Welcome to the website where you can pass online the CES CBT CD-4013 test on the subject «Tokyo Keiki ECDIS». 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 «Tokyo Keiki ECDIS». Those questions can be used for competence verification specialist capable of preventing accidental situations related with transporting safety, or also for self-examination.
«Tokyo Keiki ECDIS» subject includes theoretical and practical information about advanced training for work on any type of vessel. The subject is an essential part of maritime training, focusing on the use of Electronic Chart Display and Information Systems. It provides skills necessary for operating Tokyo Keiki ECDIS equipment effectively. The training covers the fundamentals of ECDIS, including chart navigation, route planning and monitoring. Participants learn how to interpret electronic charts and use the system’s advanced features for safe navigation. The course emphasizes the importance of ECDIS in modern shipping, particularly for compliance with international maritime regulations. Practical exercises simulate real-world scenarios, allowing trainees to apply their knowledge in a controlled environment. The training is designed for seafarers working on various types of vessels, ensuring versatility and adaptability. Upon completion, participants gain confidence in using Tokyo Keiki ECDIS, enhancing their professional competence and safety at sea.
On this site Crew Evaluation System Test on the subject «Tokyo Keiki ECDIS» contains 99 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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Use the search below to find question.
Amount of questions: 99.
Right answers marked with this sign .
A route name is displayed in a red font does this mean the route is invalid? Select one option to correctly answer this question.
No it means it has not been safety checked.
No – route names always have red fonts.
Yes – the route should not be used.
Yes – there must be safety issues associated with it.
Click and drag either true or false to answers the following statements related to own-ship and target vectors on the ECDIS.
It is only possible to select the speed over ground vector.
The selection of target ship’s vector type influences the choice of own ship vector in order to prevent misunderstanding.
Click and drag either true or false to answers the following statements related to own-ship and target vectors on the ECDIS.
A target ship’s vector is shown as an arrow.
It is not possible to individually set the radar target vector and the target’s AIS vector.
Click and drag the statements related to displays on the ECDIS into either the true or false box.
It is possible to choose chart objects one by one in a «Custom» display.
The «Base» display includes sufficient information for navigation purposes because it is defined in IMO performance standard.
Click and drag the statements related to displays on the ECDIS into either the true or false box.
It is possible to choose chart objects one by one in a «Custom» display.
ECDIS has 3 types of display object sets.
Is the following statement true or false? «A route waypoint can be assigned as an anchor position for ETA purposes».
True.
False.
Is the following statement true or false? «It is possible to export or import files of «NavLine and No-Go Areas».
True.
False.
Is the following statement true or false? «It is possible to have only official ENC charts displayed on the ECDIS screen».
True – if the operator chooses this.
False – all types of charts are needed to give coverage.
Is the following statement true or false? «It is possible to synchronise files between connected primary and backup ECDIS computers using the ECDIS software synchronise command».
True – if the operator chooses this.
False – files have to be loaded individually on each computer.
Is the following statement true or false? «Latitude and longitude values can be used to adjust a waypoint position».
True.
False.
Is the following statement true or false? «The «Guard Frame» or danger detection system is always active on the ECDIS in monitor mode».
True.
False.
Is the following statement true or false? «When a Doppler log is fitted to a vessel the «speed through the water» button on the ECDIS will always indicate water speed».
True.
False.
Is the following statement true or false? «When route monitoring is being executed and the operator edits the active route, it is possible to store the modified route in the ECDIS».
True.
False.
Is the following statement true or false? «When route monitoring is being executed it is not possible to edit the attributes of the route».
True.
False.
Is the following statement true or false? «When route monitoring is being executed it is not possible to numerically edit all of the waypoints».
True.
False.
Is the following statement true or false? «When route monitoring is being executed it is possible to edit all waypoint information».
True.
False.
Select one of the given options to correctly complete the following statement. A «Custom» display …
… allows the operator to choose objects to be displayed.
