CÂU HỎI TRẮC NGHIỆM CHUYÊN MÔN CHO SỸ QUAN QUẢN LÝ 8

F4 – RADIO COMMUNICATIONS AND SAFETY
1. Risk of collision is rule ____ of the Rules of the Road.
A. 3
B. 5
C. 11
D. 7
2. What is the required audibility range in nautical miles for vessel 20 meters but less than 75
meters in length?
A. 2 miles
B. 1.5 miles
C. 1.0 mile
D. 0.5 mile
3. What special distinguishing signal should a vessel engaged in laying or picking-up a
submarine cable on navigational work should carry during the day?
A. Two shapes each and less than 0.6 meter in diameter one over the other not less than two
meters apart in globular shape.
B. Four shapes each and less than 0.6 meter in diameter one over the other not less than two
meters apart in globular shape.
C. Three shapes each and less than 0.6 meter in diameter one over the other not less than two
meters apart in globular shape.
D. None of these
4. Which vessel is not restricted in her ability to maneuver?
A. Engage in fishing
B. Engage in towing
C. Engage in mine clearing
D. Dredging
5. During daylight, a vessel engaged in fishing should show:
A. shape consisting of two cones apexes together in vertical line one over the other
B. shape consisting of a cone and basket
C. shape consisting of a cone
D. shape consisting two baskets

6. Which vessel(s) is/are considered a vessel restricted in her ability to maneuver?
A. Vessel engage in laying pipelines
B. Vessel engage in underwater operation
C. Vessel engage in dredging
D. All of these
7. Bell and gong should be made of what kind of material?
A. Silver material
B. Corrosion-resistant material
C. Strong-metal
D. Bronze material
8. As per SOLAS Regulation watertight door controls including hydraulic pipe and electrical
cables shall be kept as close as practicable to the:
A. bulkhead
B. wall
C. center
D. forward
9. After contagious disease has effectively present on board, what chemical is recommended for
disinfecting?
A. Spray insecticides
B. Aquenos Phenolic solution 3%
C. Fumigation
D. Doctor to be informed

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10. The fundamental frequency of whistle signal shall lie within the range of:
A. 40 - 400 Hz
B. 50 - 500 Hz
C. 60 - 600 Hz

D. 70 - 700 Hz
11. On hearing a prescribed signal nearing a bend, the vessel should sound:
A. two prolonged blasts
B. one prolonged blast
C. three prolonged blasts
D. none of the above
12. A vessel is required to carry what light aft, when towing astern?
A. A yellow towing light in vertical line above the stern light
B. Depending on situation
C. Not necessary
D. None of these
13. While your vessel is underway in restricted visibility, you hear a fog signal, one prolonged
followed by 2 short blasts, it means:
A. pilot vessel
B. vessel not under command
C. vessel at anchor
D. vessel aground
14. Can a local authority issue their own rules which is different from those in the international
regulation for preventing collision at sea?
A. No
B. Yes/No
C. Yes
D. None of these
15. Vessel at anchor should sound at intervals of not more than one minute and ring the bell
rapidly for about ________.
A. 5 seconds
B. 10 seconds
C. 3 seconds
D. 2 seconds
16. A vessel is considered underway when she is:

A. stopped and engaged in fishing
B. waiting for a pilot
C. none of these
D. at anchored waiting for berth
17. What is the day shape of a vessel aground?
A. One black ball not less than 0.6 meter in diameter
B. Two black balls not less than 0.6 meter in diameter
C. Three black balls not less than 0.6 meter in diameter and not less than 1.5 meters in
vertical distance
D. None of these
18. In order to protect the phosphorus tube from being de-focused _____ is installed to cut-off
the top signal which are too strong while leaving others unaffected.
A. video limiting circuit
B. transducer
C. responder
D. limiting switch
19. The International Code of Signal "Vessel in distress" is indicated by:
A. N.C.
B. F.R.
C. A.M.
D. A.L.

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20. Masthead light of a power driven vessel of 50 meters or more in length should be visible at:
A. 2 N.M
B. 6 N.M
C. 1 N.M
D. 3 N.M

21. Vessel engaged in fishing with purse seine gear may exhibit:
A. 1 red light in vertical line
B. 2 yellow lights in vertical line
C. 2 white lights in vertical line
D. none of these
22. Which vessel may show three lights in a vertical line, the top and bottom being red and the
middle being white?
A. A vessel trawling
B. A pilot vessel
C. A vessel engaged in diving operation
D. A vessel mine clearing
23. A vessel "not under command" means?
A. A vessel which through some exceptional circumstance is unable to maneuver and
is
therefore unable to keep out of the way of another vessel
B. Vessel in head on situation
C. Vessel abeam in starboard side
D. All of these
24. What is the color of starboard hand marks in the uniform system of buoyage?
A. White
B. Red
C. Yellow
D. Black
25. Rule 34, if whistles are fitted in vessel at a distance apart of more than 100 meters, _____
shall be used for giving maneuvering and warning signals.
A. 2 whistles
B. One whistle
C. None of these
D. 3 whistles
26. Annex II Signals for Fishing Vessel Fishing in Close Proximity, the light shall be visible all

around the horizon; at a distance of at least:
A. 1 mile
B. 2 miles
C. 3 miles
D. 4 miles
27. The sound signal intensity and range of audibility for vessel less than 20m in length is:
A. 1.5 nautical miles
B. 2.0 nautical miles
C. 1.0 nautical mile
D. 0.5 nautical mile
28. A vessel shall be deemed to be overtaking, when coming up with another vessel from a
direction more than:
A. 15° abaft her beam
B. 22.5° abaft her beam
C. 12° abaft her beam
D. None of these
29. In order to prevent the sidelight from being seen across the other bow:
A. they most be covered
B. they must be fitted with inboard screen which are painted with glossy black paint
C. they must be fitted with inboard screen painted matt black
D. none of these

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30. The construction of lights and shapes and the installation on board the vessel shall be on the
satisfaction of appropriate ___ where the vessel is registered.
A. Senate
B. Congress
C. Authority of the state

D. None of these
31. When two masthead lights are prescribed for a power driven vessel, the horizontal distance
between them shall not be:
A. less than one-quarter of the length of the vessel
B. less than one-half of the length of the vessel
C. less than one-third of the length of the vessel
D. less than one-fourth of the length of the vessel
32. While underway, a vessel on your starboard side is showing red light and bearing is steady
and unchanging. What action would you do?
A. Continue plotting
B. Continue your course and speed
C. Alter course to starboard to keep clear of her
D. Communicate with her
33. While underway in restricted visibility you observed radar target having CPA of 0.5 nautical
mile. What would you do?
A. Maintain course and speed
B. Make ample observations base on radar observation
C. Alter course to port
D. Alter course to starboard
34. International Convention for Preventing Pollution at Sea 73, Protocol 78:
A. ISM
B. SOLAS
C. MARPOL
D. PMMRR
35. Under the Rule, a vessel is propelled by sail and engine is a:
A. sailing vessel
B. special circumstances vessel
C. power driven vessel
D. not under any category
36. What is the day signal for vessel at anchor engage in underwater operation?

