!

A vessel engagedin mineclearing

As dened in the'ules, whichvessel wouldualify as a*vessel not undercommand*among thelisted!

a vessel with heranchor down butnot holding

%hich statementis &'()regardingeuiment forbell and gongsignals!

>anual soundingof the signalsmust always beossible

Of the listed,which vessel isNO& classied asvessel *restrictedin her ability tomaneuver* inaccordance tothe 'ules!

A vessel whoseanchor is fouled

A "5-metervessel agroundshall sound whichfog signal!

A raid ringing ofa bell for 5seconds,receded andfollowed by #searate anddistinct stro2eson the bell

&he cometenceand vigilance ofthe oKcer of thewatch rovidethe most directmeans of3

avoidingdangeroussituations

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&he *collisionavoidance rules*shall aly towhich of thefollowingvessels!

All vessels uonthe high seasand in all watersconnectedtherewith

navigable byseagoing vessels

?our vessel isunderway in fogand you hear tworolonged blaston yourstarboarduarter %hataroriateaction should youdo!

Fold your courseand seed

?ou areunderway on aower drivenvessel in oenwater when youobserve acrossing owerdriven vesselaroimately $miles away at 99degrees on yourort bow Learingsteady, whataction do youta2e!

>aintain courseand seed withcaution as he isthe give wayvessel

&he listed lightswill be ehibitedby a vesselengaged inshing while atanchor!

none of thechoices

In ANN)M III ofthe International

'ules, if whistlesare tted at adistance aart ofmore than 100meters, it shallbe arranged thatthey3

are not soundedsimultaneously

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&o which of thefollowingannees of theCollision'egulations istitled as

Additional;ignals forBishing 8esselBishing in Close.roimity!

Anne 9

%hich statementalies to 'ule $b6 of the 1"79Colregs!

a succession ofsmall alterationsof course andorseed should beavoided

&he word

*sealane*means itincludes3

any air craft

designed tomaneuver on thewater

.ower-drivenvessel *A* istted with radarand is ma2ingway in fog(nder thecollisionregulations,

vessel *A* shouldroceed at3

a safe seed

&he resence ofa ilot on boarddoes not relievethe master andthe oKcers oftheirresonsibility forthe safe thenavigation of thevessel If thatnotion is correct,what is the use ofhaving ilot onboard!

Adviser to the>aster becauseof his local2nowledge

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'ule 10 statesthat is a vessel isobliged to cross atraKc lane thenshe shall do so3

on a heading asnearly asracticable atright angles tothe general

direction of traKcow

A vessel shallnavigate withcaution at whatseed!

At a seedcommensuratewith steerageway

?ou arearoaching theilot station withthe wind ne onthe starboard

bow and ma2ingabout # 2nots

?ou can hel tocalm the seas byta2ing whataction ust beforethe ilot boatcomes along onthe ort side!

A short burst ofahead full withleft full rudder

(nder Anne IIIof the Collision'egulations, thesidelights of avessel of 90meters or morein length shall betted withinboard screensainted3

matt blac2

%hen ta2ing a.ilot from a ilotvessel in aseaway, whichway should youhead your vesselif the ladder is onthe leewardside!

;ea on theweather bow andshi movingahead slowly

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In restrictedvisibility, aower-drivenvessel underwaybut stoed andma2ing no way

through thewater shall soundwhich of thefollowing fogsignals!

>IP)

Clear instructionsare issued inwriting by >asterat night orderboo2, which isthe mostimortantreminder that healways wrote!

Call the master incase of doubt

?ou are on aower drivenvessel when yousuddenly run intoa fog ban2 %hataction would youta2e!

Commencesounding the fogsignal, engineson standby, callfor loo2out, call>aster

%hat rudentaction would youta2e if you arethe oKcer onwatch on board aower drivenvessel and yousuddenly run intoa fog ban2!

;tart soundingthe fog signal,

engines onstandby, call forloo2out, call>aster

Action to avoidcollision Anyalteration of thecourse and orseed to avoid

collision shall ifthecircumstancesadmit, be largeenough to bereadily aarentto anothervessel

Colreg $b6

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A vesseltransferringcargo whileunderway isclassied by the'ules as a vessel3

restricted in herability tomaneuver

%hat is theaction to ta2ewhile in fog if avessel ahead isdetected byradar!

each vessel tocomly with therules

(nder the 'ules,any vessel mayslac2en herseed, sto, orreverse herengines to3

Allow more timeto asses thesituation

A vessel isdeemed to be inwhat situationwhen shearoachesanother vesselfrom more than995 degreesabaft othervesselDs beam!

overta2ing

%hen the range

of the target isdecreasing andthe bearingremainsconstant, theshis are on3

collision course

/oo2ing straightahead at nightyou observe themasthead lightsand both sidelights of another

vessel %hataction should beta2en!

)ach shi altercourse tostarboard

A vessel which is*restricted in herability tomaneuver* underthe 'ules, is a

mineclearing

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vessel which is3

'ule " A vesselshall not cross anarrow channelor fairway if3

if such crossingimedes theassage ofanother vesselwhich can onlysafely navigatewithin thechannel orfairway

&he Night OrdersLoo2 includes thefollowing ecet!

maintain shiDsseed at alltimes

In addition to thereuired fogsignal, ilotvessels maysound which ofthe listed!

four short blasts

All lightsmentioned in the'ule be ehibitedduring what

hours!