… allows the operator to manipulate the detail of charted objects.
… is always a dangerous type of display as objects are missing from the chart.
… is one that is only used in a pilotage area.
Select one of the given options which best describes the reason to view the «Self Test» results.
The results show the status of the whole system.
The self test results are recorded as part of the SMS.
The self test results show how accurate the navigation signal is.
Tokyo Keiki engineers want to regularly see the self test results.
Select one of the given options which best describes where information can be found on the version of the IHO «Presentation Library» used by the ECDIS.
Consult the user handbook where the information is stored.
Go to the standby screen of the ECDIS and view the software version.
Press the «Maintenance» button and view the «Version» tab.
Press the «Chart» button and then press the version tab for information.
Select one of the given options which best describes why a sensor signal message shows in a red font in the «Maintenance» window.
That message has an error and is rejected by the ECDIS.
That message is in normal condition as they are always red.
That message shows the data to be in error but within set limits.
The message has an error but is still used by the ECDIS.
Select one of the given options which best describes why there are vertical lines displayed on the sea areas of the chart as seen in the following illustration.
The chart permit has expired.
The chart is set over the compilation scale.
The lines indicate the chart boundary.
There is an unofficial chart loaded.
Select one of the given options which correctly completes the following statement. A fixed, off centre display on the ECDIS …
… is only possible in relative motion.
… is only possible in true motion.
… is only possible on a radar set.
… is only possible with a custom display.
Select one of the given options which correctly completes the following statement. Setting a realistic underkeel clearance in the alarm setting menu …
… allows the ECDIS to warn if deep water is encountered.
… is only possible when inside a pilotage area.
… stops the ECDIS alarm.
… allows the ECDIS to warn if shallow water is encountered.
Select one of the given options which correctly completes the following statement. To obtain information on the chart cell being displayed …
… check the chart list on the planning computer.
… press the information icon then press again with the cursor on the chart.
… press the information icon on the toolbar.
… press the information icon then open up the «chart» menu.
Select one of the given options which correctly describes the easiest place to find the value to the safety contour.
In the «chart» tab.
In the «own-ship» tab.
On the top right hand side of the screen.
On the bottom right hand side of the screen.
Select one of the given options which describe what happens to the ECDIS if the mains AC power fails.
After 60 seconds the ECDIS shuts down automatically if DC power is available.
After ECDIS has shutdown, if AC power is restored, the ECDIS will re-start automatically.
All functionality is immediately maintained by DC power and the ECDIS continues to work as normal.
The LCD monitor continues working although AC power is lost.
Select one of the given options which explains the meaning of the GPS sensor source name being in a red font.
The sensor data is corrupted.
The sensor data is doubtful.
The sensor data is invalid.
The sensor data is normal.
Select one of the given options which explains where the «Chart Object» button is located.
On the operation panel.
On the setting menu.
On the status bar.
On the tool bar (other buttons).
Select one of the given options which is FALSE regarding the safety contour.
The safety contour setting is always same as safety depth value.
It is used for a route check by the guard frame.
It is used for danger detection by the route check functionality.
The value of the safety contour depends on chart data.
Select one of the options to correctly identify the chart object seen in the following illustration.
It is a manually inserted update.
It is a symbol for a flare tower.
It is a symbol for a tree in a mangrove swamp.
It is an automatically inserted update.
Select one of the options to explain the correct stages of loading C-Map Jeppesen charts onto the ECDIS computer.
Install the chart cells from the supplied disc then the chart license.
Both sets of files load together from the «D» and «E» media drives.
First install the chart cell license then the cell files.
It does not matter which files are loaded first.
Select one of the options to explain the correct stages of loading official ENCs onto the ECDIS computer.
First install the chart cell permits then the cell files.
Both sets of files load together from the «D» and «E» media drives.
First install the chart cell files then the cell permits.
It does not matter which files are loaded first.
