OIC C1-9 makzzz

OIC C-1 Question

Answers

Out of the 57 navigational stars tabulated in the Nautical Almanac, how many are of the rst magnitude!

1"

Out of the 57 navigational stars tabulated in the Nautical Almanac, how many are of the second magnitude!

#$

%hich statement is &'() concerning *night e+ect* and the recetion of radio signals!

*Night e+ect* is caused by raid changes in the ionoshere

%hat is a common occurrence occurrence when a vessel is running into a shallow water!

*suat* will cause a decrease in bottom clearance and an increase in draft

.olaris is always within how many degrees of the north ole! As a general rule, a (/CC should not have a seed in any direction greater than what seed when touching berth!

1 degree

A vessel is following a range to 2ee herself within a narrow channel &he chart indicates the range to be 001deg &he vessel is *on range* when she is steering a course of3

010 2nots

001deg &

 &he standard time meridian meridian for 4one descrition -1 is3

15deg )

 &he mean distance between between the earth and the sun is3

1 astronomical unit  A( 6

One comlete turn of the drum of the setant moves the inde arm along the arc is eual to3

1 degree

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

19 miles er second

A harbor chart could have a scale of3

13#5,000

A sailing chart could have a scale of3

13700,000

A general chart could have a scale of3

13900,000

 &he :.; rovides rovides "5< accuracy within a range of3

100 meters

 &he =:.; rovides rovides accuracy within a range of3

10 meters

In >eteorology, the unit of atmosheric ressure used in synotic charts is the hecto.ascal hecto.ascal One hecto.ascal hecto.ascal h.a6 is eual to3  &he standard sea level level ressure of the atmoshere is3

1 millibar

 ?ou  ?ou are steering a course of 1@0&, you wish to observe a body for a latitude chec2 %hat would the a4imuth have to be!  &he observer is at )uator and the celestial body is at the Birst .oint of Caricorn, the bearing of the celestial body during meridian transit is3 A one 2not current has aroimately aroimately the same s ame e+ect on a given surface area as a3

101#95 millibars of mercury 000deg&

1$0 degrees

10 2not wind

%hat is the circumference of the earth at the euator of the euatorial radius is ta2en at #, nautical miles!

91,@#"9" miles

%hat is the latitude of a lace where the sun is eactly at the 4enith of the observer at /ocal Aarent Noon /AN6 of =ecember 99!

9#deg 97D ;

%hat is the latitude of a lace where the sun is eactly at the 4enith of the observer at /ocal Aarent Noon /AN6 of ;etember 99 or 9#! =etermine the latitude of a lace where the sun is eactly at the 4enith of the observer at /ocal Aarent Noon /AN6 of ;etember 99 or 9# %hat is the latitude of a lace where the sun is eactly at the 4enith of the observer at /ocal Aarent Noon /AN6 of Eune 91!  &he arctic circle circle is how many degrees north or south of the troic of cancer! %hen the body is on the rational hori4on, what is its 4enith distance! A vessel is following a range to 2ee herself within a narrow channel &he chart indicates the range to be 9#deg &he vessel is *on range* when she is steering a course of3 %hat is the geograhical latitude of a body whose declination is 9#deg 97D N! %hat is the highest sustained surface wind seed of a  &roical  &roical ;torm! ;torm!  &he orbital seed of of the earth is3 Feeling error is dened as the change of deviation for a heel of3 =ue to the revolution of the earth around the sun, a sidereal day is shorter than a solar day by about3  &roical  &roical =eression =eression has a maimum sustained surface wind seed of3

0deg /atitude

9#deg 97D N

9#deg 97D N

deg 0@D North

0"0deg

9#deg &

9#deg 97D N

# to @# 2nots

1@1 nautical miles er second 1deg while the vessel is on a comass heading of 000deg # mins and 5@ secs ## 2nots

 &he visible diameter of the sun as seen from the )arth during erihelion is3

#9@D

.olar distance can never be more than3

1$0deg from either oles

Internationally used value of the atmosheric ressure in metric system

1,01# millibars

%hen the inde mirror and the hori4on mirror of the setant are arallel, the setant should read3  &he aarent wind wind can be 4ero when the true wind is from3 G;urface currentH is associated with what comonent force!

0deg

astern and eual to the shiDs seed Fori4ontal

 ?ou  ?ou are roceeding roceeding along the right ban2 of a narrow channel aboard a right-handed singlescrew vessel &he vessel starts to sheer due to ban2 suctioncushi suction cushion on e+ect ?ou should3  &he e+ect we call *suat* occurs %hy!

increase seed and ut the rudder right full

 ?ou  ?ou are the >aster of a singlescrew vessel ?ou are are doc2ing at a ort which has no tugs available available  ?ou decide to dro the o+shore anchor to hel in doc2ing &he amount amount of chain you should ay out is3  &he suat e+ect of a large large vessel travelling at high seed will caused an increased of her draft by3  &he rules concerning lights lights shall be comlied with in all weathers from sunset to sunrise &he lights3

1 19 to 9 times the deth of the water

Increased velocity and decreased water ressure around the shiDs hull

in ecess of two meters by mean shall be dislayed in restricted visibility during daylight hours

A coastal chart could have a scale of3

13100,000

A vessel will **suat** when it roceeds underway3

in all deths of water

.rior to getting underway in fresh or brac2ish water, the >aster must3 If your vessel is dragging her anchor in a strong wind, you should3

log the density of  the water

 &he actual seed of the vessel over the surface of the earth at any given time Fow Fow wil willl yo you de dene ne *s *suat* uat*! !