Brom sunset tosunrise in allweathers

Brom a shingvessel by day, atwhat direction dolong nets lie!

Brom the doublecone towards thesingle cone

A light showingone or moreashes at regularintervals, theduration of lightbeing less than

that of dar2ness

ashing light

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&he vesselsengaged inshing with urseseine gears mayehibit twoyellow lights in a

vertical line&hese lights shallash alternatelyevery second andwit eual lightand occultationduration &heselights may beehibited onlywhen the vesselis3

hamered by itsshing gear

In order for astand-on vesselto ta2e action ina situation, shemust rstdetermine thatthe other vessel3

is not ta2ingaroriateaction

A vessel engagedin trawling, inaddition to itsidentity lights, isehibiting twowhite lights in avertical line%hat is shedoing!

shooting her nets

%hich of thefollowing is nottrue in resect tothe OO%!

Fe should 2eehis watch on thebridge but canleave anytime ifnecessary

A vessel is*engaged inshing* when3

she is usingshing aaratus

which restrictshermaneuverability

A loo2-out is bestosted in whichlocation!

forward as low asossible

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&hree shortblasts on awhistle means3

I am a oeratingastern roulsion

%hat is themeaning of thetwo white lights

dislayed by ashing vessel,visible all roundthe hori4on,verticallydisosed, inaddition tonormal shinglights!

I am shootingnets

%hich lights6 isare6 A>ON:those shown by a900-meter vesselat anchor!

Any availablewor2ing lights toilluminate thedec2s

As er Anne II ofthe 'ules, theadditional signalsfor trawlers whenhauling their netsis3

Internationalcode ag *:*

8essels engagedin air trawlingshow what day

signals!

Internationalcode ag *&*own at the

foremostAs er Anne II ofthe 'ules, whichof the following isthe additionalday signal fortrawlers whenthe net has comefast anobstruction!

Internationalcode ag *.A.A*

%hile the .ilot isembar2ed he orshe3

is a secialist

hired for his orher localnavigational2nowledge

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%hat does thissignal dislayedby a small craftsignify when inassage u ariver, she is

showing a rigidrelica of theinternationalcode ag *A*!

It signies, *Ihave a diverdown, 2ee wellclear at slowseed*

'ule " A vesselroceeding alongthe course ofnarrow channelor fairway shall3

2ee a near theouter limit of thechannel

A high intensityall-round ashing

red light isehibited by a%I: craft onlywhen3

ta2ing o+

%hich of thefollowingrovisionsertains to .A'&L of the 'ules ofthe 'oad!

;teering and;ailing 'ules

%hat lights andshaes are to beshown if a vesselis aground!

/ights rescribedin 'ule #0d6

As far as 'ule "of the 'ules ofthe 'oad isconcerned, avesselroceeding alongthe course of anarrow channelor fairway, shall3

2ee as near tothe outer limit ofthe channel orfairway which lieson her starboardside

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One of the mostimortantinnovations inthe 1"79'egulationsCO/'):6 was

the recognitiongiven to traKcsearationschemes (nder'ule 10 of this'egulation statesthat in so far asracticable, avessel mustavoid3

crossing traKclanes

&he stated limitsof the dangerarea about amine clearancevessel whenengaged inminesweeingoerations is3

>inimum of1,000 m radiusabout the vessel

In order to attractthe attention ofan aroachingvessel, whatlights may avessel engagedin shing show!

may direct thebeam of theirsearch light inthe direction of adanger to the

aroachingvessel

A vessel mayehibit lightsother than thoserescribed by therules as long asthe additionallights3

=o not interferewith the 2eeingof a roerloo2out

%hich of thefollowing

dimensions isCO'')C& on thesignal shown bya vesselconstrained byher draftdislaying ablac2 cylinder!

measuring 0@min diameter and

19m high

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A ower-drivenvessel isunderway andshing withtrolling lines &hisvessel3

>ust 2ee out ofthe way of sailingvessel

Bor a vessel atanchor, what arethe additionaland otional fog-signals!

'O>)O

=eviation fromColreg is3

allowed whennecessary toavoidimmediatelydanger

%hat is thevertical distancebetween theshaes shown bya 50-meterassenger ferrythat has lost herroulsion whileunderway andshe has todislay hersignals by day!

not less than 15m

A bell or a gong,or other devicehaving similarsoundcharacteristicsand at a distanceof one meterfrom it, shallroduce a soundressure level of3

not less than 110dL

&he reuiredaudibility ofwhistles forvessels 75meters but lessthan 900 metersin length asrescribed inAnne # is3

one and a halfnautical miles

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%hen ushingahead in fog, avessel towingshall sound3

one rolongedand two shortblasts

?our vessel isroceeding along

a narrow channeldislaying thesignal reuiredby the rule 9$ Asmall vesselcommences tocross the channelfrom starboard toort It aearsthat she willimede yourassage %hatsignal should yougive under thecircumstances!

at least 5 shortand raid blast

Bog signals,reuired underthe 'ules forvessel underway,shall be sounded3

At the intervalsof not more thantwo minutes

&he mastheadlight of an air-cushion vesselmust be visibleand shown overhow many ointsof the comass!