Select one of the options to explain why the background colour of the safety contour button at the top right hand side of the screen is black.
It indicates that no charts are installed.
It indicates there is an ARCS chart loaded.
It indicates there is a C-Map chart loaded.
It indicates there is an official ENC chart loaded.
Select one of the options to explain why the background colour of the safety contour button at the top right hand side of the screen is green.
It indicates there is a C-Map chart loaded.
It indicates that no charts are installed.
It indicates there is an ARCS chart loaded.
It indicates there is an official ENC chart loaded.
Select one option that best explains why there is a large, black cross between waypoints 1 and 2 in the following illustration.
It is a mariner note indication.
The leg has been selected to set limits.
The leg is to be deleted.
A waypoint is to be inserted.
Select one option that best explains why waypoint 2 in the following illustration has a large black cross over the top of it.
It is attached to the cursor.
It has been selected to set limits.
It is the next waypoint on the route.
It is to be deleted.
Select one option that correctly describes how wheel over points are represented on the route legs.
As a red cross.
As a red line and circle.
As a small orange circle or line.
As text.
Select one option that correctly describes the colour of a route being modified on the chart screen.
Red.
Blue.
Orange.
Yellow.
Select one option that correctly describes the colour of a route being monitored.
Blue.
Red.
Orange.
Yellow.
Select one option that correctly describes the use of a route «Limit» check.
A route is checked for dangerous objects in its path.
Course turns are checked to see if they are possible.
A route is checked to see if any depth limits are infringed.
The route log file is checked for space remaining.
Select one option that correctly describes the «Guard Frame» function on the ECDIS.
It is a danger detection system.
It is a function used to protect against computer virus.
It protects the ECDIS from loading old versions of the chart files.
It protects the power button from being accidently pressed.
Select one option that correctly identifies approximately how long a route is made invisible when the «Route Display Off» button is clicked.
1 second.
5 seconds.
10 seconds.
15 seconds.
Select one option that correctly identifies how a mark is identified when the «Edit» button is pressed in the «NavLine and No-Go Area line» menu.
A red dot appears on the mark.
A black cross appears on the mark.
An orange dot appears on the mark.
The mark flashes on the chart screen.
Select one option that correctly identifies how long the 24 hour log is stored on the system.
Indefinitely.
One day.
Ten days.
Three months.
Select one option that correctly identifies how long the 3 month log is stored in active memory on the system.
Three months.
12 months.
Indefinitely.
Thirty days.
Select one option that correctly identifies the black dot seen in the following chart illustration.
A text object will be added in this position.
It is a simplified buoy object.
It shows the position of a seabed obstruction.
This is the cursor symbol when off the screen border.
Select one option that correctly identifies the duration of the ECDIS log recordings.
12 hours and 1 month.
12 hours and 3 months.
24 hours and 1 month.
24 hours and 3 months.
Select one option that correctly identifies the function of the «Show History» button found in the «Navigation Record» menu.
The current own-ship track can be seen.
The function enables the contents of history files to be seen.
The function enables history files to be seen.
The function shows the alarm log history.
Select one option that correctly identifies the meaning of the outlined shape with cross hatched infill shown in the following chart illustration.
This is a shape representing a No-Go area.
This is a chart feature showing a cautionary area.
This is a shape representing a precautionary area.
This is a shape representing an anchorage area.
Select one option that correctly identifies the reason for the arrow and red circle surrounding the pilot ground symbol seen in the following illustration.
The arrow and red circle mean a manual chart update.
They identify the specified mark.
The circle indicates an area of uncertainty.
They identify the inserted symbol as originating from a Notice to Mariners.
Select one option that correctly identifies the reason why the letter «R» appears alongside the data on the ECDIS screen as seen in this illustration.
There is a 24 hour playback file running.
The radar is connected to the ECIDS.
There is a 3 month playback file running.
There is a radar range and bearing been used to position the vessel.