Brom those listed, which would be the referred method of osition ing for greatest accuracy and certainty of osition! After After sailing for several minutes ma2ing 10 2nots through the water6 and in constant monitoring of your radar screen, you noticed that a contact has remained in the same osition relative to yours, what could be the ossible conclusion of the scenario! Fow is ban2 e+ect felt in a vessel!

 &he best time to wor2 a boat into a sli is3

C-9 Question

Answers

increase the scoe of anchor cable seed over the ground Incr ncrea ease se in draf raft to the oint on your shi which is closest to the bottom  &a2ing  &a2ing a radar range and visual bearing the contact is on the same course and seed as your vessel

 &he vesselJs bow is ushed away from the nearest ban2 at slac2 water

According to the According Collision 'egulations, determine which statement is CO'')C& regarding the word *underway*! A vessel heading ;;) is on a course of3 %hat is the minimum sound signaling euiment reuired aboard a vessel 10meters in length! Bor a vessel constrained by its draught, describe the day signal with its corresonding si4e

none of the choices is correct

A towing vessel ushing a barge ahead and rigidly connected in a comosite unit shall show the lights of3 %henever a course alteration is made to avoid collision, it should be3 A commercial airline in the water is3

a ower driven vessel not towing

1575deg

Any means of ma2ing an eKcient sound signal

A blac2 cylinder having a diameter of not less than 0@ m and a height twice its diameter

a large change

A sealane

Of the listed vessels, which is to be regarded as a vessel *restricted in her ability to maneuver* in accordance with the Navigation 'ules! As dened in the 'ules, which vessel would ualify as a *vessel not under command* among the listed! %hich statement is &'() regarding euiment for bell and gong signals! Of the listed, which vessel is NO& classied as vessel *restricted in her ability to maneuver* in accordance to the 'ules! A "5-meter vessel aground shall sound which fog signal!

 &he cometence and vigilance of the oKcer of the watch rovide the most direct means of3

A vessel engaged in mineclearing

a vessel with her anchor down but not holding

>anual sounding of the signals must always be ossible A vessel whose anchor is fouled

A raid ringing of  a bell for 5 seconds, receded and followed by # searate and distinct stro2es on the bell avoiding dangerous situations

 &he *collision avoidance rules* shall aly to which of the following vessels!

All vessels uon the high seas and in all waters connected therewith navigable by seagoing vessels

 ?our vessel is  ?our underway in fog and you hear two rolonged blast on your starboard uarter %hat aroriate action should you do!  ?ou  ? ou are underway on a ower driven vessel in oen water when you observe a crossing ower driven vessel aroimately $ miles away at 99 degrees on your ort bow Learing steady, what action do you ta2e!  &he listed lights will be ehibited by a vessel engaged in shing while at anchor! In ANN)M III of the International 'ules, if whistles are tted at a distance aart of more than 100 meters, it shall be arranged that they3

Fold your course and seed

>aintain course and seed with caution as he is the give way vessel

none of the choices

are not sounded simultaneously

 &o which of the  &o following annees of the Collision 'egulations 'egulatio ns is titled as Additional ;ignals for Bishing 8essel Bishing in Close .roimity! %hich statement alies to 'ule $ b6 of the 1"79 Colregs!

Anne 9

 &he word *sealane* means it includes3

any air craft designed to maneuver on the water

.ower-driven vessel *A* is tted with radar and is ma2ing way in fog (nder the collision regulations, vessel *A* should roceed at3  &he resence of a ilot on board does not relieve the master and the oKcers of their resonsibility for the safe the navigation of the vessel If that notion is correct, what is the use of  having ilot on board!

a safe seed

a succession of small alterations of course andor seed should be avoided

Adviser to the >aster because of his local 2nowledge

'ule 10 states that is a vessel is obliged to cross a traKc lane then she shall do so3

on a heading as nearly as racticable at right angles to the general direction of traKc ow

A vessel shall navigate with caution at what seed!

At a seed commensurate with steerage way

 ?ou are  ?ou aroaching the ilot station with the wind ne on the starboard bow and ma2ing about # 2nots  ?ou  ? ou can hel to calm the seas by ta2ing what action ust before the ilot boat comes along on the ort side! (nder Anne III of the Collision 'egulations, 'egulatio ns, the sidelights of a vessel of 90 meters or more in length shall be tted with inboard screens ainted3 %hen ta2ing a .ilot from a ilot vessel in a seaway, which way should you head your vessel if the ladder is on the leeward side!

A short burst of ahead full with left full rudder

matt blac2

;ea on the weather bow and shi moving ahead slowly

In restricted visibility, a ower-driven vessel underway but stoed and ma2ing no way through the water shall sound which of the following fog signals! Clear instructions are issued in writing by >aster at night order boo2, which is the most imortant reminder that he always wrote!  ?ou  ? ou are on a ower driven vessel when you suddenly run into a fog ban2 %hat action would you ta2e! %hat rudent action would you ta2e if you are the oKcer on watch on board a ower driven vessel and you suddenly run into a fog ban2! Action to avoid collision Any alteration of the course and or seed to avoid collision shall if the circumstances admit, be large enough to be readily aarent to another vessel

>IP)

Call the master in case of doubt

Commence sounding the fog signal, engines on standby, call for loo2out, call >aster ;tart sounding the fog signal, engines on standby, call for loo2out, call >aster

Colreg $b6

A vessel transferring cargo while underway is classied by the 'ules as a vessel3 %hat is the action to ta2e while in fog if a vessel ahead is detected by radar! (nder the 'ules, any vessel may slac2en her seed, sto, or reverse her engines to3 A vessel is deemed to be in what situation when she aroaches another vessel from more than 995 degrees abaft other vesselDs beam! %hen the range of the target is decreasing and the bearing remains constant, the shis are on3 /oo2ing straight ahead at night you observe the masthead lights and both side lights of another vessel %hat action should be ta2en!