Over an arc ofthe hori4on of 90oints of the

comass

In which of thefollowingsituations shoulda shing vesselshing in closeroimityehibits onewhite light over

red light invertical line!

Fauling her nets

As rescribed inwhat rule shall avessel agroundgive the bellsignal and ifreuired thegong signal!

aragrah f6 of'ule #5

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As stated in theCollision'egulations,*)emtions* iscontained inwhat art!

.art )

.re-deartureChec2 /istincludes thefollowing,)MC).&3

Lridge standingOrder

&hese aremethods ofCollisionAvoidance,ecet3

.reservingcourse,maintainingseed

Leing the OO%navigating in anarea of restrictedvisibility, asingle-lettersignal *>IP)* washeard beingsounded at aninterval of notmore than twominutes ?ouhave determinedthat this signal iscoming from a3

ower-drivenvessel, notma2ing way

&he fog signal fora ilot vesselmore than 100meters in lengthat anchor, onstation is3

'aid ringing of abell in theforeart of thevessel for about5 seconds, and agong signalsounded in theafter art of thevessel ;he mayalso sound anidentity signal of

four short blasts

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%hat can be theossible coursewhen you noticethat the rangebetween twoshis is

decreasing whiletheir bearingremainsconstant!

convergingcourse

%hat actionwould you ta2eas OO%, while inu-river assageyou see a smallcraft showing arigid relicaInternationalcode ag A/.FA!

:ive a wide berthto the craft, andreduce your ownvesselDs seed onaroaching andassing the area

%hat would anOIC-N% shoulddo rior torelieving anoKcer inchargeof navigationalwatch!

'eort to thebridge in order toadust hiseyesight for atleast 10 minsrior to ta2ingthe watch

A stand-on vesselis3

'euired tomaintain course

and seed in acrossing situationbut may ta2eaction to avoidcollision

In what rule inthe Collision'egulations canyou nd therovision madewith resect

when navigatingin narrowchannels byower-drivenvessels!

'ule "

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&his 'ule statesthat anysubseuentalteration of thebearing betweentwo vessels shall

not ma2e theoverta2ing vessela crossing vesselwithin themeaning of these'ules of relieveher of the duty2eeing clear ofthe overta2envessel until she isnally ast andclear

'ule 1# d 6

A vesselrestricted in herability tomaneuver whenengaged in anoerations forthe maintenanceof safety ofnavigationlaying, serving oric2ing u asubmarine cableis eemted fromcomlying under3

'ule 10

(nder what rulein the 'ules ofthe 'oadcontained thisscenario whentwo sailingvessels arearoaching oneanother so as to

involve ris2 ofcollision!

'ule 19

%hat ruleindicates theactions of a give-way vessel!

'ule 1@

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&his rule statesthat when twoower drivenvessel aremeeting onrecirocal or

nearly recirocalcourses so as toinvolve ris2 ofcollision eachshall alter hecourse tostarboard so thatthey will assort to ort

'ule 1 a6

%hilst callingattention to allthe usualrecautions to beta2en, it alsocalls for theeercise ofersonalintelligence onthe arising of anyunforeseencircumstances Inwhat other ruleconforms withthis statement!

'ule 9a6

%hat rule alieswhen insite allthe recautionsmade the vesselcan deviate fromthese rulesnecessary toavoid immediatedanger!

'ule 9b6

In what rule inthe Collision

'egulations doestheresonsibilities ofa sealane onthe water isstated!

'ule 1$

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&he term*trawling* whichmeans thedragging of thedredge net orother aaratus

through thewater is denedin which 'ule!

'ule 9@

In what 'ule arethe lightsrescribed for avessel isrestricted in herability to deviatefrom her coursebecause of herdraught and theavailable dethof water!

'ule 9$

In what rule doesit rescribes thata vessel engagedin dredging shallehibit the lightsand shaes toindicate to othervessels theobstructed area!

'ule 97d6

A vessel engagedin underwateroerations and atanchor isreuired to soundthe fog signal ascontained inwhich rule!

'ule #5 c 6

&he signal for aower-drivenvessel reuiredto ma2e on her

whistle when thevessels are insight of oneanother arerescribed inwhat rule!

'ule #a6

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In what rule canyou ndconcerning themaneuveringlight!

'ule #b6

&his rule states

that, action ta2ento avoid collisionwith anothervessel shall besuch to result inassing distance

'ule $ d6

&he 'ules of the'oad stated thatany alteration ofcourse is made ingood time, andsubstantial anddoes not result inclose-uarterssituation

'ule $ c6

%hat rule is this*A vessel shallslac2en herseed or ta2e allway o+ bystoing orreversing hermeans of

roulsion*!

'ule $ e6

?our vessel isroceeding alongthe course of anarrow channel,under this 'uleyour aremandated to2ee near to theouter limit of thechannel orfairway which lies

on her starboardside as is safeand racticable,this is3

'ule " a6

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A single-lettersignal *&AN:O*was heard at aninterval of notmore than twominutes in

restrictedvisibility &hismeans that thevessel is a3

ower-drivenvessel, ma2ingway

A sealaneunderway on thewater shall carrywhich lights andshaes!