A. Ball, diamond and ball shape
B. Two black balls
C. One black ball
D. None of these
37. What kind of vessel shall not impede the safe passage of another vessel in a narrow channel
or fairway?
A. Vessel engaged in military exercise
B. Vessel engaged in cable laying
C. Vessel engaged in fishing
D. None of these
38. Additional signals for fishing vessels fishing in close proximity is at least __ apart.
A. 0.9 meter
B. 0.5 meter
C. one meter
D. 0.4 meter
39. Food waste in the Carribean region which have been passed through grinder shall be thrown
overboard if the distance from land is not less than;
A. 2 n.m.
B. 12 n.m.
C. 3 n.m.
D. 6 n.m.

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40. The best definition of the vessel not under command is:
A. for some exceptional reason is unable to maneuver in accordance with the rule
B. vessel restricted in her ability to maneuver
C. vessel aground
D. vessel engaged in fishing

41. Sound signal pressure level shall be measured in that ___ band which determined the
audibility range:
A. 1/3 octave
B. 2/3 octave
C. ¼ octave
D. 1/6 octave
42. In the absence of building contract, a new ship with reference to MARPOL 73/78, means the
keel of which is laid or which is at a similar stage of construction after:
A. 30 June '75
B. 30 June '74
C. 30 June '76
D. 30 June '73
43. The all round light of an inconspicuous partly submerged vessels or objects being towed of
less than 12 meters in length shall be visible at ___ nautical miles:
A. 3
B. 2
C. 4
D. 1
44. Deviation from the Rules of the Road maybe acceptable if:
A. bearing is constant
B. there is a risk of collision
C. necessary to avoid immediate danger
D. there is close quarter situation
45. In separation zone, can a fishing vessel allowed to fish?
A. Yes, but vessel engaged in fishing shall not impede the passage of any vessel
following the traffic lane
B. No, they are not allowed
C. Only with permission
D. None of these
46. Who is in-charge of narcotics on board?

A. 2ND / mate
B. C/ mate
C. Master
D. Medical Officer
47. What lights are displayed by a vessel aground?
A. 2 red lights and anchor lights
B. 3 red lights
C. 1 red lights
D. 4 red lights
48. What vessel is exempted in prudential rules?
A. Towing vessel
B. Not under command
C. 3 Vessels crossing at the same time
D. Pilot vessel
49. The sound pressure level of the vessel's own signal at listening post shall as far as
practicable should not exceed:
A. 100 dB
B. 80 dB
C. 90 dB
D. 110 Db

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50. What lights a vessel aground should display?
A. Three red lights, prescribed from vessel not under command and anchor light required in
her length
B. Two red lights, prescribed from vessel not under command and anchor light
required in her length
C. Three green lights and anchor light in her length

D. None of these
51. A target vessel displaying red over green light plus the sidelights (Red and Green). This
vessel is:
A. Dredging
B. Not under command
C. Trawling
D. Sailing vessel underway
52. What day shape is exhibited by vessel aground?
A. 3 balls in vertical line at least 0.6 m in diameter at least 1.5 m apart
B. 2 balls in vertical line at least 0.6 m in diameter
C. One ball
D. None of these
53. The term which means loading goods into container:
A. stripping
B. shipped load on container
C. stuffing
D. full container load
54. Range of audibility of signal for whistle is determined by highest frequency which lies
within the range of:
A. 180 - 700 Hz
B. 250 - 700 Hz
C. 130 - 350 Hz
D. 70 - 200 Hz
55. What is the range of the side light for vessel less than 12 meters in length?
A. 1 N.M
B. 3 N.M
C. 4 N.M
D. 2 N.M
56. The mass of the striker shall not be less than ____ of the mass of the bell:
A. 3 %

B. 2 %
C. 1 %
D. 4 %
57. In the interest of adequate personal hygiene, what is the average maximum consumption of
fresh water per day per person?
A. 10 gallons
B. 40 gallons
C. 30 gallons
D. 20 gallons
58. In towing operation, how is the length of tow be measured?
A. From the stern of the towing vessel to the stern of the last vessel towed
B. From the forward of the towing vessel to the forward of the vessel towed
C. From the forward of the towing vessel to the stern of the last vessel towed
D. None of these
59. For vessels less than 20 meters in length, the diameter of the mouth of the bell shall be not
less than:
A. 200 mm
B. 30 mm
C. 20 mm
D. 300 mm

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60. What is a "power driven vessel"?
A. A vessel having a machinery on board whether in use or not
B. Vessel drifted by current
C. A vessel having a machinery and in use
D. A vessel running on diesel engine only
61. Two vessels meeting in reciprocal or nearly reciprocal heading should:

A. alter course to starboard and pass port to port
B. alter course to port and pass starboard to starboard
C. sound the fog signal
D. maintain course and speed
62. A whistle on a vessel shall be placed as high as practicable to:
A. be able to be heard by
B. could be easily distinguished
C. easily attract attention
D. minimize hearing damage risk to personnel
63. Masthead light of a vessel less than 12 meters shall be visible at:
A. 3 miles
B. 4 miles
C. 2 miles
D. 1 mile
64. It is a system of ownership vested to citizen of Philippines or corporation/
association/organization, at least 60 % of capital shared is usually owned by citizen of the
Philippines:
A. Joint venture
B. Partnership
C. Corporation
D. Domestic ownership
65. A pilot vessel not engaged in pilotage duty is required to exhibit which of the following
light?
A. Two white light in vertical line visible at 3 miles
B. No light to be exhibited as vessel not engage in pilotage duty
C. The light prescribed for similar vessel of her length
D. None of these
66. The sound pressure level of the whistle at any other direction in the horizontal plane shall be
not more than___ below the sound pressure level on the axis:
A. 8 dB