restricted in her ability to maneuver

A vessel which is *restricted in her ability to maneuver* under the 'ules, is a

mineclearing

each vessel to comly with the rules

Allow more time to asses the situation

overta2ing

collision course

)ach shi alter course to starboard

vessel which is3

'ule " A vessel shall not cross a narrow channel or fairway if3

if such crossing imedes the assage of another vessel which can only safely navigate within the channel or fairway

 &he Night Orders Loo2 includes the following ecet!

maintain shiDs seed at all times

In addition to the reuired fog signal, ilot vessels may sound which of the listed! All lights mentioned in the 'ule be ehibited during what hours! Brom a shing vessel by day, at what direction do long nets lie!

four short blasts

A light showing one or more ashes at regular intervals, the duration of light being less than that of dar2ness

ashing light

Brom sunset to sunrise in all weathers Brom the double cone towards the single cone

 &he vessels engaged in shing with urse seine gears may ehibit two yellow lights in a vertical line  &hese lights shall ash alternately every second and wit eual light and occultation duration &hese lights may be ehibited only when the vessel is3 In order for a stand-on vessel to ta2e action in a situation, she must rst determine that the other vessel3 A vessel engaged in trawling, in addition to its identity lights, is ehibiting two white lights in a vertical line %hat is she doing! %hich of the following is not true in resect to the OO%!

hamered by its shing gear

is not ta2ing aroriate action

shooting her nets

Fe should 2ee his watch on the bridge but can leave anytime if necessary

A vessel is *engaged in shing* when3

she is using shing aaratus which restricts her maneuverability

A loo2-out is best osted in which location!

forward as low as ossible

 &hree short blasts on a whistle means3 %hat is the meaning of the two white lights dislayed by a shing vessel, visible all round the hori4on, vertically disosed, in addition to normal shing lights! %hich lights6 is are6 A>ON: those shown by a 900-meter vessel at anchor! As er Anne II of  the 'ules, the additional signals for trawlers when hauling their nets is3 8essels engaged in air trawling show what day signals!

I am a oerating astern roulsion

As er Anne II of  the 'ules, which of the following is the additional day signal for trawlers when the net has come fast an obstruction! %hile the .ilot is embar2ed he or she3

International code ag *.A.A*

I am shooting nets

Any available wor2ing lights to illuminate the dec2s International code ag *:*

International code ag *&* own at the foremost

is a secialist hired for his or her local navigational 2nowledge

%hat does this signal dislayed by a small craft signify when in assage u a river, she is showing a rigid relica of the international code ag *A*! 'ule " A vessel roceeding along the course of narrow channel or fairway shall3

It signies, *I have a diver down, 2ee well clear at slow seed*

A high intensity all-round ashing red light is ehibited by a %I: craft only when3 %hich of the following rovisions ertains to .A'& L of the 'ules of the 'oad! %hat lights and shaes are to be shown if a vessel is aground!

ta2ing o+ 

As far as 'ule " of the 'ules of the 'oad is concerned, a vessel roceeding along the course of a narrow channel or fairway, shall3

2ee as near to the outer limit of the channel or fairway which lies on her starboard side

2ee a near the outer limit of the channel

;teering and ;ailing 'ules

/ights rescribed in 'ule #0d6

One of the most imortant innovations in the 1"79 'egulations CO/'):6 was the recognition given to traKc searation schemes (nder 'ule 10 of this 'egulation 'egulatio n states that in so far as racticable, a vessel must avoid3  &he stated limits of the danger area about a mine clearance vessel when engaged in minesweeing oerations is3 In order to attract the attention of an aroaching vessel, what lights may a vessel engaged in shing show! A vessel may ehibit lights other than those rescribed by the rules as long as the additional lights3 %hich of the following dimensions is CO'')C& on the signal shown by a vessel constrained by her draft dislaying a blac2 cylinder!

crossing traKc lanes

>inimum of 1,000 m radius about the vessel

may direct the beam of their search light in the direction of a danger to the aroaching vessel =o not interfere with the 2eeing of a roer loo2out

measuring 0@m in diameter and 19m high

A ower-driven vessel is underway and shing with trolling lines &his vessel3 Bor a vessel at anchor, what are the additional and otional fogsignals! =eviation from Colreg is3

>ust 2ee out of the way of sailing vessel

%hat is the vertical distance between the shaes shown by a 50-meter assenger ferry that has lost her roulsion while underway and she has to dislay her signals by day! A bell or a gong, or other device having similar sound characteristics and at a distance of one meter from it, shall roduce a sound ressure level of3  &he reuired audibility of whistles for vessels 75 meters but less than 900 meters in length as rescribed in Anne # is3

not less than 15 m

'O>)O

allowed when necessary to avoid immediately danger

not less than 110 dL

one and a half nautical miles

%hen ushing ahead in fog, a vessel towing shall sound3  ?our  ? our vessel is roceeding along a narrow channel dislaying the signal reuired by the rule 9$ A small vessel commences to cross the channel from starboard to ort It aears that she will imede your assage %hat signal should you give under the circumstances! Bog signals, reuired under the 'ules for vessel underway, shall be sounded3  &he masthead light of an aircushion vessel must be visible and shown over how many oints of the comass! In which of the following situations should a shing vessel shing in close roimity ehibits one white light over red light in vertical line! As rescribed in what rule shall a vessel aground give the bell signal and if reuired the gong signal!