;ame lights andshaes asrescribed in'ule 9#

&he actionnecessary totransfer thesteering controlfrom thewheelhouse tolocal control inorder to use thesteering gearroom tric2 wheel,is to3

align the tric2wheel to therudder angleosition

A sailing vesselunder 7 metersor a vessel underoars shall carrywhich light if shedoes not carrysidelights and asternlight!

she must haveready at hand alighted lantern or

an electric torchshowing a whitelight

A vesselroceeding undersail and underower shall showwhich day signal!

;ignal rescribedin 'ule 95e6

(ncertainwhether you are

overta2ing or incrossingsituation, yourare aroachinganother vessel,%hat would youdo!

assumed thatyou are

overta2ing

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In fog, youobserve yourradar anddetermine that aris2 of collisioneist with a

vessel 9 miles o+your ort bow

?ou should3

&a2e roer andavoiding actionas soon asossible

A vesselnavigating insearationscheme shouldNO& intervenethe assage of3

dee draughtvessel

As rescribed inthe 'ules, AnneI of theNavigation 'ulesertains to whichof the following!

.ositioning and&echnical =etailsof /ights and;haes

%hat will be yourrst rearationone hour rior toyour arrival atthe anchoragearea!

&he arrivalc2ec2list isroerlyattended

(nder CO/'):;Anne III, a

ower-driven bellstri2er isrecommended toensure3

constant force

A vessel iseuied withtwin roellers,both turningoutboard with theengines halfahead If there isno wind or

current and therudders areamidshis, whatwill haen!

&he vessel willsteer a fairlystraight course

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After sailing forseveral minutesma2ing 10 2notsthrough thewater6 and inconstant

monitoring ofyour radarscreen, younoticed that acontact hasremained in thesame ositionrelative to yours,what could bethe ossibleconclusion of thescenario!

the contact is onthe same courseand seed asyour vessel

As a stand-onvessel in acrossingsituation, youmay hold yourcourse and seeduntil3

action ta2en bythe give wayvessel alone willnot reventcollision

A sailing vesselbefore reaching abend in rivershall sound whatsignal!

&he signalrescribed in'ule #e6

Ly day, a vesselservicing a buoy,when also atanchor shalldislay whichshaes!

&he three shaesrescribed in'ule 97

%hat does itmean when ashing vesselehibits twoyellow lights,

verticallydisosed, andashingalternately!

&he vessel isshing with seinenets

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As an OO%, youheard acontinuoussounding of afog-signalaaratus %hat

does thisindicate!

the vessel is indistress

As dened in the'ules, which ofthe followingstatements isCO'')C&concerning a*vessel engagedin shing*!

the vessel maybe using nets,lines or trawls

Ly day, when it isimracticable forsmall vesselsengaged indiving oerationsto dislay theshaes for avessel engagedin underwateroerations, sheshall dislay3

a rigid relica ofthe InternationalCode ag *A*

?ou areunderway and

aroaching abend in thechannel wherevesselsaroaching fromthe oositedirection cannotbe seen %hatsound signalshould youma2e!

one blast to @seconds duration

A vessel

*restricted in herability tomaneuver* is onewhich3

from the nature

of her wor2 isunable tomaneuver asreuired by therules

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%hat lights maybe shown by avessel of 100meters or morethat is at anchor!

All availablewor2ing lights toilluminate herdec2s

?ou are towing a

vessel and thetotal length ofthe tow is morethan 900 meters%hich day shaemust beehibited!

=iamond shae

As stated in theCollision'egulations,which of the

listed refers toAnne II!

Additional;ignals forBishing 8esselBishing in Close

.roimity

As rescribed inAnne III of 'uleof the 'oads,what does itertain to!

&echnical =etailsof ;ound ;ignalAliances

(nder 'ule # i 6a vessel isunderway when3

she is draggingher anchor

%hen navigatingin restricted

visibility, aower-drivenvessel shall3

have her enginesready for

immediatemaneuver

&he >aster isallowed by therules to deartfrom the normalreuirements3

in order to avoidimmediatedanger

As rescribedunder aragrahf6 of 'ule #5, avessel agroundshall give the bellsignal and ifreuired also the3

gong signal

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&o attract theattention of othervessel, a vesselmay use anysound or lightsignals as long

as3

the signal cannotbe mista2en for asignal authori4edby the 'ules

(nder CO/'):;Anne I8, whatdoes the orangeag, showing ablac2 circle and asuare shaeindicate!

distress signal

C-#

Question Choice A

&o ensure that a'ACON signal isvisible in the#cm radar, oneshould ensurethat the3

rain cluttercontrol should belaced on low ifnecessary or o+

As er ;olas 8

regulationssafety ofnavigation ashis of 10,000gross tons andabove shall betted, with radarcaable ofoerating in the3

" :F4 freuency

band

&he commonfreuencies usedin merchant

radar arearoimately3

#,000 and ",000mega cycles

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%hat does anautomaticidenticationsystem AI;6transonder useto transmit and

receiveinformationbroadcasts!