B. 4 Db
C. 10 dB
D. 6 Db
67. Distress signal by a gun or any explosive signal shall be fired at intervals of:
A. About 1 min.
B. About 3 mins.
C. About 4 mins.
D. About 2 mins.
68. All of the following vessel shall be regarded as restricted in their ability to maneuver except
a vessel:
A. dredging
B. mine clearing
C. laying pipe line
D. not under command
69. A whistle fitted in a vessel shall provide in the direction of maximum intensity of the whistle
and a distance of ___ from it:
A. 3.0 m
B. 2.0 m
C. 4.0 m
D. 1.0 m

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70. Distress signal indicated by rockets or shells, throwing red stars fired one at a time at
interval of:
A. 3 minutes
B. short interval
C. 2 minutes
D. long interval

71. Date enforced Antarctic as a Special Area __________.
A. March 17, 1992
B. April 12, 1990
C. Dec. 17, 1992
D. March 12, 1990
72. If sound signal of a single whistle is obstructed, it is recommended that a combined whistle
system be fitted so as to:
A. overcome this reduction
B. have alternate signaling system
C. could be sounded alternately
D. could have back-up in case of danger
73. A vessel proceeding along a narrow channel and approaching a bend in a river should:
A. sound whistle two short blasts and navigate with caution
B. sound whistle 5 short blasts and navigate with caution
C. none of these
D. sound whistle one prolonged blast and navigate with caution
74. Due to some exceptional circumstances this vessel is unable to maneuver and cannot keep
out of the way of another vessel.
A. vessel engage in mine-clearing
B. vessel not under command
C. vessel towing
D. vessel engaged in fishing
75. The vessel restricted in her ability to maneuver is unable to keep out of the way due to the:
A. draft of the vessel
B. size of the vessel
C. location of the vessel
D. the nature of her work
76. As per SOLAS convention all vessel must be provided with Navtex and float free EPIRB.
A. February 1992
B. February 1995

C. February 1999
D. August 1993
77. Vessel engaged in dredging or underwater operations restricted in her ability to maneuver to
indicate the side on which another vessel may pass should display:
A. two all round green lights and two diamond shapes
B. three all round green lights and three diamond shapes
C. one all round green light and diamond shape
D. none of these
78. The maneuvering light described in Rule 34(b) shall be placed in the same fore and aft
vertical plane as the masthead light or lights and when practicable, at a maximum height of 2
meters vertically above the forward masthead light, provided that it shall be carried
vertically above or below the after masthead light at a height of not less than:
A. 1 meter
B. 2.5 meters
C. 2.0 meters
D. 4.5 meters

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79. Some vessels are exempted from compliance as set forth in Rule 38 on Exemptions. These
are vessels the keel of which are laid or at corresponding stage of construction before:
A. July 1,1998
B. Jan.1,1998
C. July 1,1990
D. July15,1977
80. What specific rule of the 1972 Colregs contains the provision that a vessel shall slacken her
speed or reverse her engines to avoid collision?
A. Rule 8 (d)
B. Rule 7 (a)

C. Rule 8 (e)
D. Rule 7 (e)
81. Rule 38 allows vessels the keel of which is laid or at a corresponding stage of construction
before the entry into force of the regulations until four years from the date of entry into force
with regards to:
A. Installation of lights with ranges and color specifications
B. Repositioning of lights due to conversion from Imperial to Metric
C. Requirements for sound signal appliances prescribed in Annex III
D. All of these
82. Vessels whose keel were laid or at a stage of construction before the entry into force of the
regulations were exempted on the requirements for sound signal appliances prescribed in
Annex III provided will comply after how many years after the date of entry?
A. 10 years
B. 5 years
C. 9 years
D. 15 years
83. The 1972 Regulations for Preventing Collisions at Sea came into force in:
A. 1977
B. 1975
C. 1982
D. 1976
84. Which Rule describes the action to be taken by vessel's meeting on reciprocal courses?
A. Rule 14
B. Rule 15
C. Rule 13
D. Rule 16
85. Under the revised Philippine Merchant Marine Rules and Regulations 1977, it means the day
and the month of each year which corresponds to the date of expiry of the relevant
certificate.
A. date of expiration

B. renewal date
C. revalidation date
D. anniversary date
86. The second masthead light which was made compulsory by the International Conference on
SOLAS in 1948 for power-driven vessels of 150 feet or more in length was brought into
force in the year:
A. 1960
B. 1949
C. 1954
D. 1953
87. The 1983 SOLAS amendments to the 1974 convention came into force in:
A. 1 July 1986
B. 1 July 1988
C. 1 July 1989
D. 1 July 1992

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88. You are proceeding under sail with the auxiliary engine running and the propeller turning.
Which statement is true?
A. If most of the propelling power comes from the sails, your vessel is considered a sailing
vessel
B. By day, you must display a black diamond shape forward
C. You must display a red light over a green light
D. In fog you must sound one prolonged blast at intervals of not more than two
minutes
89. The MARPOL Convention shall Not apply to:
A. warships
B. passenger ships

C. vessels less than 500 gross tonnage
D. mobile oil drilling certificates
90. Under MARPOL 73/78, within the process of the L.O.T. system, the oil residues are pumped
to a special tank wherein they are allowed time to settle before the water may be pumped out
to sea or to shore reception facilities. What is the tank?
A. Slop tank
B. Segregated ballast tank
C. C.O.W. tank
D. Marpol tank
91. These are areas or waters in which a ship is Not more than 3 nautical miles from land.
A. Special Areas
B. Protected Areas
C. MARPOL areas
D. Area "A-1"
92. How many whistles should be used for giving maneuvering and warning signals if the
whistles are fitted at a distance apart of more than 100 meters?
A. 1
B. 2
C. Either 1 or 2
D. None of these
93. In containerization, FCL means full container load.
A. the contents of FCL must be itemized in the Bill of Lading
B. one owner, one Bill of Lading
C. no entries required in the Bill of Lading
D. none of these
94. It is the component of the Radar that amplifies weak echoes.
A. Modulator
B. Transmitter
C. Receiver
D. Magnetron

