Part D- Sound and Light Signals

13) INLAND ONLY. When power-driven vessels are in a crossing situation, one short blast by either vessel would mean __________. A. "I intend to leave you on my port side." B. "I intend to hold course and speed." C. "I intend to change course to starboard." D. "I request a departure from the rules."

A. "I intend to leave you on my port side."

74. R04578 Part D BOTH INTERNATIONAL & INLAND A "short blast" on the whistle has a duration of . A. 1 second B. 4 to 6 seconds C. 8 to 12 seconds D. 12 to 15 seconds

A. 1 second COLREGS 32(b)

34. R04123 BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel sound one prolonged blast followed by two short blasts on the whistle. What does this signal indicate? A. A vessel towing B. A vessel engaged in pilotage duty C. A vessel being towed D. A vessel aground

A. A vessel towing

3) BOTH INTERNATIONAL AND INLAND. 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

A. Any means of making an efficient sound signal

158. R04479 Part D BOTH INTERNATIONAL & INLAND What signal indicates doubt that sufficient action is being taken by another vessel to avoid collision? A. Five short and rapid blasts of the whistle B. Three long blasts of the whistle C. Three short and rapid blasts of the whistle D. One prolonged blast followed by three short blasts of the whistle

A. Five short and rapid blasts of the whistle Reference: Rule 34(d)

37. R04113 BOTH INTERNATIONAL & INLAND Which signal, 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

A. Searchlight beam Rule 36, 37, 38, & ANNEX IV: C-D are all considered distress signals. From ANNEX IV: (b) a continuous sounding with any fog-signaling apparatus; (h)flames on the vessel (as from a burning tar barrel, oil barrel, etc.);(j) a smoke signal giving off orange-colored smoke;

15) INLAND ONLY. Which statement is TRUE concerning the fog signal of a vessel 15 meters in length, anchored in a "special anchorage area" approved by the Secretary? A. The vessel is not required to sound a fog signal. B. The vessel shall ring a bell for 5 seconds every minute. C. The vessel shall sound one blast of the foghorn every 2 minutes. D. The vessel shall sound three blasts on the whistle every 2 minutes.

A. The vessel is not required to sound a fog signal.

77. R04713 BOTH INTERNATIONAL & INLAND What equipment for fog signals is required for a vessel 20 meters in length? A. Whistle and bell only B. Whistle only C. Bell only D. Whistle, bell, and gong

A. Whistle and bell only Rule 33(a): (-12m)-an efficient sound signal device (ie airhorn) (12m+) Whistle **INLAND requires whistle+bell for 12m+ (20m+) Whistle+Bell (100m+) Whistle + Bell+ Gong

5) BOTH INTERNATIONAL AND INLAND. Five or more short blasts on a vessel's whistle indicates that she is __________. A. in doubt as to whether another vessel is taking sufficient action to avoid a collision B. altering course to starboard C. altering course to port D. the stand-on vessel and will maintain course and speed

A. in doubt as to whether another vessel is taking sufficient action to avoid a collision

210. R04198 BOTH INTERNATIONAL & INLAND You are underway and approaching a bend in the channel where vessels approaching from the opposite direction cannot be seen. You should sound . A. one blast, 4 to 6 seconds in duration B. three blasts, 4 to 6 seconds in duration C. one continuous blast until you are able to see around the bend D. one blast, 8 to 10 seconds in duration

A. one blast, 4 to 6 seconds in duration

27. R04519 BOTH INTERNATIONAL & INLAND A vessel underway and making way in fog shall sound every two minutes A. one prolonged blast B. two prolonged blasts C. one prolonged blast and three short blasts D. three distinct blasts

A. one prolonged blast Rule 35(a): Power driven vessel while making way [in restricted vis] shall sound one prolonged blast/2min

14) BOTH INTERNATIONAL AND INLAND. While underway in fog, you hear a rapid ringing of a bell ahead. This bell indicates a __________. A. vessel at anchor B. vessel in distress C. sailboat underway D. vessel backing out of a berth

A. vessel at anchor

• — • short blast, prolonged blast, short blast

Anchored vessel to warn another of her position (optional) No specific time interval used in addition to appropriate signals (fog signal in restricted vis)

BOTH Sound signal for vessel aground in restricted visibility

Appropriate anchor signal w/ 3 distinct strokes of bell before & after EXCEPTION (12m+) to (-20m) as above or some other sound