one rolonged and two short blasts at least 5 short and raid blast

At the intervals of not more than two minutes Over an arc of the hori4on of 90 oints of the comass

Fauling her nets

aragrah f6 of 'ule #5

As stated in the Collision 'egulations, *)emtions* is contained in what art! .re-dearture Chec2 /ist includes the following, )MC).&3  &hese are methods of Collision Avoidance, ecet3 Leing the OO% navigating in an area of restricted visibility, a single-letter signal *>IP)* was heard being sounded at an interval of not more than two minutes ?ou have determined that this signal is coming from a3  &he fog signal for a ilot vessel more than 100 meters in length at anchor, on station is3

.art )

Lridge standing Order

.reserving course, maintaining seed ower-driven vessel, not ma2ing way

'aid ringing of a bell in the foreart of the vessel for about 5 seconds, and a gong signal sounded in the after art of the vessel ;he may also sound an identity signal of four short blasts

%hat can be the ossible course when you notice that the range between two shis is decreasing while their bearing remains constant! %hat action would you ta2e as OO%, while in u-river assage you see a small craft showing a rigid relica International code ag A/.FA!

converging course

%hat would an OIC-N% should do rior to relieving an oKcer incharge of navigational watch!

'eort to the bridge in order to adust his eyesight for at least 10 mins rior to ta2ing the watch

A stand-on vessel is3

'euired to maintain course and seed in a crossing situation but may ta2e action to avoid collision

In what rule in the Collision 'egulations 'egulatio ns can you nd the rovision made with resect when navigating in narrow channels by ower-driven vessels!

'ule "

:ive a wide berth to the craft, and reduce your own vesselDs seed on aroaching and assing the area

 &his 'ule states states that any subseuent alteration of the bearing between two vessels shall not ma2e the overta2ing vessel a crossing vessel within the meaning of these 'ules of relieve her of the duty 2eeing clear of the overta2en vessel until she is nally ast and clear A vessel restricted in her ability to maneuver when engaged in an oerations for the maintenance of safety of navigation laying, serving or ic2ing u a submarine cable is eemted from comlying under3 (nder what rule in the 'ules of the 'oad contained this scenario when two sailing vessels are aroaching one another so as to involve ris2 of collision! %hat rule indicates the actions of a giveway vessel!

'ule 1#  d 6

'ule 10

'ule 19

'ule 1@

 &his rule states that when two ower driven vessel are meeting on recirocal or nearly reciroca recirocall courses so as to involve ris2 of collision each shall alter he course to starboard so that they will ass ort to ort %hilst calling attention to all the usual recautions to be ta2en, it also calls for the eercise of ersonal intelligence on the arising of any unforeseen circumstances In what other rule conforms with this statement! %hat rule alies when insite all the recautions made the vessel can deviate from these rules necessary to avoid immediate danger! In what rule in the Collision 'egulations 'egulatio ns does the resonsibilities of  a sealane on the water is stated!

'ule 1 a6

'ule 9a6

'ule 9b6

'ule 1$

 &he term *trawling* which means the dragging of the dredge net or other aaratus through the water is dened in which 'ule! In what 'ule are the lights rescribed for a vessel is restricted in her ability to deviate from her course because of her draught and the available deth of water! In what rule does it rescribes that a vessel engaged in dredging shall ehibit the lights and shaes to indicate to other vessels the obstructed area!

'ule 9@

A vessel engaged in underwater oerations and at anchor is reuired to sound the fog signal as contained in which rule!  &he signal for a ower-driven vessel reuired to ma2e on her whistle when the vessels are in sight of one another are rescribed in what rule!

'ule #5 c 6

'ule 9$

'ule 97d6

'ule #a6

In what rule can you nd concerning the maneuvering light!  &his rule states that, action ta2en to avoid collision with another vessel shall be such to result in assing distance  &he 'ules of the 'oad stated that any alteration of course is made in good time, and substantial and does not result in close-uarters situation

'ule #b6

%hat rule is this *A vessel shall slac2en her seed or ta2e all way o+ by stoing or reversing her means of roulsion*!  ?our  ? our vessel is roceeding along the course of a narrow channel, under this 'ule your are mandated to 2ee near to the outer limit of the channel or fairway which lies on her starboard side as is safe and racticable, this is3

'ule $ e6

'ule $ d6

'ule $ c6

'ule " a6

A single-letter signal *&AN:O* was heard at an interval of not more than two minutes in restricted visibility &his means that the vessel is a3 A sealane underway on the water shall carry which lights and shaes!  &he action necessary to transfer the steering control from the wheelhouse to local control in order to use the steering gear room tric2 wheel, is to3 A sailing vessel under 7 meters or a vessel under oars shall carry which light if she does not carry sidelights and a sternlight! A vessel roceeding under sail and under ower shall show which day signal! (ncertain whether you are overta2ing or in crossing situation, your are aroaching another vessel, %hat would you do!

ower-driven vessel, ma2ing way

;ame lights and shaes as rescribed in 'ule 9# align the tric2 wheel to the rudder angle osition

she must have ready at hand a lighted lantern or an electric torch showing a white light ;ignal rescribed in 'ule 95e6

assumed that you are overta2ing

In fog, you observe your radar and determine that a ris2 of collision eist with a vessel 9 miles o+  your ort bow  ?ou  ? ou should3 A vessel navigating in searation scheme should NO& intervene the assage of3 As rescribed in the 'ules, Anne I of the Navigation 'ules ertains to which of the following! %hat will be your rst rearation one hour rior to your arrival at the anchorage area! (nder CO/'):; Anne III, a ower-driven bell stri2er is recommended to ensure3 A vessel is euied with twin roellers, both turning outboard with the engines half ahead If there is no wind or current and the rudders are amidshis, what will haen!