95. You are in the Philippines engaged in trade. Under Philippine Laws, 60% of the capital stock
should be owned by the citizens of the Philippines.
A. Corporate ownership
B. Capital ownership
C. Domestic ownership
D. Joint venture
96. Under the U.N.C.L.O.S. the exclusive economic zone is stated under the:
A. territorial sea state
B. continental shelf of the state
C. regional boundaries of the state
D. none of these
97. To prevent the Radar from being de-focused, the phosphorous tube is fitted with:
A. limit switch
B. video limiting circuit
C. focusing anode

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D. accelerating anode
98. On personal hygiene and sanitation, the maximum number of gallons per person per day
shall be:
A. 10 gallons
B. 20 gallons
C. 30 gallons
D. 40 gallons
99. You are on board a 675 cu. ft. lifeboat. What should be the minimum diameter of a bilge
pump hose?
A. 1 inch
B. 2 inches

C. 3 inches
D. 4 inches
100. There has been grave trouble on board. Who will conduct the formal hearing of the case?
A. Hearing officer/committee
B. Lawyers
C. Master and Chief mate only
D. Master and Chief Engr. only
101. Which of the following vessels is categorized under Rule 3 (g)?
A. A sailing vessel becalmed
B. A vessel engaged in handling pipelines
C. A vessel fishing with trolling lines
D. A vessel which have lost a rudder
102. Within the context of the Rules a vessel is said to be "constrained by her draft" if:
A. she cannot deviate from the course she is following because of the effect of the
small under-keel clearance on her maneuverability
B. she is fully loaded and navigating in an area during low tide
C. she is navigating in an area with a small under-keel clearance but with adequate
navigable water width
D. she is fully loaded and is navigating in crowded waters and/or in a traffic separation
scheme
103. Part D of the International Regulations for Preventing Collision at Sea, 1972 covers the
Rules on:
A. Lights and shapes
B. Exemptions
C. Sound and Light Signals
D. Steering and Sailing Rules
104. What specific Rule of the 1972 COLREGS contains the provision that a vessel shall
slacken her speed or reverse her engines to avoid collision?
A. Rule 7 (a)
B. Rule 8 (d)

C. Rule 8 (e)
D. Rule 7 (e)
105. Risk of collision is considered to be present if:
A. a vessel has a steady bearing at a constant range
B. there is any doubt that a risk of collision exists
C. a special circumstance situations is apparent
D. a vessel has a variable bearing and a variable range
106. Which statement is True concerning a towing vessel which is unable to deviate from her
course?
A. By day, she shall carry two black balls in a vertical line
B. By day, she would show the same shapes as a vessel restricted in her ability to
maneuver
C. By day, she shall carry a black ball cylinder shape
D. By night, she would show the same lights as the vessel not under command

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107. At night, you sight a vessel displaying a single green light. This is a:
A. Sailing vessel
B. Vessel drifting
C. Vessel at anchor
D. Small motor boat underway
108. A tug is towing three manned barges in line of fog. The first vessel of the tow should
sound:
A. No fog signal
B. One prolonged and one short blast
C. One short blast
D. One prolonged and three short blasts
109. The Rules states that a seaplane shall:

A. proceed at a slower speed than surrounding vessels
B. in general, keep well clear of all vessels
C. when making way, show the lights for a vessel not under command
D. not to be regarded as a vessel
110. A towing light exhibited by a towing vessel is colored:
A. yellow
B. amber
C. green and red
D. white
111. Within the context of Rule 3 (d) which of the following type of vessels is NOT included
under the definition of "Vessel Engaged in Fishing"?
A. Vessel fishing with trawls
B. Vessel fishing with trolling lines
C. Vessel fishing with fishing apparatus other than trolling lines
D. Vessel fishing with nets
112. A vessel of less than 20-meters in length may display a basket as a day shape when she is
engaged in:
A. diving operations
B. trolling
C. trawling
D. all of these
113. Within the context of Rule 3 (f) which of the following vessels would qualify as a "vessel
not under command"?
A. A vessel with her anchor down but not holding
B. A vessel having an accident in her machinery forcing her to reduce her speed drastically
C. A vessel affected by severe weather conditions
D. A vessel fishing with trolling lines
114. Which of the following statements applies to Rule 7?
A. An approaching vessel has generally steady bearing and decreasing range
B. An approaching vessel has a steady range increasing bearing

C. Any action taken to avoid collision must include a speed change
D. The most effective action to avoid collision is to execute a large course change
115. The phrase "full appraisal of the situation" as used in the Rules refers to:
A. keeping a proper lookout
B. the use of radar in clear visibility
C. determining a safe speed
D. all vessels navigating in crowded waters
116. The Rules state that certain factors are to be taken into account when determining safe
speed. One of the factors stated is the:
A. maximum attainable speed of your vessel
B. aids to navigation that are available
C. state of the wind
D. temperature

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117. A vessel showing a rigid replica of the International Code flag "A" is engaged in:
A. Fishing
B. Dredging
C. Diving operations
D. Mine clearance operation
118. Part B, Section I of the International Regulations preventing Collision at Sea, 1972 covers
the Rules on:
A. Conduct of vessels in restricted visibility
B. Conduct of vessels in any condition of visibility
C. Conduct of vessels in heavy traffic
D. Conduct of vessel in sight of one another
119. What is the required fog signal for a manned vessel being towed at night?
A. One prolonged followed by two short blasts

B. One prolonged followed by one short blast
C. One prolonged followed by three short blasts
D. Two prolonged blasts
120. You are on stand-on vessel in crossing situation. If the give-way vessels is not taking
sufficient action to avoid collision, and you are in doubt, you should sound:
A. one short blast and maintain course
B. one short blast and backdown
C. the danger signal
D. no signal and maneuver at will
121. Which of the following factors must be taken into account when determining safe speed?
A. The competence of the officer of the watch
B. The length and breadth of the vessel
C. The maneuverability of the vessel
D. The construction of the vessel
122. "Safe Speed" is defined as that speed which would enable a vessel to:
A. stop within half the range of visibility
B. take proper and effective action to avoid collision
C. travel slower than the surrounding vessels
D. stop within the range of visibility
123. A vessel in fog has detected by radar alone a meeting vessel ahead on collision course. In
order to avoid a close quarters situation, the vessel should:
A. maintain course and speed and sound the danger signal
B. turn to port
C. turn to starboard
D. maintain course and speed and sound no signal
124. Which of the following vessels is categorized under Rule 3 (g)?
A. A vessel riding to anchor chains with anchors unshackled
B. A vessel underway which is engaged in transferring persons or cargo
C. A vessel with her anchor down but not holding
D. A sailing vessel becalmed