184. R08039 INTERNATIONAL ONLY When vessels are in sight of one another, two short blasts from one of the vessels means A. "I am altering my course to starboard" B. "I am altering my course to port" C. "I intend to change course to starboard" D. "I intend to change course to port"

B. "I am altering my course to port"

117. R08049 INTERNATIONAL ONLY Which signal is sounded ONLY when vessels are NOT in sight of each other? A. A signal of at least five short and rapid blasts B. Four short blasts on the whistle C. One prolonged, one short, one prolonged, and one short blast on the whistle, in that order D. Two short blasts on the whistle

B. Four short blasts on the whistle B is the only fog signal (used when vessels aren't in sight). The rest are maneuvering signals and can only be used when in sight of each other. ooooo Danger/Doubt Signal oooo Pilot vessel for ID in fog --o--o More Code C (INT only)-permission granted overtaking in narrow channel oo (INT) altering course to port. (INLAND) I intend to leave you on my starboard side

23. R04428 BOTH INTERNATIONAL & INLAND Which signal shall a power-driven vessel sound when making way in fog? A. One short blast every two minutes B. One prolonged blast every two minutes C. One prolonged and two short blasts every two minutes D. Three short blasts every two minutes

B. One prolonged blast every two minutes Rule 35(a): Power driven vessel while making way [in restricted vis] shall sound one prolonged blast/2min

90. R00043 INLAND ONLY You are meeting another vessel head-on and sound one short blast as a passing signal. The other vessel answers with two short blasts. What should be your next action? A. Pass on the other vessel's starboard side. B. Sound the danger signal. C. Pass astern of the other vessel. D. Hold your course and speed.

B. Sound the danger signal. 2 short blasts can only be answered w/ 2 short blasts (agreement) or danger signal (disagreement/doubt)-answering w/ 1 short blast doesn't mean anything so you sound danger signal in return to indicate that you fail to understand the intentions of other vessel.

14. R04276 BOTH INTERNATIONAL & INLAND While underway your vessel enters fog. You stop your engines and the vessel is dead in the water. Which fog signal should you sound? A. One prolonged blast every two minutes B. Two prolonged blasts every two minutes C. Three short blasts every two minutes D. One prolonged and three short blasts every two minutes

B. Two prolonged blasts every two minutes Rule 35(b) A power-driven vessel underway but stopped and making no way through the water shall sound at intervals of not more than 2 minutes, two prolonged blasts in succession with an interval of about 2 seconds between them. (you're underway if you're not anchored)

175. R00089 INLAND ONLY Your vessel must stay within a narrow channel to be navigated safely. Another vessel is crossing your course from starboard to port. You do NOT think she will pass safely. You . A. may sound the danger signal B. must sound the danger signal C. should sound one short blast to indicate that you are holding course and speed D. are required to back down

B. must sound the danger signal ??? not sure why inland only (Rule 9(d))

125. R04302 BOTH INTERNATIONAL & INLAND A vessel nearing a bend or an area of a channel or fairway where other vessels may be obscured by an intervening obstruction shall sound . A. one long blast B. one prolonged blast C. the danger signal D. two short blasts

B. one prolonged blast Reference: Reference: Rule 34(e) Comment on the Answer: The "blind bend" signal in Inland waters has been changed from a "long" blast of undefined length in the OLD rules to a "prolonged" blast of four to six seconds in duration. Since the "long" blast no longer exists ANY ANSWER in any exam question that uses it is incorrect!

10) BOTH INTERNATIONAL AND INLAND. In restricted visibility, a vessel fishing with nets shall sound at intervals of two minutes __________. A. one prolonged blast B. one prolonged followed by two short blasts C. one prolonged followed by three short blasts D. two prolonged blasts in succession

B. one prolonged followed by two short blasts

154. R00027 INLAND ONLY Your vessel is meeting another vessel head-on. To comply with the rules, you should exchange A. one short blast, alter course to port, and pass starboard to starboard B. one short blast, alter course to starboard, and pass port to port C. two short blasts, alter course to port, and pass starboard to starboard D. two short blasts, alter course to starboard, and pass port to port

B. one short blast, alter course to starboard, and pass port to port Rule 35 -one short blast I intend to leave you on my port side (INLAND) Rule 14-head on situation says to alter course to starboard and pass port to port

