NAV 6 NEROD's
ECDIS Knowledge Quiz
Test your understanding of Electronic Chart Display and Information Systems (ECDIS) with this engaging quiz designed for maritime professionals and enthusiasts alike. The questions cover a range of topics, including the advantages and disadvantages of various types of charts, route planning, and monitoring features.
Prepare to challenge your knowledge and gain insights into the essential elements of ECDIS:
- Learn about the fun
ctionalities and capabilities of ECDIS. - Understand the differences between vector and raster charts.
- Examine the standards and requirements laid out for maritime navigation.
15. Which of the following best describes the advantages of an ECDIS?
- Automatic chart updating
- Simple Voyage planning
- Anti - grounding warning
I, II, and III
I only
I and III
II and III
Which of the following best describes the advantages of a Vector charts?
- Chart information stored in layers
- It is possible to select safety depth and safety control
- Vector charts can generally be displayed more quickly than raster charts
I only
I, II, and III
I and III
II and III
Which of the following best describes the disadvantages of Vector charts?
- Vector chart is technically far more complex than raster charts
- Vector chart take longer and cost more to produce than a raster chart
- They are easy to edit
I and III
I, II, and III
I and II only
I only
Which of the following best describes the advantages of raster charts?
- They are direct and exact copies of paper charts
- Raster charts are not simple and easy to use
- They cost less to produce
I and II only
I and III
I, II, and III
I only
Which of the following best describes the disadvantages of raster charts?
- The display cannot be customized
- Raster charts cannot be sensibly rotated to head-up or other orientation
- Raster charts are an intelligent chart
I and III
I and II only
I only
I, II, and III
What is true regarding the power supply for ECDIS?
- It should be possible to operate ECDIS and all equipment necessary for its normal fun
ctioning when supplied by an emergency source of electrical power in accordance with the appropriate requirements of chapter II-1 of the 1974 SOLAS Convention, as amended. - Changing from one source of power supply to another or any interruption of the supply for a period of up to 45 seconds should not require the equipment to be manually re-initialized.
I & II only
II only
I only
None of above
The ECDIS is capable of performing and presenting the results of at least which of the following calculations?
- true distance and azimuth between two geographical positions
- geographic position from a known position and distance/azimuth
- geodetic calculations such as spheroidal distance, rhumbline, and great circle
I, II & III
I only
I and II
II, and III
What is true regarding route monitoring?
- It is possible to display a sea area that does not have the ship on the display (e.g. For a look ahead, route planning), while route monitoring
- It is possible to return to the route monitoring display covering own ship’s position immediately by single operator action.
- For route monitoring, the selected route and own ship’s position appear whenever the display covers that area
- An alarm is given when the specified cross-track limit for deviation from the planned route is exceeded.
I, II, & III
I, II, III & IV
I, & II
I only
Which of the following best describes the advantages of an ECDIS?
- Automatic chart updating
- Simple Voyage planning
- Anti - grounding warning
II, and III
I only
I, II, and III
I, & II
An alarm in ECDIS is given when a vessel is ________.
- crossing a safety contour
- deviating from the route
- approaching a critical point
I, II & III
II & III
I, & III
I only
An ECDIS provides an indication when ____________.
- information is overscale
- larger-scale ENC is available
- malfun
ction occurs
I only
I and II only
I, II & III
II & III
What is true regarding route planning?
- It should be possible to plan one or more alternative routes in addition to the selected route. The selected route should be distinguishable from the other routes.
- It should be possible for the mariner to specify a cross-track limit of deviation from the planned route at which an automatic off-track alarm should be activated.
- It should be possible to adjust a planned route alphanumerically and graphically.
I, & III
II & III
I, II & III
I only
What is true regarding voyage recording?
- ECDIS can store and be able to reproduce certain minimum elements required to reconstruct the navigation and verify the official database used during the previous 12 hours.
- ECDIS can record the complete track for the entire voyage, with time marks at intervals not exceeding 4 hours.
- It is possible to manipulate or change the recorded information.
- ECDIS should have a capability to preserve the record of the previous 12 hours and the voyage track.
I, II & III only
II & III only
I only
I, II & IV only
When an ECDIS is connected to other equipment ________.
- It does not degrade the performance of any equipment providing sensor inputs.
- the performance of ECDIS is not degraded below the standard.
- the ship’s positioning system, gyrocompass, speed, and distance monitoring device are not degraded.
I, II & III
All of the above
II & III only
I only
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