Select one option that correctly identifies the synthetically generated details available when the «NavLine and NoGo Area Line» button is pressed.
Marks, line and areas.
Marks, remarks, symbols, text, lines and areas.
Marks, remarks, text, lines and areas.
Marks, remarks, updates, text, lines and areas.
Select one option that correctly identifies the «Modify Metric» function available from the toolbar icon.
It is a function that changes units of distance.
It is a function allowing changes to be made to NavLines and No-Go Areas.
It is a function that modifies route waypoints.
It is a function which deletes NavLines and No-Go Areas.
Select one option that correctly identifies why the no-go line has a red dot at the vertex as shown in the following chart illustration.
It is a port hand buoy used to drop the line ends on.
This is an area created between two lines.
This is the normal appearance of two joined lines.
The line is in edit mode.
Select one option which correctly describes a limitation of a backup ECDIS connected to the primary ECDIS when the primary ECDIS fails.
The backup ECDIS does not take over route monitoring or track control from the primary ECDIS.
The backup ECDIS has no limitation as it takes over all functions that the primary ECDIS was undertaking.
The backup ECDIS is usually located in an awkward position making it difficult to navigate with.
The backup ECDIS takes a long time to start up as it is usually powered off when the primary ECDIS is running.
Select one option which correctly describes the meaning of the abbreviation CCI in relation to a route plan.
Compass course impossible.
Compass course indication.
Course change indication.
Course control issue.
Select one option which correctly describes the meaning of the abbreviation ECCI in relation to a route plan.
Early course change indication.
Early compass course indication.
ECDIS control condition issue.
Estimated course change indication.
Select one option which correctly describes the number of maximum tracked AIS targets possible with the ECDIS.
300.
350.
400.
450.
Select one option which correctly explains when the «Integrity Monitoring» warning would be raised.
When the ECDIS has lost a primary sensor.
When the ECDIS has lost a secondary sensor.
When the ECDIS cannot compare primary and secondary sensor.
When the primary sensor has exceeded limits.
Select the one option which best completes the following statement. A backup ECDIS is …
… required to maintain continuity of electronic navigation.
… always required on a ship with ECDIS.
… never connected to the primary ECDIS.
… required to maintain continuity of navigation.
Select the one option which correctly completes the following statement. A blue frame around position sensor information indicates …
… it contains doubtful data.
… it is good quality data.
… it is the primary sensor information.
… it is the secondary sensor information.
Select the one option which correctly completes the following statement. A navigation signal mode letter shown as «D» indicates …
… a dead reckoning position.
… a degraded level of position information.
… differential position information.
… a doubtful position.
Select the one option which correctly completes the following statement. A sleeping AIS target is …
… a vessel at anchor.
… activated using the icon on the tool bar.
… activated from the «targets» settings menu.
… is not dangerous to own-ship as there is no vector.
Select the one option which correctly completes the following statement. A temporary waypoint …
… is a waypoint assigned to the pilot pick up point.
… is a waypoint used for an anchor position.
… is set up on a route leg for a vessel to join the route.
… is set up for a man overboard incident.
Select the one option which correctly completes the following statement. If log records are required to be permanently kept …
… they need to be recorded into the archive.
… they need to be saved onto the ECDIS computer.
… set the ECDIS software to enable this.
… the ECDIS does this automatically.
Select the one option which correctly completes the following statement. If target vectors are ground based …
… own-ship’s ground vector will always be displayed.
… it increases risk of collision.
… own-ship is able to have any type of vector selected.
… own-ship’s vector will not be displayed.
Select the one option which correctly completes the following statement. If the own-ship guard frame touches a no-go line …
… an alarm will sound.
… an ECDIS indication is given.
… nothing happens.
… the line is removed from the chart screen.
Select the one option which correctly completes the following statement. Inserted remarks are interrogated for information …
… by using the toolbar information icon.
… by double clicking the remark.