15@595 >F4,1@1"75 >F4 and1@9095 >F4

If the 'adarscanners of onevessel are in thesame hori4ontallane as thecargo dec2 of theother duringtransferoerations, whichtye of radaremissions wouldose a greaterdanger of theinduced ignitionof ammablevaors!

a 10 cm radar

%hich is themost accurateosition by radares!

radar range andvisual bearings

&his tye of radarenhance tomaimumvisibility inmarginal weathercondition

;-band

)choes in radarfrom two or moretargets close toeach other at thesame range mayemerge to form a

single echo &heability of a radarto searate thisis called3

resolution inbearing

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&he ability of aradar to searatetargets closetogether on thesame bearing iscalled3

resolution inrange

&hecharacteristics onwhich bearingresolutiondeends is3

hori4ontal beamwidth

%hich indicatesthat your radarneedsmaintenance!

;errated rangerings

%hich radarcontrol is used toshorten allechoes on thedislay andreduces theclutter caused bythe snow or rain!

fast timeconstant

%hen navigatingin coastal waterswhich of thefollowing is notconsidered as afactor!

'adar is onlysulement tovisual ing

'aster-scan chartdata is3 a digiti4ed*icture* of achart in oneformat and onelayer

&his may occurwhen a strongecho is receivedfrom anothershi at closerange

multile echoes

&his is thedecrease in thestrength of aradar waveresulting fromabsortion,scattering andreection by themedium as it

Attenuation

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asses theatmoshere

&he unit whichsends returningtarget echoes tothe receiver isthe3

scanner unit

%hat do you callthe mar2er in theradar ..I which

the oerator canut in anydirection towatch theincoming target!

:uard 4one

&he di+erence inintensity of theillumination ofthe radar scoebetween radarimages and thebac2ground of

the screen

contrast

In connedwaters which ofthe followingeuimentbecomes morereliable inobtainingvesselDs osition!

'adar M bandand visualmethod

An identicationof shis, coastalareas and other

targets, goodrange and rangeresolution areimortantbecause they3

hel indicatemaimum detail

>ost commonly,shiDs radaroerates in the3

M- LAN=

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%hich of thefollowing is thebest to obtainvesselDs ositionduring oorvisibility!

'adar

%hich bridgeeuiment isused indetermining thedistance to anddirection ofobects bysending out abeam ofmicrowave radioenergy anddetecting thereturnreections!

'A=A'

%hile underway,a vessel over100,000 grosstons with anautomaticidenticationsystems AI;6 iseected tobroadcast all ofthe followinginformation every1 to 10 seconds)MC).&3

name of vessel

On a relativemotion radar, theclosest oint ofaroach C.A6of a contact isdetermined3

after the contacthas been mar2edat least twice

%hen may theautomatic

identicationsystem AI;6 beswitched o+!

At the >asterDsrofessional

udgement

&his radar uniterforms a dualfunction both intransmission andrecetion

scanner

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Navigation atcoastal waters,radar is generallyused tosulement

8isual ing

&he intensity of

the electionbeam in theC'& iscontrolled by3

varying the

otential on thegrid

&he minimumrange at which atarget can bedetected isbasicallydetermined bywhich of thefollowing!

ulse length

&he transmissiontime duration ofa single ulse ofradio-freuencyenergy is afunction of the3

ulse length

In marinenavigation, radarsignal is3

ulse modulated

..I dislay of aradar means3

lan ositionindicator

&he descrition*'acon* besidean illustration ona chart wouldmean a3

radartransonderbeacon

%hich of thefollowing is NO&recommendableto obtain vesselDsosition as radartarget!

Bloating aids

%hich of thefollowing iscorrectconcerning'A>A'P!

'A>A'P is aradar beaconwhich transmitseithercontinuously orat intervals

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&his is dened asthe radar controlthat reduceswea2 echoes to alimited distancefrom the shi3

sensitivity timecontrol sea-clutter control6

&he scatteringand absortion ofthe energy in theradar beam as itasses throughthe atmoshereis called3

attenuation

%hich is thename ofmovable, radialguide line usedto measuredirection in theradar!

8'>

Countries areroducing uniuedigital chartsbased on theirinterretation ofIFO standards3

;-57 standards

%hich deviceemits acharacteristicsignal whentriggered by ashiDs radar!

'ACON

&his safetydevice whenactivated in adistress situationresonds to radarinterrogation bytransmitting aswet freuency

signal whichgenerates 19blis code on aradar screen

;earch andrescue radartransonder

%hich termrefers to thecombination of a'adar transmitterand receiver!

transceiver

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;o2ing would beindicated on theradar receiver by3

random, ie-shaed wedgeson the ..I

In A'.A, which ofthe following is

&'()!

successivebearings of a i

in radar does notnecessarily givethe course andseed of that i

%hich statementis &'()concerning avessel euiedwith oerationalradar!