125. You are heading due east (090º) and observe a vessel's red sidelight on your port beam.
The vessel may be heading:
A. Southwest (225º)
B. Southeast (135º)
C. Northwest (315º)
D. Northeast (145º)
126. The use of danger signal:
A. replaces directional signals
B. indicates doubts as to another vessels actions
C. makes the other the stand-on vessel
D. is use as a "MAYDAY" signal

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127. Under the International Regulations for Preventing Collision at Sea, 1972, the positioning
and technical details of lights and shapes are contained in:
A. Annex II
B. Annex I
C. Annex IV
D. Annex III
128. A vessel which is fishing is required to show sidelights and a sternlight only when:
A. underway
B. anchored
C. underway and making way
D. dead in water
129. The Rules state that certain factors are to be taken into account when determining safe
speed. One of the factors stated is the:
A. draft in relation to the available depth of the water
B. construction of the vessel

C. reliability of aids to navigation
D. experience of the vessel's personnel
130. In many cases the Rules state that if there is any doubt, whether a risk of collision exists it
shall be considered to exist by the vessel in doubt. This principle applies to:
A. Rule 6
B. Rule 7
C. Rule 9
D. Rule 8
131. Vessel A is on course 180º T. Vessel B is on a reciprocal course and is bearing 175º T, 200
yards away from the vessel A. To ensure a safe passing distance, vessel A should:
A. maintain course
B. maneuver to ensure a port to port passing
C. alter course to ensure a starboard to starboard passing
D. alter course to port
132. A towing vessel 30-meters in length is pushing barges ahead. How many masthead lights
is the vessel required to show at night?
A. Three
B. One
C. Two
D. Four
133. A "flashing light", according to the definition given in the rules, is a light that:
A. is red in color
B. is visible over an arc of horizon of 360º
C. flashes at regular intervals at a frequency of 120-flashes or more per minute
D. all of these
134. While underway in fog, you hear the fog signal of another vessel ahead. If a risk of
collision exists, you must:
A. sound three short blasts and back your engines
B. stop your engines and navigate with caution
C. slows to bare steerageway and navigate with caution

D. continue on your course and speed until the other vessel is sighted
135. Two vessels are approaching each other on a nearly reciprocal courses. The distance
between them is about 12 miles. Which action should be taken first to avoid collision?
A. Both vessels should alter course to starboard
B. Both vessels should alter course to port
C. Both vessels should maintain their respective courses and start assessing the
situation
D. The first vessel to sight the other should initiate a port to port passing

14


136. Part C of the International Regulations for Preventing Collision at Sea, 1972 covers the
Rules on:
A. Lights and shapes
B. Sound and Light Signals
C. Exemptions
D. General Rules
137. Additional Signals for Fishing Vessel Fishing in Close Proximity is contained in:
A. Annex I
B. Annex II
C. Annex III
D. Annex IV
138. In vessels of less than 12 meters in length the minimum range of visibility of a masthead
light is:
A. 5 miles
B. 4 miles
C. 3 miles
D. 2 miles
139. A white all-round light for inconspicuous, partly submerged vessels or objects being towed

shall have a minimum range of visibility of:
A. 3 miles
B. 2 miles
C. 1 mile
D. 4 miles
140. In vessels of less than 12 meters in length, sidelights shall have a minimum range of
visibility of:
A. 1 mile
B. 2 miles
C. 3 miles
D. 5 miles
141. In Regulation XVIII/2 paragraph 4, which of the following requires that the Master,
officers and ratings performing the watch keeping duties aboard Philippine registered
vessels shall meet the requirements?
A. Philippine Merchant Marine Rules
B. STCW Convention 78 as amended
C. Custom and Tariff Law
D. Philippine Code of Commerce
142. It means the rate based upon the value of goods:
A. Ad valorem
B. Tax
C. VAT
D. Appraisal value
143. On what condition is a Deratting Certificate issued?
A. Clean water
B. Vessel equipped with water evaporator
C. Vessel free of rodents or their number is negligible
D. Vessel equipped with medicine on board
144. A technique of digital code system of radio station which enables to establish contact to
radio station or group of radio station:

A. DSC
B. Distress frequency
C. VHF
D. SSB
145. The word "vessel" in this rule includes:
A. a drilling unit connected to shore
B. a barge affixed to the shore
C. non-displacement craft

15


146.

147.

148.

149.

150.

151.

152.

153.

154.

D. all of the above
Which of the following is correct regarding vessel restricted in her ability to maneuver?
I. Three all-round lights in a vertical line, the upper and lower being red and the middle
being white
II. Three shapes in a vertical line, the upper and lower being balls and the middle being
diamond
A. I only
B. II only
C. Both I and II
D. Neither I nor II
Safe speed is under what rule?
A. 4
B. 5
C. 7
D. 6
What is the visibility of the towing light of a vessel 50 meters or more in length?
A. 4 miles
B. 3 miles
C. 2 miles
D. 5 miles
If after examination by the quarantine officer upon arrival at a foreign port, your vessel is
found to have a specific deficiency, you will be issued a:
A. Denial of pratique form
B. Provisional pratique form
C. Free pratique form
D. Notice to comply
All of the following vessels shall be regarded as vessel restricted in their ability to
maneuver except for vessels:
A. dredging
B. mine clearing

C. laying a pipeline
D. not under command
For vessels of 12 meters or more but less than 50 meters in length, the diameter of the
mouth of the bell shall not be less than:
A. 200 mm
B. 300 mm
C. 250 mm
D. 100 mm
Rule 15 refers to:
A. Overtaking situation
B. Collision situation
C. Crossing situation
D. Head on situation
The audibility range in nautical miles for vessels 75 meters but less than 200 meters in
length is:
A. 1.5 miles
B. 0.5 mile
C. 2.0 miles
D. 1.0 miles
How many annexes MARPOL 73/78 contained?
A. 2
B. 3
C. 4
D. 5