 &a2e roer  &a2e roer and avoiding action as soon as ossible

dee draught vessel

.ositioning and  &echnical  & echnical =etails of /ights and ;haes  &he arrival c2ec2list is roerly attended constant force

 &he vessel will steer a fairly straight course

After sailing for the contact is on several minutes the same course ma2ing 10 2nots and seed as through the your vessel water6 and in constant monitoring of your radar screen, you noticed that a contact has remained in the same osition relative to yours, what could be the ossible conclusion of the scenario! As a stand-on action ta2en by vessel in a the give way crossing vessel alone will situation, you not revent may hold your collision course and seed until3 A sailing vessel  &he signal before reaching a rescribed in bend in river 'ule #e6 shall sound what signal! Ly day, a vessel  &he three shaes servicing a buoy, rescribed in when also at 'ule 97 anchor shall dislay which shaes! %hat does it  &he vessel is mean when a shing with seine shing vessel nets ehibits two yellow lights, vertically disosed, and ashing alternately!

As an OO%, you heard a continuous sounding of a fog-signal aaratus %hat does this indicate! As dened in the 'ules, which of the following statements is CO'')C& concerning a *vessel engaged in shing*! Ly day, when it is imracticable for small vessels engaged in diving oerations to dislay the shaes for a vessel engaged in underwater oerations, she shall dislay3  ?ou are  ?ou underway and aroaching a bend in the channel where vessels aroaching from the oosite direction cannot be seen %hat sound signal should you ma2e! A vessel *restricted in her ability to maneuver* is one which3

the vessel is in distress

the vessel may be using nets, lines or trawls

a rigid relica of the International Code ag *A*

one blast  to @ seconds duration

from the nature of her wor2 is unable to maneuver as reuired by the rules

%hat lights may All available be shown by a wor2ing lights to vessel of 100 illuminate her meters or more dec2s that is at anchor!  ?ou  ? ou are towing a =iamond shae vessel and the total length of the tow is more than 900 meters %hich day shae must be ehibited! As stated in the Additional Collision ;ignals for 'egulations, Bishing 8essel which of the Bishing in Close listed refers to .roimity Anne II! As rescribed in  &echnical =etails  &echnical Anne III of 'ule of ;ound ;ignal of the 'oads, Aliances what does it ertain to! (nder 'ule #  i 6 she is dragging a vessel is her anchor underway when3 %hen navigating in restricted visibility, a ower-driven vessel shall3

have her engines ready for immediate maneuver

 &he >aster is allowed by the rules to deart from the normal reuirements3 As rescribed under aragrah f6 of 'ule #5, a vessel aground shall give the bell signal and if reuired also the3

in order to avoid immediate danger gong signal

 &o attract the  &o attention of other vessel, a vessel may use any sound or light signals as long as3 (nder CO/'):; Anne I8, what does the orange ag, showing a blac2 circle and a suare shae indicate!

the signal cannot be mista2en for a signal authori4ed by the 'ules

distress signal

C-# Question

 &o ensure that a  &o 'ACON signal is visible in the #cm radar, one should ensure that the3 As er ;olas 8 regulations safety of navigation a shis of 10,000 gross tons and above shall be tted, with radar caable of oerating in the3  &he common freuencies used in merchant radar are aroimately3

Choice A

rain clutter control should be laced on low if necessary or o+  " :F4 freuency band

#,000 and ",000 mega cycles

%hat does an automatic identication system AI;6 transonder use to transmit and receive information broadcasts! If the 'adar scanners of one vessel are in the same hori4ontal lane as the cargo dec2 of the other during transfer oerations, which tye of radar emissions would ose a greater danger of the induced ignition of ammable vaors! %hich is the most accurate osition by radar es!  &his tye of radar enhance to maimum visibility in marginal weather condition )choes in radar from two or more targets close to each other at the same range may emerge to form a single echo &he ability of a radar to searate this is called3

15@595 >F4, 1@1"75 >F4 and 1@9095 >F4

a 10 cm radar

radar range and visual bearings ;-band

resolution in bearing

 &he ability of a radar to searate targets close together on the same bearing is called3  &he characteristics on which bearing resolution deends is3 %hich indicates that your radar needs maintenance! %hich radar control is used to shorten all echoes on the dislay and reduces the clutter caused by the snow or rain! %hen navigating in coastal waters which of the following is not considered as a factor! 'aster-scan chart data is3

resolution in range

 &his may occur when a strong echo is received from another shi at close range  &his is the decrease in the strength of a radar wave resulting from absortion, scattering and reection by the medium as it

multile echoes

hori4ontal beam width

;errated range rings fast time constant

'adar is only sulement to visual ing

a digiti4ed *icture* of a chart in one format and one layer

Attenuation

asses the atmoshere

 &he unit which sends returning target echoes to the receiver is the3 %hat do you call the mar2er in the radar ..I which the oerator can ut in any direction to watch the incoming target!  &he di+erence in intensity of the illumination of the radar scoe between radar images and the bac2ground of the screen In conned waters which of the following euiment becomes more reliable in obtaining vesselDs osition! An identication of shis, coastal areas and other targets, good range and range resolution are imortant because they3 >ost commonly, shiDs radar oerates in the3

scanner unit

:uard 4one

contrast

'adar M band and visual method

hel indicate maimum detail

M- LAN=

%hich of the 'adar following is the best to obtain vesselDs osition during oor visibility! %hich bridge 'A=A' euiment is used in determining the distance to and direction of obects by sending out a beam of microwave radio energy and detecting the return reections! %hile underway, name of vessel a vessel over 100,000 gross tons with an automatic identication systems AI;6 is eected to broadcast all of the following information every 1 to 10 seconds )MC).&3 On a relative after the contact motion radar, the has been mar2ed closest oint of at least twice aroach C.A6 of a contact is determined3 %hen may the At the >asterDs automatic rofessional identication  udgement system AI;6 be switched o+!  &his radar unit scanner erforms a dual function both in transmission and recetion

