Welcome to the website where you can pass online the CES CBT CD-7046 test on the subject «TOTS 1C – Heavy Weather Navigation». Practice like this will help you as a marine specialist improve your knowledge with the help of online studying and appraisal practice. CES based on practical information and marine specialists experience.
CES tests developed for evaluating seaman basic knowledge by Seagull Company (rebranded as «OTG»), is an evaluating online-tool, used for revealing any professional preparation needed in specific fields of knowledge, defined by STCW.
CES tests have proven themselves as good tools for the selection and recruitment process, as well as advancing the level of knowledge of the current officers and crew. Ocean Technologies Group use various subjects for question creation, which includes:
Crowd and Crisis Management;
Integrated Navigation System (INS);
Ballast water management;
Handling and Stowage;
Vessel operation management and safety;
Marine engineering;
Maintenance and repair, etc.
Current test contains Seagull CES questions on the subject «TOTS 1C – Heavy Weather Navigation». Those questions can be used for competence verification specialist capable of preventing accidental situations related with transporting safety, or also for self-examination.
«TOTS 1C -H eavy Weather Navigation» subject includes theoretical and practical information about advanced training for work on any type of vessel. The test offers advanced training essential for navigating vessels through severe weather conditions. It covers the principles of meteorology, focusing on understanding weather patterns, storm systems and their impact on maritime operations. Practical sessions include hands-on experience with navigation instruments and software, emphasizing route planning and deviation strategies to avoid hazardous areas. Participants learn advanced shiphandling techniques, such as maneuvering in heavy seas and strong winds, to ensure the safety and stability of the vessel. The course also addresses emergency procedures, including securing cargo, managing crew safety and communicating with rescue services. By mastering this comprehensive training, maritime professionals are better equipped to make informed decisions and navigate confidently in challenging weather conditions.
On this site Crew Evaluation System Test on the subject «TOTS 1C – Heavy Weather Navigation» contains 36 questions you need to answer with no possibility to go back to previous question. Therefore, we recommend carefully reading each question and making decision with no hurry. In case you have some difficulty answering, you have also possibility to request a hint.
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* Some questions may have more than 1 correct answer.
If the vessel is in port, what is the best option if a tropical cyclone is passing within 80 nautical miles or so?
The best option is to sail out to sea in time to avoid the worst of the storm.
The best option is to stay alongside the well fendered berth that is on the lee-side of the wind.
The best option is to stay at anchorage and make the vessel as heavy as possible by adding as much full ballast as possible.
The best option is to stay in sheltered waters, and, if possible, on special moorings.
In relation to navigating in ice conditions, the term beset means that the ship has found itself in a position where it is surrounded by ice and is unable to move. True or False?
True.
False.
The vessel is in port and is due to sail in a few hours, however severe weather is forecast that may endanger the vessel. What should the Master do?
The Master should call the company’s operator for advice and further instruction.
Based on risk assessment, the Master should make the decision on whether the vessel is in a «Go» or «No Go» situation and therefore determine if the ship should sail or remain in port.
The Master should evaluate the weather conditions and try to solve the problem without causing a commercial delay for the vessel.
The Master should make the decision based on available weather reports/forecasts and then wait for the company’s advice.
What action should you take if you find yourself within the dangerous semi-circle of a tropical storm in the Southern hemisphere and the wind is backing?
You should put the wind on the port bow and proceed at full available speed, altering the course to port as the wind backs.
You should bring the wind on to the port quarter and proceed with all available speed turning to starboard as the wind changes direction.
You should put the wind on the port quarter and proceed as fast as possible in a southerly direction.
You should put the wind on the starboard quarter and proceed as fast as possible in a northerly direction.
What are the characteristics of «trade winds» in the Southern hemisphere?
They have a north-easterly direction and a steady average wind speed of force 4 to 5.
They have a north-easterly direction and mainly a variable wind speed of above force 6.
They have a south-easterly direction and a steady average wind speed of force 4 to 5.
They have a south-easterly direction and mainly a variable wind speed of above force 6.
What are the main types of «sea ice» that ships encounter?
Drift and fast ice.
Glacier ice.
Growlers.
Icebergs and packed ice.
What are the signs of ice in the vicinity of the vessel?
Abrupt moderation of the sea and swell.
Ice blink.
Sighting of small fragments of ice.