… by opening the «Route Monitoring and TC’ menu».
… by opening up the help menu on the operation panel.
Select the one option which correctly completes the following statement. Once the power switch on the front panel is on, the ECDIS is started …
… automatically after the computer does the self test.
… by inserting a start-up disc in the media drive.
… with a one second push of the power button on the operation panel.
… with a three second push of the power button on the operation panel.
Select the one option which correctly completes the following statement. The Tokyo Keiki ECDIS will automatically load …
… an official ENC if one is available.
… a C-Map chart in preference to all other types of chart.
… an ARCS chart unless the operator decides otherwise.
… no chart until the operator selects one.
Select the one option which correctly completes the following statement. To be able to safely monitor a planned route …
… check with the master to see that it has been correctly planned.
… click the start button then the «Route Monitoring and TC’ menu».
… it should have a limit check first.
… safety check it and press the «Start» button in the «Route Monitoring and TC’ menu».
Select the one option which correctly completes the following statement. When placed on a route being monitored, the cursor …
… shows the ETA along the route to the cursor position.
… opens up the route waypoint table.
… shows the cursor position only in latitude and longitude.
… shows the direct line ETA from the own-ship to the cursor position.
Select the one option which correctly completes the following statement. When placed on the chart away from a route being monitored, the cursor …
… shows the direct line ETA from the own-ship to the cursor position.
… shows information on the chart cell in that position.
… shows the cursor position only in latitude and longitude.
… shows the ETA along the route to the cursor position.
Select the one option which correctly completes the following statement. When target association is active …
… the own-ship is better protected from collision risk.
… the target shows the AIS symbol only.
… there is a circle around the target on screen.
… the target shows the radar return only.
Select the one option which correctly describes the meaning of the expression «Free Motion» when related to an ECDIS mode.
In free motion the own-ship symbol leaves the chart screen.
In free motion the own-ship symbol is always on the chart screen.
In free motion the own-ship symbol is stopped on the chart screen.
In free motion the target symbols are not visible.
Select the one option which correctly describes the meaning of the «Range Filter» associated with target vessels.
The range filter allows limits for sleeping AIS targets to be set.
The range filter allows limits for all active AIS targets to be set.
The range filter allows limits for displayed radar targets to be set.
The range filter allows limits for setting target vectors.
Select the one option which correctly describes what happens when the «Alarm» button, located at the top of the screen, is pressed.
The active alarms are cancelled with audible alarm stopped.
The active alarms, warnings and indications can be viewed.
The alarm log is cleared into the archive memory.
The audible alarm is switched off.
Select the one option which correctly explains the meaning of target association.
Radar and AIS targets are merged.
Radar and AIS targets are shown by themselves on the screen.
Radar track targets are given a greater priority over AIS targets.
Radar track targets are given a lesser priority over AIS targets.
Select the one option which correctly explains the meaning of the following image.
A dangerous AIS target.
A sleeping AIS target.
A lost AIS target.
Merged radar and AIS target.
Select the one option which correctly explains the meaning of the following image.
A lost but dangerous target.
A safe AIS target.
A sleeping target.
Merged radar and AIS target.
Select the one option which correctly explains the significance of the letters «A» and «W» seen in the following illustration taken from the alarm list window.
«A» stands for alarm, «W» for warning.
«A» stand for active, «W» for warning.
«A» stands for alarm, «W» for waypoint.
«A» stands for archived, «W» for waiting.
Select the one option which correctly identifies the following icon seen on the toolbar at the top of the screen.
It is an icon that delivers alarm information.
It is an icon to enable chart selection.
It is the information icon.
It is the cautionary area icon.
Select the one option which correctly identifies the following icon seen on the toolbar at the top of the screen.
It is an icon to enable increase or decrease the chart scale.
It is the chart scroll icon.
It is an icon to increase or decrease the screen brilliance.
It is the icon that allows a table to be scrolled.