13) BOTH INTERNATIONAL AND INLAND. In restricted visibility, a towed vessel must sound a fog signal when it is _____________ . A. the last vessel in the tow B. the last vessel in the tow and it is carrying a crew C. manned, regardless of its position in the tow D. None of the above are correct

B. the last vessel in the tow and it is carrying a crew

58. R04203 BOTH INTERNATIONAL & INLAND If you hear the firing of a gun at one minute intervals from another vessel, this indicates that . A. the gun is being used to sound passing signals B. the vessel is in distress C. all vessels are to clear the area D. all is clear and it is safe to pass

B. the vessel is in distress Rule 37 & ANNEX IV: The following signals, used or exhibited together or separately, indicate distress and need of assistance: (a) a gun or other explosive signal fired at intervals of about a minute;

132. R00105 INLAND ONLY You are overtaking another power-driven vessel in a narrow channel. The other vessel will have to move to allow you to pass. You wish to overtake the other vessel and leave her on your starboard side. Your FIRST whistle signal should be . A. one short blast B. two short blasts C. two prolonged blasts followed by one short blast D. two prolonged blasts followed by two short blasts

B. two short blasts

66. R04554 BOTH INTERNATIONAL & INLAND Which vessel must have a gong, or other equipment which will make the sound of a gong? A. A sailing vessel B. Any vessel over 50 meters C. Any vessel over 100 meters D. A power-driven vessel over 75 meters

C. Any vessel over 100 meters Rule 33(a): (-12m)-an efficient sound signal device (ie airhorn) (12m+) Whistle **INLAND requires whistle+bell for 12m+ (20m+) Whistle+Bell (100m+) Whistle + Bell+ Gong

102. R04548 BOTH INTERNATIONAL & INLAND Which statement is TRUE regarding equipment for sound signals? A. A vessel of less than 12 meters in length need not have any sound signaling equipment. B. Any vessel over 12 meters in length must be provided with a gong. C. Manual sounding of the signals must always be possible. D. Automatic sounding of the signals is not permitted.

C. Manual sounding of the signals must always be possible.

12) INLAND ONLY. Passing signals shall be sounded on inland waters by __________. A. all vessels upon sighting another vessel rounding a bend in the channel B. towing vessel when meeting another towing vessel on a clear day with a 0.6 mile CPA (Closest Point of Approach) C. a power-driven vessel when crossing less than half a mile ahead of another power-driven vessel D. All of the above

C. a power-driven vessel when crossing less than half a mile ahead of another power-driven vessel

41. R04174 BOTH INTERNATIONAL & INLAND A vessel sounding a fog signal of one short, one prolonged, and one short blast is indicating that the vessel is A. fishing B. in distress C. at anchor D. not under command

C. at anchor Rule 35(g): ...A vessel at anchor may in addition sound three blasts in succession, namely, one short, one prolonged and one short blast, to give warning of her position and of the possibility of collision to an approaching vessel.

191. R04295 BOTH INTERNATIONAL & INLAND The use of the danger signal . A. replaces directional signals B. makes the other vessel the stand-on vessel C. indicates doubt as to another vessels actions D. is the same as a "MAYDAY" signal

C. indicates doubt as to another vessels actions Reference: Rule 34(d)

174. R08047 INTERNATIONAL ONLY A vessel sounds one short blast. This signal indicates the vessel . A. intends to alter course to starboard B. intends to pass starboard to starboard C. is altering course to starboard D. intends to pass port to port

C. is altering course to starboard In INTERNATIONAL waters a maneuvering signal indicates an action is being taken vs INLAND signaling an intended action and wait for response

11) BOTH INTERNATIONAL AND INLAND. A sailing vessel with the wind abaft the beam is navigating in fog. She should sound __________. A. three short blasts B. one prolonged blast C. one prolonged and two short blasts D. two prolonged blasts

C. one prolonged and two short blasts

6. R04230 BOTH INTERNATIONAL & INLAND In restricted visibility, a vessel restricted in her ability to maneuver, at anchor, would sound a fog signal of . A. the rapid ringing of a bell for five seconds every minute B. two prolonged and two short blasts every two minutes C. one prolonged and two short blasts every two minutes D. two prolonged and one short blast every two minutes

C. one prolonged and two short blasts every two minutes Rule 35(c)

178. R08012 INTERNATIONAL ONLY In a narrow channel, a signal of intent which must be answered by the other vessel, is sounded by a vessel . A. meeting another head-on B. crossing the course of another C. overtaking another D. Any of the above