Navigation at coastal waters, radar is generally used to sulement  &he intensity of the election beam in the C'& is controlled by3  &he minimum range at which a target can be detected is basically determined by which of the following!  &he transmission time duration of a single ulse of radio-freuency energy is a function of the3 In marine navigation, radar signal is3 ..I dislay of a radar means3

8isual ing

 &he descrition *'acon* beside an illustration on a chart would mean a3 %hich of the following is NO& recommendable to obtain vesselDs osition as radar target!

radar transonder beacon

%hich of the following is correct concerning 'A>A'P!

varying the otential on the grid ulse length

ulse length

ulse modulated

lan osition indicator

Bloating aids

'A>A'P is a radar beacon which transmits either continuously or at intervals

 &his is dened as the radar control that reduces wea2 echoes to a limited distance from the shi3  &he scattering and absortion of  the energy in the radar beam as it asses through the atmoshere is called3 %hich is the name of movable, radial guide line used to measure direction in the radar! Countries are roducing uniue digital charts based on their interretation of IFO standards3

sensitivity time control seaclutter control6

%hich device emits a characteristic signal when triggered by a shiDs radar!  &his safety device when activated in a distress situation resonds to radar interrogation interrogatio n by transmitting a swet freuency signal which generates 19 blis code on a radar screen %hich term refers to the combination of a 'adar transmitter and receiver!

'ACON

attenuation

8'>

;-57 standards

;earch and rescue radar transonder

transceiver

;o2ing would be indicated on the radar receiver by3

random, ieshaed wedges on the ..I

In A'.A, which of  successive the following is bearings of a i  &'()! in radar does not necessarily give the course and seed of that i %hich statement is &'() concerning a vessel euied with oerational radar!  &he relative motion line, when etended ast the reresented osition of the observerDs shi, shows3  &his is a shadow area when shi structures at eual height with the scanner, causing areas behind scanner to be unscanned Incoming target echoes are detected by the3 A choy sea roduces this unwanted echo  &he following are are unwanted echoes, ecet3

C-

;he must use this euiment to obtain early warning of ris2 collision C.A C. A

blind sector

mier crystal

;ea Clutter

Normal 'adar )choes

Question

Answers

An automatic 8FB maritime identication band system AI;6 transonder transmits and receives information broadcasts on3 Questfrom ion the Answ ers Aside  &he mariner reuirements %hen a vesselfor 1 minute the =islay Lase signals her and ;tandard distress by =islay, means ofwho a gun selects the or other dislay elosive signal, categories of the the ring should G Allat other oth er be intervals of informationH aroimately3 dislay level! A rescue 50 feet of clear An )C=I; is Fydrograhic helicoter hoist dec2 reuired to data area would dislay which referably have a information! minimum radius  &he ;tandard =islay of atdatabase least3 information that  &he abbreviat abbreviation ion 900 nm and should be shown F)/-F of caacity for when a chart is helicoter radius evacuating more rst dislayed of action for on then 15 ersons )C=I; the3 rescueisuroses %hat are the  &he database radius and resulting from 16 evacuating the caacity of the transformation of  helicoter! the electronic %hat will be the navigational action of each chart vessel)NC6 after by the )C=I; for collision aroriate accident! use, 96 the udates to the a )NC by %hen crew aroriate member who is means, and #6 conscious has the additional fallen overboard data added by is being ic2ed the mariner, is u by a lifeboat, called the3 how should the )C=I; must be boat aroach able to with theerform wind! all of the following )MC).&3 )MC).&3

;ystem electronic navigational chart  &he stable vessel should standby to assist the vessel in most distress  Eust o+ the bow and the victim to leeward

=etermine magnetic comass deviation

It dislays the system dislay shi osition on an electronic chart and rovides information on sensor status and

C-5

 &he shiboard general alarm system must receive its main source of ower from which of the following! A continuous sounding of a fog whistle by a vessel indicates that a vessel is3

a storage battery

%hich of the following smo2e signals can be given o+ by a vessel in distress or in need of assistance! %hen beaching a vessel and the vessel is heavily trimmed by the head, beaching  QQQQQQQQQQ may may be advantageous %hat will be your rst action to alarm the ersons on board when your vessel runs aground! %hat would be your immediate action uon stranding your vessel! %hen vessel is stranded, the engineers should be warned to3

orange colored smo2e

After grounding, the etent of the damage to the vessel can determined by3

sounding of all comartments

in distress

stern rst

;ound the general alarm system

sto engine and ut engine astern, if tide is falling change from low level water inta2es to high level water inta2es

(on colliding with another vessel in calm weather, the engines should be stoed %hich of the following would NO& immediately be done!  ?our  ? our vessel have been in collision with an other vessel ?ou are ta2ing in water and you have to reare for leaving the vessel Fow will you act! If the shiDs bow has enetrated the side of the other shi in a collision it would be safe to3 %hich of the following is NO& considered as distress signal!

ut the engines astern

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

:reen star shells

%hat would NO& be a distress signal3

:reen star shells red from a launcher

%hich of the following information is NO& reuired in reorting danger messages! %hat is the ossible damaged of a vessel aground listing to

engine failure

;end a distress message and collect survival suits  thermal bags

stay in lace in order to lug the hole on the other vessel :reen star shells

;tarboard tan2  ballast is breached and ta2ing in water

starboard side!