16


155. Which vessel should turn-off her sidelights?
A. Vessel engaged in underwater operation

B. Any sailing vessel stopped
C. Fishing vessel not underway
D. Vessel being towed
156. The relative motion line when extended past the represented position of the observed ship
shows:
A. True course of other ship
B. Line of true movement of other ship
C. CPA
D. True speed of other ship
157. Where does the 1972 anti-collision rules apply to vessel's observing Rule 1 (B)?
I. Upon the high seas
II. In all waters connected therewith navigable by seagoing vessels
A. I only
B. II only
C. Both I and II
D. Neither I nor II
158. In a narrow channel, you intend to overtake another vessel on her starboard side. You
should sound:
A. Two short blasts followed by two prolonged blasts
B. Two short blasts followed by one prolonged blast
C. Two prolonged blasts followed by one short blast
D. Two prolonged blasts followed by two short blasts
159. How many months an oil record book be maintained on board a vessel not engaged in
foreign trade?
A. 36 months
B. 24 months
C. 12 months
D. 18 months
160. Under Rule 23 (a), a vessel less than ___ is not required to exhibit a second masthead light.
A. 20 m

B. 12 m
C. 25 m
D. 50 m
161. Rule 24(f) (ii) provides that any number of vessels being towed alongside or pushed in a
group shall be lighted as one vessel. A vessel being towed alongside is required to display
a sternlight and at the forward end:
A. sidelights
B. masthead lights
C. towing lights
D. anchor lights
162. If you saw flames aboard vessel but could see the vessel was not on fire, you would know
that the:
A. crew was trying to get warm
B. vessel was being illuminated for identification by aircraft
C. vessel required immediate assistance
D. vessel was attempting to attract the attention of a pilot boat
163. Which statement is true when you are towing more than one barge astern at night?
A. Only the last barge in the tow must be lighted
B. Each barge in the tow must be lighted
C. Only manned barges must be lighted
D. Only the first and last barges in the tow must be lighted

17


164. Every vessel which is directed by these Rules to keep out of the way of another vessel
shall, if the circumstances of the case admit, avoid:
A. crossing ahead of the other
B. passing starboard to starboard
C. passing port to port

D. crossing astern of the other
165. A distress signal:
A. consists of 5 or more short blasts of the fog signal apparatus
B. it is used to indicate doubt another vessel's intentions
C. may be used separately or with other distress signals
D. consists of the raising and lowering of a large white flag
166. Which vessel does Not sound a fog signal of one prolonged followed by two short blasts?
A. A vessel being towed
B. A vessel engaged in fishing
C. A vessel dredging
D. A sailing vessel
167. Which of the following is a distress signal?
A. A green smoke signal
B. The International Code Signal of distress indicated by "JV"
C. A triangular flag above or below a ball
D. Flames on the vessel as from a burning tar barrel
168. It is normally used for loading, unloading and anchoring of ships, and which would
otherwise be situated wholly or partly outside the outer limit of the territorial sea, are
included in the territorial sea:
A. Anchorage area
B. Roadsteads
C. Estuary
D. Outer port limit
169. A vessel underway and restricted in her ability to maneuver except a vessel engaged in
minesweeping operation shall display:
A. Three all-round lights in a vertical line, the highest and lowest being red and the
middle shall be white
B. Two all-round red lights in a vertical line where they can best be seen
C. Three all-round lights in a vertical line, the highest and the lowest being white and the
middle shall be red

D. Three all-round red lights in a vertical line where they can best be seen
170. What light is to be exhibited by a vessel engaged in fishing except trawling with gear
extending more than 150 meters horizontally into the seaway?
A. One all-round red light
B. One all-round white light
C. Two all-round red lights
D. Two all-round white lights
171. Vessels of ___ in length shall not required to exhibit the lights prescribed in Rule 27.
A. 50 meters
B. 12 meters
C. 18 meters
D. 10 meters
172. It means a ship which is not a new ship or newly built ship:
A. existing ship
B. contemporary ship
C. repaired vessel
D. jamborize vessel
173. What lights are to be carried by a seaplane underway on the water?
A. She shall exhibit the same lights and shapes as required for a power-driven vessel
B. She shall exhibit the lights and shapes corresponding to the length and size
C. She shall exhibit the lights and shapes as required by an airplane

18


174.

175.

176.

177.

178.

179.

180.

181.

182.

183.

D. She shall not exhibit any shape and lights
During daylight hours, what should a vessel display to indicate that it is fishing?
A. A green ball
B. A basket
C. A black ball
D. A white flag
It is an area adjacent to the territorial sea which extend to the limit of 200 n.m. from the
baseline:
A. fishing zone
B. territorial sea
C. economic zone
D. coastal zone
Administration in the rules means the:
A. Marina
B. IMO

C. Coast Guard
D. Port control
What is considered a new ship?
A. When the ship just get out from the dry dock
B. Keel was laid down before the effectivity of the Rules and Regulations
C. Keel was laid on or after the effectivity of the Rules and Regulations; a ship newly
registered with the Phil. Gov't; and an existing ship which has undergone major
conversions as type or substantially altering her dimensions or carrying capacity
D. A ship which is christened before her maiden voyage
Under the PMMRR, ships are divided into how many categories?
A. 3
B. 2
C. 5
D. 4
Under the PMMRR, ships are divided into how many classes?
A. 9
B. 5
C. 3
D. 7
A vessel which is towing and showing three forward white masthead lights in a vertical line
is indicating that the length of the:
A. towing vessel is less than 50 meters
B. tow is greater than 200 meters
C. towing vessel is greater than 50 meters
D. tow is less than 200 meters
During the day, a vessel with a tow over 200 meters in length shall show:
A. tow cones, apexes together
B. a black ball
C. one cone, apex upward
D. a diamond shape

In narrow channels, vessel of less than what length shall not impede the safe passage of
vessels, which can be navigate only inside that channel?
A. 50 meters
B. 65 meters
C. 20 meters
D. 100 meters
Your vessel enters fog. You stop your engines and the vessel is dead in the water. What
fog signal should you sound?
A. One prolonged blast for every two minutes
B. One prolonged blast and two short blasts every two minutes
C. Three short blasts every two minutes
D. Two prolonged blasts every two minutes

19


184. Every vessel should at all times proceed at a "safe speed". "Safe speed" is defined as that
speed where:
A. you can stop within your visibility range
B. no wake comes from your vessel
C. you are traveling slower than surrounding vessels
D. you can take proper and effective action to avoid collision
185. A vessel 50 meters in length and at anchor is required to sound which of the following fog
signals?
A. 5-second ringing of a bell every minute
B. 5-second sounding of a gong every minute
C. 5-second ringing of a bell every two minutes
D. 5-second sounding on both a bell and gong every two minutes
186. While underway at night you are coming up on a vessel from astern. What light(s) would
you expect to see?