C. overtaking another Rule 34(c)(i)-??

8) BOTH INTERNATIONAL AND INLAND. While underway in fog, you hear a prolonged blast from another vessel. This signal indicates a __________. A. sailboat underway B. vessel underway, towing C. power-driven vessel underway, making way D. vessel being towed

C. power-driven vessel underway, making way

212. R00727 INLAND ONLY Maneuvering signals shall be sounded on inland waters by . A. all vessels when meeting, crossing, or overtaking and in sight of one another B. all vessels meeting or crossing at a distance within half a mile of each other and not in sight of one another C. power-driven vessels overtaking and in sight of one another D. power-driven vessels crossing at a distance within half a mile of each other and NOT in sight of one another

C. power-driven vessels overtaking and in sight of one another Requirements for using maneuvering signal: -In Overtaking Situation: Power-driven, underway, & in-sight -In Meeting/Crossing Situation: Power-driven, underway, in-sight, & within 1/2 mile of each other

14) INLAND ONLY. You are proceeding up a channel in Chesapeake Bay and are meeting an outbound vessel. There is no current. You MUST __________. A. keep to that side of the channel which is on your vessel's port side B. stop your vessel, letting the outbound vessel sound the signals for meeting and passing C. propose or answer one- or two-blast whistle signals given by the other vessel if passing within 1/2 mile D. give the outbound vessel the right-of-way

C. propose or answer one- or two-blast whistle signals given by the other vessel if passing within 1/2 mile

47. R04588 BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. You should . A. sound two blasts and change course to the left B. sound whistle signals only if you change course C. sound only fog signals until the other vessel is sighted D. not sound any whistle signals until the other vessel is sighted

C. sound only fog signals until the other vessel is sighted When operating in or near an area of restricted visibility, whether by day or night, only the signals prescribed Rule 35 shall be sounded until the other vessel is sighted.

4) BOTH INTERNATIONAL AND INLAND. The whistle signal for a vessel operating astern propulsion is __________. A. one long blast B. one prolonged blast C. three short blasts D. four or more short blasts

C. three short blasts

199. R08073 INTERNATIONAL ONLY In a narrow channel, an overtaking vessel, which intends to PASS on the other vessel's port side would sound . A. one prolonged followed by two short blasts B. one short blast C. two prolonged followed by two short blasts D. two short blasts

C. two prolonged followed by two short blasts

109. R00078 INLAND ONLY Under the Inland Navigation Rules, what is the meaning of a one short blast signal used when meeting another vessel? A. "I am turning to starboard." B. "I am turning to port." C. "I intend to leave you on my starboard side." D. "I intend to leave you on my port side."

D. "I intend to leave you on my port side."

3) INLAND ONLY. A power-driven vessel operating in a narrow channel with a following current on the Great Lakes or Western Rivers is meeting an upbound vessel. Which statement is TRUE? A. The downbound vessel has the right-of-way. B. The downbound vessel must initiate the required maneuvering signals. C. The downbound vessel must propose the manner and place of passage. D. All of the above

D. All of the above

72. R00821 INLAND ONLY One and two short blast signals must be sounded on inland waters when . A. two sailing vessels are in sight of one another and meeting at a distance of one quarter mile B. two power-driven vessels are in sight of one another and will cross at a distance of one mile C. two power-driven vessels are crossing within half a mile of each other and NOT in sight of each other D. Two power-driven vessel are in sight of one another and are meeting at a distance of one half mile

D. Two power-driven vessel are in sight of one another and are meeting at a distance of one half mile

198. R04667 BOTH INTERNATIONAL & INLAND While underway and in sight of another vessel, less than one half mile away, you put your engines on astern propulsion. Which statement concerning whistle signals is TRUE? A. You need not sound any whistle signals. B. You must sound one blast if backing to starboard. C. You must sound whistle signals only if the vessels are meeting. D. You must sound three short blasts on the whistle.

D. You must sound three short blasts on the whistle.

11) INLAND ONLY. While underway and in sight of another vessel a mile ahead, you put your engines on astern propulsion. Which statement concerning whistle signals is TRUE? A. You must sound three short blasts on the whistle. B. You must sound one blast if backing to starboard. C. You must sound whistle signals only if the vessels are meeting. D. You need not sound any whistle signals.