 &his system divides the crew into teams which should be trained in their various functions so that when an emergency occurs, the whole crew swings into actions  ?our  ? our vessel has grounded on a bar %hat should you do!

%hile your vessel is underway at sea and one of your crew member falls overboard from the starboard side %hat should be the BI';& thing to do! %hich of the following action should you ta2e if  a crew member has ust fallen overboard o+ your ort side! A erson has ust fallen overboard o+ your starboard side %hich action should you ta2e!

bac2-u team

;witch to the high suction for condenser circulating water, if it is submerged immediately throw the crew member a life reserver

Immediately ut the rudder over hard ort

Immediately ut the rudder over hard starboard

A crew member has ust fallen overboard o+ your ort beam %hich of the following actions should you ta2e! (on stranding, the engines should be stoed It should be ut astern if the tide is falling to see if the engines will immediately reoat Fowever, under no circumstances will be engines be ut astern for a long eriod %hy!  ?ou  ? ou are ;enior =ec2 OKcer onboard a merchant vessel =uring the night you have been in collision with a sail boat &here is no sign of life in the water %hat will you do! %hat a rescue erson use if he has to um into the water in order to assist a survivor! %hen vessel is stranded, discharge or robable discharge of harmful substances should be reorted to the3

Immediately ut the rudder over hard left

it may stir u sands that may bloc2 condensers

Alarm the rescue centre and commence searching for any survivals

survival suit and lifeline

nearest coast radio station

%hich of the following actions is NO& to be ta2en following a collision3

immediately sail away from the scene

%hen a arallel trac2 search attern is being carried out, the course of the search units should normally be which of the following!  &his team deals with the emergency at source On arriving at the scene of the incident, the team ta2es the necessary corrective action and informs the control team of the situation  &he Chief OKcer is in charge of Gdec2 )mergenciesH Lut if the incident occurs in the engine room, the ;econd )ngineer leads the team

In the same direction as the anticiated drift

emergency team system

%hen beaching a shi to avoid immediate danger of foundering, it is ideal to do so aton QQQQQQQQQQ so that the shi settles slowly, rather than drive her hard ashore and strain the bottom lating %hat action should the engineers ta2e when your vessel is underway in a channel and all of a sudden the vessel runs a ground!  &his emergency team may be needed to rovide suort by carrying additional euiment to the st team, to rovide stretcher bearers and to relieve inured or tire men In the event of a collision, after the imact, which of the following should NO& be done! %hich of the following statements concerning a man overboard emergency is BA/;)!

high water or falling tide

;to main engine and engage turning gear

if all e+orts to save the vessel rove to be unsuccessful

hoist the three red lights in a vertical line, one above the other

 ?ou should  ?ou always lace your vessel uwind of a survivor in the water to create a lee

If a crewmember  ?ou  ?ou will be in a has fallen recirocal reciroc al course overboard during and nearly on the the hours of trac2 line run dar2ness and you during the night immediately eecute a %illiamson turn, what is the rimary advantage of this maneuver under these circumstance eams! In the event of to allow another collision in calm shi time to weather, the assess the colliding shi damage or should generally reare to remain abandon shi embedded3 %hat is NO& 'eort the correct while the accident to the vessel is dealing Charterers with emergencies in stranding!  ?our vessel has  ?our been involved in a collision As master you have to write about the accident in the log-boo2 In order to only write the facts in the log-boo2, which of the following rocedures rocedur es do you nd most correct!

Bind out from oKcers and crew who have been in connection with the collision, what they have seen, so that detailed and comlete descrition of the seuence of events can be entered in the log-boo2

C-@ Question

Answers

 &o  &o recover a man overboard in a racetrac2 turn, the vessel is steadied for the ;)CON= time after a turn of how many degrees from the original heading!  &he 8FB radiotelehone freuency for Channel 1 is3

#@0 degrees

 &he 8FB radiotelehone freuency for Channel 1# is3

15@@5 >F4

Channel 70 for digital selective calling for =istress, ;afety and Calling freuency oerate at3 Channel 1@ ;afety and calling freuency which oerates in3 An urgent marine storm warning message would be broadcast on3 %hen lanning the search, the C;; will rst need to lot the datum and the initial most robable area  &he radius of the center of datum is3

15@7 >F4

15@59@ >F4

15@$00 >F4

15710 >F4 8FB-B> Ch 99A6

only when there is chance of them being seen by rescue vessels

 ?ou  ?ou are using a racetrac2 turn to recover a man overboard &he vessel is rst steadied when how many degrees away from the original heading!

1$0

 &he Coordinator ;urface ;earch C;;6 in a ;A' situation should dislay by night3

a distinctive signal romulgated by the C;;

=igital selective Channel 70 calling for =istress, ;afety and Calling =istress, ;afety Channel 1@ and Calling Channel  &he Coordinator  &he code ags B' ;urface ;earch in a ;A' situation should dislay by day3  ?ou  ?ou saw a man a distress signal aboard a vessel and he is raising and lowering his outstretched arms to each side &his means3 %hen are the Bor # minutes ;ilence .eriods after each Four on 91$9 2F4 >B! and Falf hour An airlane wants a vessels to change course and roceed towards a vessel in distress &he actions of the aircraft to convey this message will NO& include3

ashing the navigation lights on and o+ 

Fow would the letter *I* be ronounced over the radiotelehone! In a man overboard situation, besides saving distance along the trac2 line, what is the other advantage of the ;charnow  &urn  &urn over the %illiamson &urn! An aircraft has indicated that he wants you to change course and follow him  ?ou  ?ou cannot comly because of an emergency on board %hat signal should you ma2e! %hat is the telehony urgency message li2e! (sing 8FB 1@ %hat would you say in a ;AB)&? call and message!