A. Both sidelights and the stern light
B. Two masthead lights
C. A stern light only
D. A stern light only
187. A fog signal of one prolonged blast followed by four short blasts would mean the presence
of a:
A. vessel being towed
B. fishing vessel trawling
C. power-driven pilot vessel on station underway
D. vessel at anchor warning of her location
188. A vessel may use any sound or light signals to attract the attention of another vessel as long
as:
A. the vessel signals such intentions over the radiotelephone
B. white lights are not use
C. red and green lights are not use
D. the signal cannot be mistaken for a signal authorized by the Rules
189. The maneuvering light described in rule 34 (b) shall be placed in the same fore and aft
vertical plane as the masthead light or lights and when practicable at a maximum height of
2 meters vertically above the forward masthead light provided that it shall be carried:
A. 1 meter
B. 2.5 meters
C. 2.0 meters
D. 4.5 meters
190. The sound pressure level at any direction in the horizontal plane shall be Not more than
how many dB below the prescribed sound pressure level on the axis?
A. 12 dB
B. 15 dB
C. 10 dB
D. 8 Db
191. If whistles are fitted at a distance apart of more than 100 meters, it shall be so arranged that

they are:
A. not sounded simultaneously
B. sounded simultaneously
C. sounded at the same instant
D. none of these
192. For the purpose of the rules, the combined whistle system is to be regarded as:
A. separate whistles
B. twin whistles
C. a single whistle
D. none of these

20


193. The whistles of a combined system shall be located at a distance apart of not more than 100
meters and arranged to be:
A. sounded one at a time
B. sounded one after another
C. sounded simultaneously
D. none of these
194. A bell or gong or other device having similar sound characteristic shall produce a sound
pressure of not less than:
A. 10 dB
B. 110 dB
C. 150 dB
D. 25 Db
195. Bells and gongs shall be made of:
A. steel alloys
B. bare iron
C. corrosion resistant materials

D. nsone of these
196. Additional signal for trawlers when shooting their nets may exhibits during the day:
A. a basket
B. international code flag "Z"
C. international code flag "A"
D. international code flag "G"
197. Additional signal for trawlers when the net has come fast an obstruction may exhibit during
the day:
A. two all-round diamond shapes
B. two black balls
C. international code flag "P"
D. international code flag "A"
198. Geographic addressing of broadcasting message is one of the facilities offered by
INMARSAT. This has been designed for the use of:
A. Rescue Coordination Center
B. Network Control Center
C. Network Coordination Station
D. Satellite Control Center
199. Which of the following statement is True concerning the term "Safe Speed" in Rule 6?
I. The term "safe speed" has not been used in previous regulation
II. It replaces the term "moderate speed" which can only be related to the condition of
restricted visibility
A. I only
B. II only
C. Both I and II
D. Neither I nor II
200. Which of the following incident is within the meaning of the term "bad look-out" on the
part of the officer on watch of that vessel?
I. Failure to take proper precaution to meet the situation of the compass breaking down
II. Failure to appreciate that his vessel is falling off to starboard and failure to appreciate

what is causing it
A. I only
B. II only
C. Both I and II
D. Neither I nor II
201. The term "power-driven vessel" refers to any vessel _______.
A. with propelling machinery onboard whether in use or not
B. making way against the current
C. with propelling machinery in use
D. traveling at a speed greater than that of the current

21


202. If a vessel is engaged in fishing according to the definitions in the Rules, it will have
_________.
A. gear extending from the side or stern
B. gear that restricts maneuverability
C. less than 50 percent trolling lines
D. none of the above
203. What determines if a vessel is "restricted in her ability to maneuver"?
A. Whether or not all of the vessel's control equipment is in working order
B. The vessel's draft in relation to the available depth of water
C. Whether the nature of the vessel's work limits maneuverability required by the
rules
D. Whether or not the vessel is the give-way vessel in a meeting situation
204. In which situation would risk of collision definitely exist?
A. A vessel is 22º on your port bow, range increasing, bearing changing slightly to the
right
B. A vessel is broad on your starboard beam, range decreasing, bearing changing rapidly

to the right
C. A vessel is 22º abaft your port beam, range increasing, bearing constant
D. A vessel is on your starboard quarter, range decreasing, bearing is constant
205. A traffic separation zone is that part of a traffic separation scheme which ______.
A. is located between the scheme and the nearest land
B. separates traffic proceeding in one direction from traffic proceeding in the
opposite direction
C. is designated as an anchorage area
D. contains all the traffic moving in the same direction
206. Power-driven vessels must keep out of the way of sailing vessels except ______.
A. in a crossing situation
B. when they are making more speed than the power-driven vessel
C. when the sailing vessel is overtaking
D. on the Inland waters of the United States
207. A vessel approaching your vessel from 235° relative is in what type of situation?
A. Meeting
B. Overtaking
C. Crossing
D. Passing
208. At night, a broken down vessel being towed would show the same lights as _______.
A. a power-driven vessel underway
B. only the first and the last barges in he tow must be lighted
C. all barges in the tow must be lighted
D. all barges except unmanned barges, must be lighted
209. A sailing vessel underway may exhibit _______.
A. a red light over a green light at the masthead
B. a green light over a red light at he masthead
C. two white lights in a vertical line at the stern
D. an all-around white light at the bow
210. A sailing vessel is not allowed to show the all-round red over green lights on the mast when

________.
A. she is showing a sidelights
B. her sidelights are combined and shown on the fore and aft centerline of the vessel
C. she is showing a sternlight
D. her sidelights and sternlight are combined in one lantern and shown on the mast
211. A sailing vessel underway at night may show ________.
A. a green light over a red light
B. a red light over a white lights
C. two white lights at the stern
D. none of these
22