D. You need not sound any whistle signals.

142. R00031 INLAND ONLY At night, a light signal consisting of two flashes by a vessel indicates . A. an intention to communicate over radiotelephone B. that the vessel is in distress C. an intention to leave another vessel to port D. an intention to leave another vessel to starboard

D. an intention to leave another vessel to starboard

9) BOTH INTERNATIONAL AND INLAND. Fog signals, required under the Rules for vessels 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 intervals of not more than two minutes

D. at intervals of not more than two minutes

204. R08050 INTERNATIONAL ONLY A sailing vessel is overtaking a power-driven vessel in a narrow channel, so as to pass on the power-driven vessel's port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the __________. A. stand-on vessel and would sound two short blasts B. give-way vessel and would sound no whistle signal C. stand-on vessel and would sound no whistle signal D. give-way vessel and would sound two prolonged blasts followed by two short blasts

D. give-way vessel and would sound two prolonged blasts followed by two short blasts COLREGS 34(c)(1)

15) BOTH INTERNATIONAL AND INLAND. While underway in fog, you hear a short blast, a prolonged blast, and a short blast of a whistle. This signal indicates a __________. A. vessel towing in fog B. sailboat underway in fog C. vessel being towed in fog D. vessel anchored in fog

D. vessel anchored in fog

12) BOTH INTERNATIONAL AND INLAND. If your vessel is underway in fog and you hear one prolonged and three short blasts, this indicates a __________. A. vessel not under command B. sailing vessel C. vessel in distress D. vessel being towed

D. vessel being towed

BOTH — ••/ 2min one prolonged blast 2 short blasts /2min

NUC, RAM CBD, Sailing, Fishing, Towing AND vessel fishing/ RAM at anchor (fog signal in restricted vis)

BOTH — — / 2min (2 prolonged blasts /2 min)

Power NOT making way, underway (includes composite unit) (fog signal in restricted vis)

BOTH — /2 min (1 prolonged blast /2 min)

Power-driven vessel making way (includes composite unit) (fog signal in restricted vis)

7. BOTH INTERNATIONAL & INLAND The duration of a prolonged blast of the whistle is ____________________. a. 4 to 6 seconds b. 8 to 10 seconds c. 6 to 8 seconds d. 2 to 4 seconds

a. 4 to 6 seconds Reference: Rule 32(c)

18. BOTH INTERNATIONAL & INLAND A vessel sounding a fog signal of one short, one prolonged, and one short blast is indicating that the vessel is __________________. a. at anchor b. in distress c. not under command d. fishing

a. at anchor Reference: Rule 35(g)

4. BOTH INTERNATIONAL & INLAND while operating a power-driven vessel and approaching a bend in the channel where vessels approaching from the opposite direction cannot be seen. You should sound _____________________. a. one blast, 4 to 6 seconds in duration b. three blasts, 4 to 6 seconds in duration c. one blast, 8 to 10 seconds in duration d. one continuous blast until you are able to see around the bend

a. one blast, 4 to 6 seconds in duration Reference: Rule 34(e) & Rule 32(c)

14. INTERNATIONAL ONLY In a narrow channel, a signal of intent, which must be answered by the other vessel, is sounded by a vessel ______________________. a. overtaking another b. free and clear of the other vessel c. crossing the course of another d. meeting another head-on

a. overtaking another Reference: Rule 9(e)(i) Rule 34(c)(i) In narrow channel, when overtaking can only happen if overtaken vessel has to take action then: Overtaking has to ask: —— • (I intend to overtake on ur starboard) —— •• (I intend to overtake on ur port) Overtaken: — • — • (in agreement and takes action)

22. INLAND ONLY According to the Inland Navigation Rules, what is the meaning of a one short blast signal used when meeting another vessel? a. "I am turning to port." b. "I intend to leave you on my port side." c. "I intend to leave you on my starboard side." d. "I am turning to starboard."

b. "I intend to leave you on my port side."

10. BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal? a. Stand-on vessel b. Either vessel c. Neither vessel d. Give-way vessel

b. Either vessel Reference: Rule 34(d)

12. INTERNATIONAL ONLY A vessel sailing is overtaking a power-driven vessel in a narrow channel, so as to pass on the power-driven vessel's port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the _______________________. a. give-way vessel and would sound no whistle signal b. give-way vessel and would sound two prolonged blasts followed by two short blasts c. stand-on vessel and would sound two short blasts d. stand-on vessel and would sound no whistle signal

b. give-way vessel and would sound two prolonged blasts followed by two short blasts Reference: Rule 34(c)(i)

10. INLAND ONLY Your in charge of a vessel that is meeting another vessel head-on. To comply with the rules, you should exchange ________________. a. two short blasts, alter course to port, and pass starboard to starboard b. one short blast, alter course to starboard, and pass port to port c. one short blast, alter course to port, and pass starboard to starboard d. two short blasts, alter course to starboard, and pass port to port

b. one short blast, alter course to starboard, and pass port to port Reference: Inland Rule 34(a)

6. INTERNATIONAL ONLY In a narrow channel, an overtaking vessel, which intends to PASS on the other vessel's port side would sound________________. a. one prolonged followed by two short blasts b. two prolonged followed by two short blasts c. two short blasts d. one short blast

b. two prolonged followed by two short blasts (I intend to overtake u on ur port side) Reference: Rule 9(e)(i) & Rule 34(c)(i) In NARROW CHANNEL, when overtaking can ONLY happen if overtaken vessel moves, overtaking vessel must sound intentions and wait for answer

20. BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel sound one prolonged blast followed by two short blasts. What does this signal indicate? a. A vessel being towed. b. A vessel aground. c. A vessel towing. d. A vessel engaged in pilotage duty.

c. A vessel towing. Reference: Rule 35(c)

1. INTERNATIONAL ONLY You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made. You should... a. Change course to the right and sound one blast b. Hold course and sound a two-blast whistle signal c. Hold course and sound no whistle signal d. Hold course and sound two prolonged and two short blasts

c. Hold course and sound no whistle signal Reference: Rule 34(a) Comment on this Answer: Under the COLREGS, you only sound a signal if you change your course. (not a crossing or meeting situation??)

16. BOTH INTERNATIONAL & INLAND Which signal does a power-driven vessel sound when making way in fog? a. One prolonged and two short blasts every two minutes. b. Three short blasts every two minutes. c. One prolonged blast every two minutes. d. One short blast every two minutes.

c. One prolonged blast every two minutes. Reference: Reference: Rule 35(a)

18. INLAND ONLY When two power-driven vessels are meeting on the Great Lakes, Western Rivers, or waters specified by the Secretary, where there is a current, which vessel shall sound the first passing signal? a. The vessel going upstream stemming the current. b. The vessel that is towing regardless of the current. c. The vessel down-bound with a following current. d. Either vessel.

c. The vessel down-bound with a following current. Reference: Inland Rule 9(a)(ii)

15. BOTH INTERNATIONAL & INLAND Each prolonged blast on whistle signals used by a power-driven vessel in restricted visibility, whether making way or underway but not making way, is ____________________. a. about one second b. eight to ten seconds c. four to six seconds d. two to four seconds

c. four to six seconds Reference: Rule 35(b)Comment on Answer: A "prolonged" blast is defined as a blast of "from four to six seconds duration." There should be an interval of about two seconds between the two blasts. You may repeat the signal as often as necessary but at intervals of not more than two minutes.

11. INTERNATIONAL ONLY A vessel underway sounds one short blast. This signal indicates the vessel _______________. a. intends to pass port to port b. intends to alter course to starboard c. is altering course to starboard d. intends to pass starboard to starboard

c. is altering course to starboard Reference: Rule 34(a)

13. BOTH INTERNATIONAL & INLAND According to the Rules of the Road, A vessel underway and making way in fog shall sound every two minutes _______________. a. two prolonged blasts b. three distinct blasts c. one prolonged blast d. one prolonged blast and three short blasts

c. one prolonged blast Reference: Rule 35(a) Comment about the Answer: You may sound your fog signal more often than once every two minutes if necessary.Comment about the Question: In restricted visibility, the most information a power-driven vessel's fog signal can convey is whether the vessel is "underway" or not. "Underway," by the definition in Rule 3(i), refers to a vessel that is "not at anchor, or made fast to shore, or aground." If a vessel is underway, her fog signal can convey whether she is stopped and drifting with the current or is "making way" through the water. Each case requires a different fog signal as you can see by comparing Unified Rule 35(a) to Unified Rule 35(a).