IN =)) AF

It is faster

;end the >orse signal *N* by ashing light

.AN-.AN

;)C('I&) ;)C('I&) ;)C('I&) All stations, all stations, all stations &his is ;FI. M, ;FI. M, ;FI. M Bor Navigational %arning listen Q Q  wor2ing freuency6 &his is ;FI. M

%hat is the ;ecurities so2en safety call when # times at giving warning to freuent intervals the vessel in the vicinity when your vessel had the engine brea2down! =uring a search,  ?? a '( would li2e to communicate by 8FB radio telehone on channel indicated, she must signal what code grou! Fow should the O;; CAF letter *O* be ronounced over the radiotelehone!  &here are three three >A?=A?, >A?=A?, .ANlevels of radio .AN, ;)C('I&) traKc which have riority over ordinary traKc %hich among these is  &'() in their decreasing order! Fow is the letter P)F L)CP *R* ronounced when so2en on the radiotelehone! %hat is the '& .rimary urose of 8FB Intershi, >aybe Channel 0@! used in coordination of ;A' shi to shi and shi to aircraft One maor advantage of the round turn maneuver in a man overboard situation is that

is the fastest method

it3

In a rescue rescue litter oerations, a helicoter uses a secial device which atients, in most cases, are being disembar2ed It can uic2ly and safely be hoo2ed h oo2ed on and o+ In a distress so2en words situation, the two *>ayday, tone alarm signal >ayday, >ayday* should be followed immediately by the3 %hat is the MMM .AN-.AN .AN-.AN telegrahy and telehony urgency message li2e! Fow is the letter  &AN:  &AN: :O *&* ronounced when so2en over the radiotelehone! On-scene On-scene communication Commander among the rescue shis and aircraft in the vicinity of distress should be under the control of whom!

%hat safety message re is used to include a shi has imortant message to transmit concerning safety of navigation or meteorological warming! %hat should be used when language diKculties eist which cannot be resolved by the used of the I>O ;tandard >arine Communication .hrases! %hen using the International Code of ;ignals to communicate, the end of a radio telehone transmission is indicated by the signal3

10 miles

International Code of ;ignals

A'

C-7 Question

Choice A

In restricted visibility, a ower-driven ower-driven vessel underway but stoed and ma2ing no way through the water shall sound which of the following fog signals!

>IP)

%hat is the fog-signal for a ower-driven vessel underway but stoed and ma2ing no way through the water!

>IP)

Fow should you, as helmsman, give feedbac2 to the OO% oKcer on watch6 that his orders are understood!

Ly reeating the order

%hen you are steering on a air of range lights and nd the uer light is above the lower light you should3

continue on the resent course

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

L'A8O

Bor a vessel engaged in shing, what is her fog signal!

=)/&A

%ha %hat is is the the ma main uro urose se of seas seas ea ea2! 2!

'educ educe e maritime communicat ion roblems

Ly day, vessels engaged in air trawling may dislay which of the following!

Internationa l code ag *&* own at the foremost

If the helmsman changes from right rudder to left rudder, or vice versa, in eual number of degrees %hat is the helm command!

shift your rudder

%hat is the euivalent fog signal of a  &AN:O  &AN:O *ower-driven *ower-driven vessel, ma2ing way* in the International Code single-letter ;ignal!

%hat will you do if you are helmsman  &urn  &urn the and the OO% oKcer on watch6 gives rudder you the order3 *.ort 90* and after a while towards the order3 *)ase your helm* midshi, but normally not all the way to midshi osition In a narrow channel or fairway, the maneuvering and warning signal of a vessel intending to overta2e another vessel on her ort side is3

single letter signal *S(/(*

 &he last vessel of the tow if manned6 shall sound which of the following fog signals!

;ingle letter signal L'A8O

A vessel aroaching a bend shall sound which of the following signals where other vessels may be obscured by an intervening obstruction!

;ingle letter signal  &AN:O  &AN:O

In the following International Code single-letters, which is the euivalent fog signal of a *vessel restricted in her ability to maneuver*!

single-letter signal *=)/&A*

A vessel when she is towing shall sound what fog-signals!

=)/&A

It is the euivalent fog signal of a *vessel not under command* in the International Code single-letter ;ignal

=)/&A

%hat isare the content of table T1 of radiotelehony rocedures!

II only

I Nature of distress in code from the International code of signals II .honetic alhabets and gure selling III .osition .osition in code from the International code of signals

C-$ Question

Answers

 &he 8FB radiotelehone freuency for Channel 1 is3

15@7 >F4

 &he 8FB radiotelehone freuency for Channel 1# is3

15@@5 >F4

Channel 70 for digital selective calling for =istress, ;afety and Calling freuency oerate at3 Channel 1@ ;afety and calling freuency which oerates in3 An urgent marine storm warning message would be broadcast on3

15@59@ >F4

15@$00 >F4

15710 >F4 8FBB> Ch 99A6

%hen bun2ering at a doc2 which of the following signals must be dislayed! In shore-shi use, what is useful range of 8FB!

A red ag by day, red light by night

In case a vessel see2s medical advice including the onward transmission of medical messages by radio or satellite communication between a shi and those ashore

;hall be available free of charge to all shis

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