;he must usethis euiment toobtain earlywarning of ris2collision

&he relative

motion line,when etendedast thereresentedosition of theobserverDs shi,shows3

C.A

&his is a shadowarea when shistructures ateual height withthe scanner,

causing areasbehind scannerto be un-scanned

blind sector

Incoming targetechoes aredetected by the3

mier crystal

A choy searoduces thisunwanted echo

;ea Clutter

&he following areunwantedechoes, ecet3

Normal 'adar)choes

C-

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C-5

Question Answers

%hen a vesselsignals herdistress bymeans of a gunor otherelosive signal,the ring shouldbe at intervals ofaroimately3

1 minute

A rescuehelicoter hoistarea wouldreferably have aminimum radiusof at least3

50 feet of cleardec2

&he abbreviationF)/-F ofhelicoter radiusof action forrescue uroses%hat are theradius andevacuating

caacity of thehelicoter!

900 nm andcaacity forevacuating morethen 15 ersons

%hat will be theaction of eachvessel after thecollisionaccident!

&he stable vesselshould standbyto assist thevessel in mostdistress

%hen a crewmember who isconscious hasfallen overboard

is being ic2edu by a lifeboat,how should theboat aroachwith the wind!

Eust o+ the bowand the victim toleeward

Question Answers

An automaticidenticationsystem AI;6transondertransmits andreceivesinformationbroadcasts on3

8FB maritimeband

Aside from the

reuirements forthe =islay Laseand ;tandard=islay, whoselects thedislaycategories of theGAll otherinformationHdislay level!

&he mariner

An )C=I; isreuired to

dislay whichinformation!

Fydrograhicdata

&he databaseinformation thatshould be shownwhen a chart isrst dislayed on)C=I; is the3

;tandard =islay

&he databaseresulting from 16the

transformation ofthe electronicnavigationalchart )NC6 by)C=I; foraroriate use,96 the udatesto the )NC byaroriatemeans, and #6the additionaldata added by

the mariner, iscalled the3

;ystemelectronicnavigationalchart

)C=I; must beable to erformall of thefollowing )MC).&3

=eterminemagneticcomassdeviation

It dislays theshi osition onan electronicchart androvides

information onsensor status and

D

system dislay

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&he shiboardgeneral alarmsystem mustreceive its mainsource of owerfrom which of the

following!

a storage battery

A continuoussounding of a fogwhistle by avessel indicatesthat a vessel is3

in distress

%hich of thefollowing smo2esignals can begiven o+ by avessel in distress

or in need ofassistance!

orange coloredsmo2e

%hen beaching avessel and thevessel is heavilytrimmed by thehead, beaching

QQQQQQQQQQ maybeadvantageous

stern rst

%hat will be yourrst action toalarm theersons on boardwhen your vesselruns aground!

;ound thegeneral alarmsystem

%hat would beyour immediateaction uonstranding yourvessel!

sto engine andut engineastern, if tide isfalling

%hen vessel isstranded, theengineers shouldbe warned to3

change from lowlevel water

inta2es to highlevel waterinta2es

After grounding,the etent of thedamage to thevessel candetermined by3

sounding of allcomartments

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(on collidingwith anothervessel in calmweather, theengines shouldbe stoed

%hich of thefollowing wouldNO& immediatelybe done!

ut the enginesastern

?our vessel havebeen in collisionwith an othervessel ?ou areta2ing in waterand you have toreare forleaving thevessel Fow willyou act!

;end a distressmessage andcollect survivalsuits thermalbags

If the shiDs bowhas enetratedthe side of theother shi in acollision it wouldbe safe to3

stay in lace inorder to lug thehole on the othervessel

%hich of thefollowing is NO&considered asdistress signal!

:reen star shells

Among the listed,which one is NO&a way to signaldistress!

:reen star shells

%hat would NO&be a distresssignal3

:reen star shellsred from alauncher

%hich of thefollowing

information isNO& reuired inreorting dangermessages!

engine failure

%hat is theossibledamaged of avessel agroundlisting to

;tarboard tan2 ballast isbreached andta2ing in water

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starboard side!

&his system

divides the crewinto teams whichshould be trainedin their variousfunctions so thatwhen anemergencyoccurs, the wholecrew swings intoactions

bac2-u team

?our vessel hasgrounded on a

bar %hat shouldyou do!

;witch to thehigh suction for

condensercirculating water,if it issubmerged

%hile your vesselis underway atsea and one ofyour crewmember fallsoverboard fromthe starboard

side %hatshould be theBI';& thing todo!

immediatelythrow the crewmember a lifereserver

%hich of thefollowing actionshould you ta2e ifa crew memberhas ust fallenoverboard o+your ort side!

Immediately utthe rudder overhard ort

A erson has ust

fallen overboardo+ yourstarboard side%hich actionshould you ta2e!

Immediately ut

the rudder overhard starboard

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A crew memberhas ust fallenoverboard o+your ort beam%hich of thefollowing actions

should you ta2e!

Immediately utthe rudder overhard left

(on stranding,the enginesshould bestoed Itshould be utastern if the tideis falling to see ifthe engines willimmediately re-oat Fowever,under nocircumstanceswill be enginesbe ut astern fora long eriod%hy!

it may stir usands that maybloc2 condensers

?ou are ;enior=ec2 OKceronboard amerchant vessel=uring the nightyou have been incollision with asail boat &here isno sign of life inthe water %hatwill you do!