20. BOTH INTERNATIONAL & INLAND While underway in fog, you hear the fog signal of another vessel ahead. If a risk of collision exists, you must __________. a. continue on your course and speed until the other vessel is sighted b. sound three short blasts and back your engines c. slow to bare steerageway and navigate with caution d. stop your engines and navigate with caution

c. slow to bare steerageway and navigate with caution

1. INLAND ONLY You are overtaking another power-driven vessel in a narrow channel. The other vessel will have to move to allow you to pass. You wish to overtake the other vessel and leave her on your starboard side. Your FIRST signal should be ________________. a. two prolonged blasts followed by two short blasts b. one short blast c. two short blasts d. two prolonged blasts followed by one short blast

c. two short blasts Reference: Inland Rule 34(c)(i)

2. INLAND ONLY Under the Inland Navigation Rules of the Road, what is the meaning of a one short blast signal used when meeting another vessel? a. "I am turning to starboard." b. "I intend to leave you on my starboard side." c. "I am turning to port." d. "I intend to leave you on my port side."

d. "I intend to leave you on my port side." Reference: Inland Rule 34(a)(i)

20. INLAND ONLY You are meeting another vessel head-on and sound one short blast as a passing signal. The other vessel answers with two short blasts on their whistle. What should be your next action? a. Pass astern of the other vessel. b. Hold your course and speed. c. Pass on the other vessel's starboard side. d. Sound the danger signal.

d. Sound the danger signal. Reference: Inland Rule 34(d)Comment on Answer: If you disagree with another vessel's sound signal, sound the danger/doubt signal of five or more short, rapid blasts. The Inland Rules also allow you to pick up the radiophone and discuss the situation with the other vessel(Reference: Inland Rule 34(h).

3. BOTH INTERNATIONAL & INLAND While underway your vessel enters fog. You stop your engines and the vessel is dead in the water. Which fog signal should you sound? a. One prolonged and three short blasts every two minutes b. Three short blasts every two minutes c. One prolonged blast every two minutes d. Two prolonged blasts every two minutes

d. Two prolonged blasts every two minutes Reference: Rule 35(b)

17. BOTH INTERNATIONAL & INLAND You are underway, in fog, when you hear a whistle signal of one prolonged blast followed by two short blasts. This signal could indicate a vessel ______________________. a. being towed b. aground c. is anchored d. not under command

d. not under command Reference: Rule 35(c)

9. INLAND ONLY Maneuvering signals are required to be sounded on inland waters by _________________. a. all vessels meeting or crossing at a distance within half a mile of each other and not in sight of one another b. all vessels when meeting, crossing, or overtaking and in sight of one another c. power-driven vessels crossing at a distance within half a mile of each other and NOT in sight of one another d. power-driven vessels overtaking and in sight of one another

d. power-driven vessels overtaking and in sight of one another Reference: Inland Rule 34(c)(i)

34. BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist. You MUST __________. a. set your anchor b. stop your engines c. begin a radar plot d. take all way off, if necessary

d. take all way off, if necessary

14. INLAND ONLY One and two short blast signals are required to be sounded on inland waters when _______________. a. two power-driven vessels are crossing within half a mile of each other and NOT in sight of each other b. two sailing vessels are in sight of one another and meeting at a distance of one quarter mile c. two power-driven vessels are in sight of one another and will cross at a distance of one mile d. two power-driven vessel are in sight of one another and are meeting at a distance of one half mile

d. two power-driven vessel are in sight of one another and are meeting at a distance of one half mile Reference: Inland Rule 34(a)(i)(ii)

•••• 4 short blasts

pilot vessel for identification (optional) No specific time interval used in addition to appropriate signals (fog signal in restricted vis)

BOTH Bell for 5s/1 min

vessel at anchor (-100m) (fog signal in restricted vis) EXCEPTION: Vessel fishing or RAM -- oo/2min (BOTH) (-20m) as above or some other sound every 2min (INT) INLAND: (-12m) as above or other sound every 2min no signals for (-20m) or barge in special anchorage

BOTH Bell for 5s/min fwd followed by gong 5s/min aft

vessel at anchor (100m+) (fog signal in restricted vis) EXCEPTION: Vessel fishing or RAM -- oo/2min (BOTH) (-20m) as above or some other sound every 2min (INT) INLAND: (-12m) as above or other sound every 2min no signals for (-20m) or barge in special anchorage

BOTH — ••• /2min 1 prolonged blast 3 short blasts/ 2min

vessel being towed (sounded immediately after tug signal) Mandatory if manned (fog signal in restricted vis)