Select the one option which correctly identifies the following icons seen on the toolbar at the top of the screen.
They are the zoom in and out icons.
They are the icons to increase and decrease display contrast.
They are the icons to increase or decrease the chart scale.
They are the icons to select C-Map or an ENC.
Select the one option which correctly identifies the function of the following icon seen on the «Object Info» window when pressed.
It is a cautionary indication for a missing chart object.
It is a hand icon.
It highlights the selected chart object.
When pressed it removes the selected chart object from the «Custom» display.
Select the one option which correctly identifies the presence of the yellow colour seen in the following window on the chart screen.
Yellow indicates a measurement.
Yellow indicates an alarm.
Yellow indicates an alert.
Yellow indicates a warning.
Select two of the given options which best describe the reasons for a «Fatal Error» report.
It is a report sent to the company to order a visit from a support engineer.
It is a report sent to Tokyo Keiki if an ECDIS fails to start.
It is a report comprising of operator errors sent to the company.
It is a report that is stored with the navigational records.
Select two of the given options which best describe why the over scale «prison bar» warning, as seen on the following illustration, should not be ignored.
The chart in this scale is enlarged and not suitable for navigation.
The «prison bars» always show when the display scale is larger than the chart compilation scale.
The «prison bars» appear and disappear but the chart is useable at all times.
The «prison bars» show a dangerous sea area.
Select two options which correctly explain the meaning of a «Sensor Timeout» alarm.
This occurs when a sensor cannot be detected by the ECDIS.
This occurs when the sensor has been de-selected by the operator.
This occurs when the sensor signal to the ECDIS is abnormal.
This occurs when two connected navigation sensors show different positions.
When the ECDIS is running what position should the 24 volt switch be in? Select one of the given options.
The 24 volt switch should be in the «on» position.
The 24 volt switch should be in the «off» position.
The 24 volt switch should be in the «stand-by» position.
The position of the 24 volt switch is irrelevant as it is always connected.
Which of the given options describes where the four ECDIS colour table settings can be found?
In the ECDIS settings menu.
On the icon at the top left side of the screen.
On the icon at the bottom of the screen.
On the right hand side of the operation panel.
Which one of the given options best describes how to remove radar and AIS targets from the screen?
Use the TT and AIS buttons on the operation panel.
Click on the screen display over the target.
Use the «own-ship» settings tab and targets on/off.
Use the «targets» settings tab and targets on/off.
Which one of the given options best describes the information given in the man overboard window?
Initially the water track of the man overboard.
Range and bearing only.
Co-ordinates of and range and bearing to the position.
The time of the man overboard incident.
Which one of the given options best describes the values a prediction line is based on?
Vessel ground speed and acceleration.
Vessel ground speed and rate of turn.
Vessel water speed and acceleration.
Vessels water speed and rate of turn.
Which one of the given options best describes where the tool bar is found on the ECDIS screen?
At the top of the screen.
At the bottom of the screen.
At the left side of the screen.
At the right side of the screen.
Which one of the given options best describes why set and drift should be entered in the man overboard window?
To improve the estimated position of the person.
To enable the vessel to return to the ground based position of the man overboard incident.
To ground track the ECDIS.
To ground track the radar.
Which one of the given options best describes why the «position» button is in a red font as shown in the following illustration?
There is an offset applied to the receiver position.
The GPS data is invalid.
The GPS data is not being used to position the vessel.
The incoming GPS signal has a different datum other than WGS84.
Which three of the given options are correct with reference to system data?
System data in a green font means the data is good.
System data in a red font means the data is invalid.
System data in a yellow font means the data is doubtful.
System data in a green font means the data is 100 % reliable.
With an executed route when might a «Course Difference» alarm sound?
When the gyro compass and magnetic compass differ by ten degrees.
When the route leg and gyro heading differ by a set amount.
When the vessel is approaching a waypoint.
When the vessel is sufficiently off track.