Alarm the rescuecentre andcommencesearching for anysurvivals

%hat a rescueerson use if hehas to um intothe water inorder to assist asurvivor!

survival suit andlifeline

%hen vessel is

stranded,discharge orrobabledischarge ofharmfulsubstancesshould bereorted to the3

nearest coast

radio station

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%hich of thefollowing actionsis NO& to beta2en following acollision3

immediately sailaway from thescene

%hen a aralleltrac2 searchattern is beingcarried out, thecourse of thesearch unitsshould normallybe which of thefollowing!

In the samedirection as theanticiated drift

&his team dealswith theemergency atsource Onarriving at thescene of theincident, theteam ta2es thenecessarycorrective actionand informs thecontrol team ofthe situation

&he Chief OKceris in charge ofGdec2)mergenciesHLut if theincident occurs inthe engine room,the ;econd)ngineer leadsthe team

emergency teamsystem

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%hen beaching ashi to avoidimmediatedanger offoundering, it isideal to do so

aton QQQQQQQQQQso that the shisettles slowly,rather than driveher hard ashoreand strain thebottom lating

high water orfalling tide

%hat actionshould theengineers ta2ewhen your vesselis underway in achannel and allof a sudden thevessel runs aground!

;to main engineand engageturning gear

&his emergencyteam may beneeded torovide suortby carryingadditionaleuiment to thest team, torovide stretcherbearers and torelieve inured ortire men

if all e+orts tosave the vesselrove to beunsuccessful

In the event of acollision, afterthe imact,which of thefollowing shouldNO& be done!

hoist the threered lights in avertical line, oneabove the other

%hich of thefollowingstatementsconcerning aman overboardemergency isBA/;)!

?ou shouldalways laceyour vesseluwind of asurvivor in thewater to create alee

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If a crewmemberhas fallenoverboard duringthe hours ofdar2ness and youimmediately

eecute a%illiamson turn,what is therimaryadvantage of thismaneuver underthesecircumstanceeams!

?ou will be in arecirocal courseand nearly on thetrac2 line runduring the night

In the event ofcollision in calmweather, thecolliding shishould generallyremainembedded3

to allow anothershi time toassess thedamage orreare toabandon shi

%hat is NO&correct while thevessel is dealingwith emergenciesin stranding!

'eort theaccident to theCharterers

?our vessel hasbeen involved ina collision Asmaster you haveto write aboutthe accident inthe log-boo2 Inorder to onlywrite the facts inthe log-boo2,which of thefollowingrocedures doyou nd mostcorrect!

Bind out fromoKcers and crewwho have been inconnection withthe collision,what they haveseen, so thatdetailed andcomletedescrition of theseuence ofevents can beentered in the

log-boo2

C-@

Question Answers

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&o recover a manoverboard in aracetrac2 turn,the vessel issteadied for the;)CON= time

after a turn ofhow manydegrees from theoriginal heading!

#@0 degrees

&he 8FBradiotelehonefreuency forChannel 1 is3

15@7 >F4

&he 8FBradiotelehonefreuency for

Channel 1# is3

15@@5 >F4

Channel 70 fordigital selectivecalling for=istress, ;afetyand Callingfreuencyoerate at3

15@59@ >F4

Channel 1@ -;afety andcalling freuency

which oeratesin3

15@$00 >F4

An urgent marinestorm warningmessage wouldbe broadcast on3

15710 >F48FB-B> Ch 99A6

%hen lanningthe search, theC;; will rstneed to lot thedatum and the

initial mostrobable area&he radius of thecenter of datumis3

only when thereis chance ofthem being seenby rescue vessels

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?ou are using aracetrac2 turn torecover a manoverboard &hevessel is rststeadied when

how manydegrees awayfrom the originalheading!

1$0

&he Coordinator;urface ;earchC;;6 in a ;A'situation shoulddislay by night3

a distinctivesignalromulgated bythe C;;

=igital selective

calling for=istress, ;afetyand Calling

Channel 70

=istress, ;afetyand CallingChannel

Channel 1@

&he Coordinator;urface ;earch ina ;A' situationshould dislay byday3

&he code ags B'

?ou saw a man

aboard a vesseland he is raisingand lowering hisoutstretchedarms to eachside &his means3

a distress signal

%hen are the;ilence .eriodson 91$9 2F4 >B!

Bor # minutesafter each Fourand Falf hour

An airlanewants a vessels

to change courseand roceedtowards a vesselin distress &heactions of theaircraft to conveythis message willNO& include3

ashing thenavigation lights

on and o+

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Fow would theletter *I* beronounced overtheradiotelehone!

IN =)) AF

In a man

overboardsituation, besidessaving distancealong the trac2line, what is theother advantageof the ;charnow

&urn over the%illiamson &urn!

It is faster

An aircraft hasindicated that hewants you tochange courseand follow him

?ou cannotcomly becauseof an emergencyon board %hatsignal should youma2e!

;end the >orsesignal *N* byashing light

%hat is thetelehonyurgency messageli2e!

.AN-.AN

(sing 8FB 1@%hat would yousay in a ;AB)&?call andmessage!

;)C('I&);)C('I&);)C('I&) Allstations, allstations, allstations &his is;FI. M, ;FI. M,;FI. M BorNavigational%arning listen Q Qwor2ing

freuency6 &his is;FI. M

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%hat is thesafety call whengiving warning tothe vessel in thevicinity whenyour vessel had

the enginebrea2down!