All three answers.
What can cause vessel icing on ships in freezing conditions?
Fog.
Rain or wet snow.
Sea spray or water breaking over the ship.
All three answers.
What impact could occur at a high speed while sailing through the ice?
The ship’s hull could be damaged by collision with floes.
A vessel navigating at a high speed through the ice could have problems with icing of the sea-boxes (water suctions).
A vessel navigating at a high speed through the ice could not keep the track through the passage opened by the icebreaker.
The ship could «run aground» on thick ice and not be able to back up if required.
What impact could vessel icing have on the ship?
Vessel icing may impair the manoeuvring of the vessel.
Vessel icing may impair the stability and safety of the ship.
Vessel icing may impair the security of the vessel.
Vessel icing may impair the visibility from the bridge.
What is considered «new ice»?
First-year ice that has a thickness of between 30 to 70 cm.
First-year ice that has less than 30 cm of thickness.
Young ice that has less than 10 cm of thickness.
Frazil ice, Slush, Sluga and Grease ice with a thickness of up to 2,5 cm.
What is it important to know in order to decide the best course of action if the storm is suspected to be in the vessel’s vicinity?
It is important to know the difference of pressure between the centre of the storm and the position of the vessel to calculate the strength of wind.
It is important to know where the nearest port of refuge is.
It is important to know the bearing of the centre of the storm and the path of the storm.
It is important to monitor the barometric pressure and wind strength and direction.
What is of vital importance when encountering a tropical cyclone in the vessel’s vicinity?
It is imperative to avoid passing at 80 Nm or closer to the centre of the storm.
It is imperative to carry out an emergency drill in order to prepare for a worse case scenario.
It is imperative to sail in the opposite direction of the storms track.
It is imperative to send out a SECURITE message to all ships in the vicinity warning them of the approaching eye of the storm.
What is the «dangerous semicircle» of a tropical storm in the Southern hemisphere?
The dangerous semicircle is the section of the tropical cyclone that is on the port side of the cyclone path and its eye.
The dangerous semicircle is the section of the tropical cyclone that is 250 Nm forward of the eye of the storm directly in her path.
The dangerous semicircle is the section of the tropical cyclone that is 80 Nm forward of the eye of the storm directly in her path.
The dangerous semicircle is the section of the tropical cyclone that is on the starboard side of the cyclone path and its eye.
What is the «navigable semicircle» of a tropical storm in the Northern hemisphere?
The navigable semicircle is the section of the tropical cyclone that is 250 Nm aft of the eye of the storm directly behind her path.
The navigable semicircle is the section of the tropical cyclone that is at least 80 Nm aft of the eye of the storm behind on her path.
The navigable semicircle is the section of the tropical cyclone that is on the port side of the cyclone path and its eye.
The navigable semicircle is the section of the tropical cyclone that is on the starboard side of the cyclone path and its eye.
What is the Master required to do by SOLAS when his ship encounters dangerous ice?
He is required to communicate the fact to his DPA.
He is required to exhibit lights and shapes declaring that his vessel is restricted in her ability to manoeuvre.
He is required to stop his ship and communicate with the nearest coastal state.
He is required to communicate the fact to all ships in the vicinity by all means available.
What is the difference between hurricanes and typhoons?
A hurricane develops in the Atlantic or East Pacific while Typhoons develop in the West Pacific.
A hurricane develops in the western Pacific and a typhoon in the central and eastern Pacific.
A hurricane is a storm with winds of over 64 knots and a typhoon is between 48 and 56 knots.
A hurricane is a tropical storm and a typhoon is a storm of the mid-latitudes (above 40 degrees).
What is the first basic ship-handling rule in ice concentrations?
Try to avoid icing of the ship’s superstructure.
Try to keep the vessel sailing only after the icebreakers.
Try to keep the vessel sailing only in convoys through the ice.
Keep moving, even if very slowly.
What is the first principle for successful passage through the ice?
To maintain freedom of manoeuvre.
To maintain radio watch in order to receive all ice reports and information.
To sail through the ice during the day only.
To stay out of the ice as much as possible.
What is the general freezing point of seawater?
About -2 °C.
About -4 °C.
About -5 °C.
About 0 °C.
What is the indication of an approaching depression?
A rising barometer.
The wind is rising and the temperature is falling.
The wind is subsiding and the temperature is rising.
