問題一覧
1
You are steaming in the open ocean of the North Pacific between the Aleutian Chain and Hawaii. A warning boardcast indicates that an earthquake has occured in the Aleutians and has generated a tsunami that is predicted to hit Hawaii. What action is necessary for the ships safety?
No special action as tsunamis are inconspicuous in the open ocean.
2
Where can you find info about the US coast line, buoyage systems, port facilities, navigation instructions, weather conditions, and possessions?
Coast Pilots
3
What do you call the area that requires vessel to follow the traffic lanes proceeding in opposite directions?
Separation zone
4
What is the most important point to be taken into consideration if you receive an information that your ship sails through restricted visibility without confronting any kind of accident?
Know your ship inside-out
5
Under COLREGS Rule 10, who shall not impede the safe passage of a power driven vessel following a traffic lane?
A vessel under 20 meter in length
6
Why do you need to comply with the requirements when navigating in an area which is controlled by VTS?
VTS is of utmost importance for your vessels safety.
7
What should you do if your weather facsimile pronostic chart indicates that you will cross the cold front of a low pressure system in about 24 hours?
Batten down and prepare for gusty winds, thunderstorms, and a sudden shift of wind direction.
8
How would you report a pollution incident to a coastline station when your vesselsl is at sea?
By the quickest method to a coast radio station
9
What is the technique used as a measure to monitor the progress of a vessel on the planned track?
It is provided in the options menu of a marine radar where a set of floating lines parallel to each other appears on the screen
10
How would you estimate the bearing of the center of a storm?
By referring to Buoys Ballots Law
11
You have determined that you are in the right semicircle of a tropical cyclone in the Northern Hemisphere. What action should you take to avoid the storm?
Place the wind on the starboard bow and hold that course
12
What is one of the services by a VTS system providers?
Traffic Organization service
13
How would you categorize an area with a define limits in which one-way traffic is established, natural obstacles, including those forming separation zones?
Traffic Lane
14
Which one is a service provided by a Vessel Traffic System?
Navigation assistance service
15
How would you report a pollution incident to a coast station when your vessel is in port?
By the quickest available means to the local Harbour Authorities
16
You are planning a passage during winter season using a weather chart. Where is the limit of the ice that may be encountered in the Northern Hemisphere?
In the vicinity of the Grand Banks of Newfoundland
17
What's the best action while navigating in a tropical cyclone's vicinity?
take positive steps to avoid it if possible
18
How would you distinguished a Deep water route from a Recommended Route?
A deep water route is a well defined route that is accurately surveyed while recommended route is a well defined route.
19
What is the traffic lane designated to be followed by the ship proceeding in the same direction so as not to impede safe passage?
Separation zone
20
Where do the major ocean currents tend to flow in the Northern Hemisphere?
Clockwise around the North Atlantic and North Pacific Oceans.
21
You are steering a southerly course, and you note that the chart predicts an easterly current. Without considering wind, how would you allow for the set and drift?
Head you vessel slightly to the right
22
How would you distinguish between a triangular topmark and a cardinal topmark?
A triangular topmark is composed of bouys marking the channels starboard side from seaward while a cardinal topmark is making the point of interest
23
How would you interpret an area to be avoided? It is routeing measure comprising an area within defined limits in which either navigation is particularly hazardous or it is exeptionally important to avoid casualties and which should be avoided by all ships, or certain classes of ships?
An area with defined limits which should be avoided by all ships
24
How would you classify information regarding marine facilities, anchorages, channel depths, obstructions and dangers in the unfamiliar US port if you plan to enter?
You should consult the Coast Pilot
25
What section in the steering and sailing rules of the colregs that applies to vessels that are not in sight of one another?
Section III
26
When bound to a port with narrow channel approach and your vessel is known to have unreliable steering gear, what precautions would you take prior entry?
Take the vessel to suitable anchorage nearby and instigate repairs
27
When bound to a port with narrow channel approach and your vessel is known to have unreliable steering gear, what precaution would you take prior entry?
Take the vessel to suitable anchorage nearby and instigate repairs
28
You are steaming west in the South Atlantic Ocean and experiencing an extra tropical cyclonic storm with observed to be dead ahead. Base on the Buoys Ballots Law where does the center of low pressure lies?
To the direction south of your position
29
How would a shore station transmits an interrogation message on Digital Selective Calling (DSC)
Vessel response includes an individual ship identification number
30
How would you show you understanding about the purpose of ships routeing?
It improve the safety of navigation in area where freedom of movement of shipping is being inhibited
31
How would you ensure that the course laid down on a particular area on the chart is being navigated with particular caution? And within which the direction of traffic flow maybe recommended.
It is plotted in a precautionary area
32
Where two or more governments have a common interest in a particular area of ships reporting system, what shall this system have in common?
Uniform procedures
33
What percentage of the sea surface is ice covered if the report says four (4) OKTA concentration?
50%
34
How would you ensure that the hazard to navigation is being avoided while transiting a traffic lane?
By keeping the vessel on the track that is planned
35
How would you determine if risk of collision exist between vessels that are NOT in sight of one another through the use of radio direction and ranging?
Systematic observation of targets through the use of ARPA
36
What concentration range of ice corresponds to a close pack?
7-8 tenths
37
How would you avoid a danger to navigation while transiting a narrow channel if the available sea room is less?
Navigate with caution so that cross track distance must be kept to minimum
38
How would you show your understanding of the objective of vessel traffic services?
It contribute to the protection of marine environment
39
What statement would you consider for the purpose of planning a safe passage?
The movement of shipping is inhibited by restricted searoom
40
How do you describe an ice blink?
It is a yellowish white glare on the underside of a cloud layer
41
How would you ensure that the required level of accuracy of position fixing is full achieved as planned while transiting narrow canals?
By incorporating parallel index on selected fix objects along the river