;ecurities so2en# times atfreuent intervals

=uring a search,a '( would li2eto communicateby 8FB radiotelehone onchannelindicated, shemust signal whatcode grou!

??

Fow should theletter *O* beronounced overtheradiotelehone!

O;; CAF

&here are threelevels of radiotraKc whichhave riorityover ordinarytraKc %hichamong these is

&'() in theirdecreasingorder!

>A?=A?, .AN-.AN, ;)C('I&)

Fow is the letter*R* ronouncedwhen so2en ontheradiotelehone!

P)F L)CP

%hat is theurose of 8FBChannel 0@!

'& .rimaryIntershi, >aybeused in co-ordination of ;A'

shi to shi andshi to aircraft

One maoradvantage of theround turnmaneuver in aman overboardsituation is that

is the fastestmethod

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it3

In a rescueoerations, ahelicoter uses asecial devicewhich atients, inmost cases, arebeingdisembar2ed Itcan uic2ly andsafely be hoo2edon and o+

rescue litter

In a distress

situation, the twotone alarm signalshould befollowedimmediately bythe3

so2en words

*>ayday,>ayday, >ayday*

%hat is thetelegrahy andtelehonyurgency messageli2e!

MMM .AN-.AN

Fow is the letter*&* ronouncedwhen so2enover theradiotelehone!

&AN: :O

On-scenecommunicationamong therescue shis andaircraft in thevicinity ofdistress shouldbe under thecontrol of whom!

On-sceneCommander

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%hat safetymessage re isused to include ashi hasimortantmessage to

transmitconcerningsafety ofnavigation ormeteorologicalwarming!

10 miles

%hat should beused whenlanguagediKculties eistwhich cannot beresolved by theused of the I>O;tandard >arineCommunication.hrases!

InternationalCode of ;ignals

%hen using theInternationalCode of ;ignalsto communicate,the end of a radiotelehonetransmission is

indicated by thesignal3

A'

C-7

Question Choice A

In restricted visibility, a ower-drivenvessel underway but stoed andma2ing no way through the water shall

sound which of the following fog signals!

>IP)

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%hat is the fog-signal for a ower-drivenvessel underway but stoed andma2ing no way through the water!

>IP)

Fow should you, as helmsman, givefeedbac2 to the OO% oKcer on watch6that his orders are understood!

Lyreeatingthe order

%hen you are steering on a air of rangelights and nd the uer light is abovethe lower light you should3

continue onthe resentcourse

&he fog-signal for a vessel being towedlast vessel of the tow, if manned6 is3

L'A8O

Bor a vessel engaged in shing, what isher fog signal!

=)/&A

%hat is the main urose of seasea2! 'educemaritimecommunicationroblems

Ly day, vessels engaged in air trawlingmay dislay which of the following!

International code ag*&* own attheforemost

If the helmsman changes from rightrudder to left rudder, or vice versa, ineual number of degrees %hat is thehelm command!

shift yourrudder

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%hat is the euivalent fog signal of a*ower-driven vessel, ma2ing way* in theInternational Code single-letter ;ignal!

&AN:O

%hat will you do if you are helmsmanand the OO% oKcer on watch6 givesyou the order3 *.ort 90* and after a whilethe order3 *)ase your helm*

&urn theruddertowardsmidshi, butnormally notall the wayto midshiosition

In a narrow channel or fairway, themaneuvering and warning signal of avessel intending to overta2e anothervessel on her ort side is3

single lettersignal*S(/(*

&he last vessel of the tow if manned6shall sound which of the following fogsignals!

;ingle lettersignalL'A8O

A vessel aroaching a bend shall soundwhich of the following signals whereother vessels may be obscured by anintervening obstruction!

;ingle lettersignal

&AN:O

In the following International Codesingle-letters, which is the euivalent fogsignal of a *vessel restricted in her abilityto maneuver*!

single-lettersignal*=)/&A*

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A vessel when she is towing shall soundwhat fog-signals!

=)/&A

It is the euivalent fog signal of a *vesselnot under command* in the International

Code single-letter ;ignal

=)/&A

%hat isare the content of table T1 ofradiotelehony rocedures!

I Nature of distress in code from theInternational code of signalsII .honetic alhabets and gureselling

III .osition in code from theInternational code of signals

II only

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C-$

Question Answers

&he 8FBradiotelehonefreuency forChannel 1 is3

15@7 >F4

&he 8FBradiotelehonefreuency forChannel 1# is3

15@@5 >F4

Channel 70 fordigital selectivecalling for

=istress, ;afetyand Callingfreuencyoerate at3

15@59@ >F4

Channel 1@ -;afety andcalling freuencywhich oeratesin3

15@$00 >F4

An urgent marinestorm warningmessage would

be broadcast on3

15710 >F4 8FB-B> Ch 99A6

%hen bun2eringat a doc2 whichof the followingsignals must bedislayed!

A red ag by day,red light by night

In shore-shi use,what is usefulrange of 8FB!

About #0-70 miles*/ine of sight*

In case a vesselsee2s medical

advice includingthe onwardtransmission ofmedicalmessages byradio or satellitecommunicationbetween a shiand those ashore

;hall be availablefree of charge to all

shis

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