A falling barometer.
What is the meaning of the term «glacier ice»?
Ice originating from a glacier, either on land or floating on the sea as icebergs, bergy bits, growlers, or ice islands.
Any ice originating from fresh water melted from glaciers.
Any ice originating from fresh water.
Any ice originating from large icebergs made of fresh water.
What is the meaning of the term «growler»?
A smaller piece of iceberg, extending about 5 metres above the sea surface, normally occupying an area of about 100 m2.
A special type of iceberg that is only found in the Antarctic that is about 5 metres in height and green or black in colour.
An iceberg that grows from packed sea ice and extends less than 1 metre above sea level.
A rounded piece of glacier ice, often transparent but appearing green or black in colour, extending less than 1 metre above the sea surface and normally occupying an area of about 20 m2.
What is the meaning of the term «ramming»?
Attempting to break the ice by repeatedly driving the ship as far forward as possible, backing the ship out and repeating the process.
The noise caused by icebreakers breaking the ice.
The unpleasant noise caused by the propeller grinding through the ice when the vessel is running ahead in the ballast condition.
The unpleasant noise caused by the propeller grinding through the ice when the vessel is running astern.
What is the meaning of the term «sea ice»?
Any form of ice that is floating on the sea.
Any form of ice that is found on the open sea irrespective of the origin of the ice.
Any form of ice found at sea which originated from the freezing of seawater.
Any form of ice that is free floating away from the ice.
What is the meaning of the term the «wind is backing»?
It’s an anticlockwise change in the direction of the wind (i. e. from northwest to west to southwest).
It’s a change of direction in the wind from astern to ahead.
It’s a change of direction in the wind from ahead to astern.
It’s a clockwise change in the direction of the wind (i. e. from northeast to east to southeast).
What is the meaning of the term the «wind is veering»?
It’s a clockwise change in the direction of the wind (i. e. from northeast to east to southeast).
It’s a change of direction in the wind from astern to ahead.
It’s a change of direction in the wind from ahead to astern.
It’s an anticlockwise change in the direction of the wind (i. e. from northwest to west to southwest).
What is the most serious danger to a «beset» vessel (i. e. a vessel that has become surrounded by ice and is unable to move)?
Danger of icebergs capsizing the vessel.
Danger of running aground as it’s carried by the moving drift ice.
Danger of the ice causing damage to the rudder and the propeller.
Pressure from the ice that can crush the hull or nip off the bottom.
What precautions should be carried out on deck before encountering heavy weather?
All loose objects and equipment should be secured.
All crew should be given heavy weather clothing, including raincoats and boots.
All crew should be instructed not to leave their cabins.
All equipment should be greased.
What problems can occur on board from icing from fresh water?
Ice can accumulate on the rigging, and radar, and radio equipment failures can occur due to ice on the aerials.
Fresh water supplies will stop functioning.
Heating systems will trip out on overload.
Ice can prevent the opening of all accommodation openings.
What should be the most important task when navigating in the vicinity of strong tropical storms (e. g. cyclones, hurricanes, typhoons)?
To frequently monitor the ship’s barometer.
To inform the crew to secure all loose objects and equipment to avoid them being lost or damaged.
To stay as far as possible from the path forward of the tropical storm.
To monitor carefully all tropical storm area weather reports.
What type of ice formation is most dangerous for navigation?
Icebergs.
New ice.
Old ice.
Sea ice.
What warnings and instructions should be given before the vessel encounters heavy weather?
All three answers.
Instructions to rig safety lines where necessary.
Warning and instructions should be issued to the crew on deck access.
Warning and instructions should be issued to the engine room crew.
Where can the Master or Officer of the Watch find details regarding ice reporting schemes and the radio stations transmitting them?
In the Admiralty List of Radio Signals, Volume 3.
In the Bridge Procedures Guide.
In the Company SMS manuals.
In the Mariner’s Handbook.
Why should the Master regulate the ship’s speed in heavy weather?
To avoid the possibility of damage to the cargo.
To avoid the possibility of damage to the ship.
To prevent needless expenditure of fuel.
All three answers.
You are in the vicinity of a tropical storm in the Northern hemisphere and the wind is remaining in a steady direction. If the vessel is in the navigable semi-circle, you should continue the voyage in the planned direction. True or False?
True.
False.
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