212. Which statement is true concerning a vessel under oars?
A. She must show a sternlight
B. She is allowed to show the same lights as a sailing vessel
C. She must show a fixed all-round white light
D. She must show a day shape of a black cone
213. If a rowboat underway does not show the lights specified for a sailing vessel underway, it
shall show a _______.
A. white light from sunset to sunrise
B. combined lantern showing green to starboard and red to port and shown from sunset to
sunrise
C. combined lantern showing green to starboard and red to port and shown in sufficient
time to prevent collision
D. white light shown in sufficient time to prevent collision
214. Which vessel must show a masthead light abaft of and higher than her identifying lights?
A. A 55-meter vessel fishing
B. A 55-meter vessel trawling
C. A 100-meter vessel not under command

D. A 20-meter vessel engaged on pilotage duty
215. A 60-meter vessel which is trawling is required to show how many white masthead lights at
night?
A. 1
B. 2
C. 3
D. 4
216. You see a vessel displaying three lights in a vertical line. The highest and lowest lights are
red and the middle light is white. She is also showing a white light at the stern, which is
lower than the forward light. It could be a _________.
A. survey vessel
B. vessel not under command
C. vessel aground
D. pilot vessel with port side to you
217. Which light(s) is (are) among those shown by a 200-meter vessel at anchor?
A. In the forepart of the vessel, a 225° white light
B. In the after part of he vessel, a 135° white light
C. Any available working lights to illuminate the decks
D. In the fore part of the vessel, a 112.5º white light
218. An anchor ball need not be exhibited by an anchored vessel if she is ______.
A. under 50-meters in length, and anchored in an anchorage
B. over 150-meters in length
C. rigged for sail
D. less than 7-meters in length, and not in or near an area where other vessel
normally navigate
219. What is the minimum sound signaling equipment required aboard a vessel 10-meters in
length?
A. Any means of making an efficient sound signal
B. A bell only
C. A whistle only

D. A bell and a whistle
220. Which statement is not regarding equipment for bell and gong signals?
A. A vessel of less than 12-meters in length need not have any sound signaling equipment
B. Manual sounding of the signals must always be possible
C. Any vessel over 12-meters in length must be provided with a gong
D. Signals must be able to be sounded manually and automatically

23


221. Fog signals, required under the Rules for vessel underway, shall be sounded _______.
A. only on the approach of another vessel
B. only when vessels are in sight of each other
C. at intervals of not more than one minute
D. at the intervals of not more than two minutes
222. While underway in fog you hear two prolonged blasts every two minutes. This signal
indicates a vessel _________.
A. making way through the water
B. towing
C. drifting
D. anchored
223. One of the signals other than a distress signal, can be used by a vessel to attract attention
A. searchlight beam
B. continuous sounding of a fog signal apparatus
C. burning barrel
D. orange smoke signal
224. A vessel that is not equipped with towing lights should show that it has a vessel in tow by
_______.
A. continuously sounding its horn
B. sounding one prolonged followed by two short blasts at intervals of not more than two

minutes
C. shining a searchlight on the towline of the towed vessel
D. none of the above; a vessel shall not engage in towing at night without proper
navigation lights
225. A distress signal ________.
A. consist of 5 or more short blasts of the fog signal apparatus
B. may be used separately or with other distress signals
C. consists of the raising and lowering of a large white flag
D. is used to indicate doubt about another vessel's intentions
226. What would not be a distress signal?
A. "MAYDAY" sent by a radiotelephone
B. Continuous sounding of fog horn
C. Green star shells fired from a launcher
D. Square flag and ball in a vertical line
227. Which statement is true concerning a vessel "Constrained by her Draft"?
A. She is hampered because of her work
B. She is unable to maneuver due to some exceptional circumstance
C. She may be a vessel being towed
D. She must be a power-driven vessel
228. You are on a vessel that cannot comply with the spacing requirement for masthead lights.
What is the required in this situation?
A. The vessel must carry only the lights that comply with the rules; the others may be
omitted
B. The vessel's lights must comply as closely as possible, as determined by her
government
C. The vessel must be altered to permit full compliance with the rules
D. An all-around light should be substituted for the after masthead light and the sternlight
229. Which signal may at some time be exhibited by a vessel trawling?
A. Two white lights in a vertical line
B. A white light over a red light in a vertical line

C. Two red lights in a vertical line
D. Any of the above

24


230. You are in charge of 150-meter freight vessel constrained by her draft proceeding down a
narrow channel. There is a vessel engaged in fishing on your starboard bow half a mile
away. According to Rule 9, which statement is true?
A. You are not to impede the fishing vessel
B. If you are in doubt as to the fishing vessel's intentions you may sound at least five
short and rapid blasts on the whistle
C. You are to slow to bare steerageway until clear of the fishing vessel
D. You must sound one prolonged blast to alert the fishing vessel
231. Of the vessels listed, which must keep out of the way of all the others?
A. A vessel constrained by her draft
B. A vessel is restricted in her ability to maneuver
C. A vessel on pilotage duty
D. A vessel engaged in fishing
232. Which vessel shall avoid impeding the safe passage of a vessel constrained by her draft?
A. A vessel not under command
B. A fishing vessel
C. A vessel restricted in her ability to maneuver
D. All of the above
233. What whistle signal, if any would be sounded when two vessels are meeting, but will pass
clear starboard to starboard?
A. One short blast
B. Two short blasts
C. Five or more short blasts
D. No signal is required

234. Which statement is true concerning light signals?
A. The time between flashes shall be about five seconds
B. The light signals are to be used when not using sound signals
C. The time between successive signals shall be not less than ten seconds
D. All of the above
235. A vessel not under command sounds the same fog signal as a vessel ________.
A. towing
B. constrained by her draft
C. under sail
D. all of these
236. When moving from a berth alongside a quay (wharf), a vessel must sound _______.
A. three short blasts
B. a long blast
C. a prolonged blast
D. no signal is required
237. What would be a "special circumstance" under the Rules?
A. Vessel at anchor
B. Two vessels meeting
C. Speed in fog
D. More than two vessels crossing
238. The masthead light may be located at other than the fore and aft centerline on a vessel if
________.
A. less than 50-meters in length
B. less than 20-meters in length
C. of special construction
D. engaged in trolling
239. In complying with the Rules, of what must the mariner take due regard?
A. Limited backing power of his vessel
B. Radar information about nearby vessels
C. The occupation of the other vessel, if known

D. All of the above

25