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ECDIS EXAM QUESTIONS AND ANSWERS 2025
ECDIS should also be capable of accepting -
.....ANSWER ...✔✔ updates to the ENC data entered
manually with simple means for verification prior to the
final acceptance of the data. They should be
distinguishable on the display from ENC information and
its official updates and not affect display legibility.
Primary function ECDIS - .....ANSWER ...✔✔
Contribute to safe navigation
ECDIS should be capable of - .....ANSWER ...✔✔
Displaying all chart information necessary for safe and
efficient NAV originated by, and distributed on the
authority of, government authorized hydrographic
offices.
ECDIS should facilitate - .....ANSWER ...✔✔ simple
and reliable updating of the electronic navigation chart
ECDIS should reduce the navigational workload
compared to using the paper chart. - .....ANSWER
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...✔✔ It should enable the mariner to execute in a
convenient and timely manner all route planning, route
monitoring and positioning currently performed on
paper charts. It should be capable of continuously
plotting the ship's position.
The ECDIS display may also be used for - .....ANSWER
...✔✔ The display of rdar, radar tracked target
information, AIS and other appropriate data layers to
assist in route monitoring.
ECDIS should have at least - .....ANSWER ...✔✔ The
same reliability and availability of presentation as the
paper chart published by government authorized
hydrographic offices.
When the relevant chart info is not available in the
appropriate form. - .....ANSWER ...✔✔ Some ECDIS
equipment may operate in the Raster Chart Display
Systems mode as defined in appendix 7. RCDS mode of
operation should conform to performance standards not
inferior to those set out in appendix 7.
ECDIS stands for - .....ANSWER ...✔✔ Electronic Chart
Display and Information System (ECDIS)
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System Electronic Navigational Chart (SENC) -
.....ANSWER ...✔✔ Means a database, in the
manufacturer's internal ECDIS format, resulting from the
lossless transformation of the entire ENC contents and it's
updates.
Electronic Navigational Chart (ENC) - .....ANSWER
...✔✔ Means the database, standardized as to
content, structure and format, issued for use with ECDIS
by or on the authority of a government authorized
Hydrographic office or other relevant government
institution, and conform to IHO standards.
Standard Display - .....ANSWER ...✔✔ Is the display
mode intended to be used as a minimum during route
planning and route monitoring.
Display base - .....ANSWER ...✔✔ Means the chart
content as listed in appendix 2 and which cannot be
removed from the display. It is not intended to be
sufficient for safe navigation.
The chart information to be used in ECDIS - .....ANSWER
...✔✔ Should be the latest edition, as corrected by
ECDIS EXAM QUESTIONS AND ANSWERS 2025
ECDIS should also be capable of accepting -
.....ANSWER ...✔✔ updates to the ENC data entered
manually with simple means for verification prior to the
final acceptance of the data. They should be
distinguishable on the display from ENC information and
its official updates and not affect display legibility.
Primary function ECDIS - .....ANSWER ...✔✔
Contribute to safe navigation
ECDIS should be capable of - .....ANSWER ...✔✔
Displaying all chart information necessary for safe and
efficient NAV originated by, and distributed on the
authority of, government authorized hydrographic
offices.
ECDIS should facilitate - .....ANSWER ...✔✔ simple
and reliable updating of the electronic navigation chart
ECDIS should reduce the navigational workload
compared to using the paper chart. - .....ANSWER
,2|Page
...✔✔ It should enable the mariner to execute in a
convenient and timely manner all route planning, route
monitoring and positioning currently performed on
paper charts. It should be capable of continuously
plotting the ship's position.
The ECDIS display may also be used for - .....ANSWER
...✔✔ The display of rdar, radar tracked target
information, AIS and other appropriate data layers to
assist in route monitoring.
ECDIS should have at least - .....ANSWER ...✔✔ The
same reliability and availability of presentation as the
paper chart published by government authorized
hydrographic offices.
When the relevant chart info is not available in the
appropriate form. - .....ANSWER ...✔✔ Some ECDIS
equipment may operate in the Raster Chart Display
Systems mode as defined in appendix 7. RCDS mode of
operation should conform to performance standards not
inferior to those set out in appendix 7.
ECDIS stands for - .....ANSWER ...✔✔ Electronic Chart
Display and Information System (ECDIS)
, 3|Page
System Electronic Navigational Chart (SENC) -
.....ANSWER ...✔✔ Means a database, in the
manufacturer's internal ECDIS format, resulting from the
lossless transformation of the entire ENC contents and it's
updates.
Electronic Navigational Chart (ENC) - .....ANSWER
...✔✔ Means the database, standardized as to
content, structure and format, issued for use with ECDIS
by or on the authority of a government authorized
Hydrographic office or other relevant government
institution, and conform to IHO standards.
Standard Display - .....ANSWER ...✔✔ Is the display
mode intended to be used as a minimum during route
planning and route monitoring.
Display base - .....ANSWER ...✔✔ Means the chart
content as listed in appendix 2 and which cannot be
removed from the display. It is not intended to be
sufficient for safe navigation.
The chart information to be used in ECDIS - .....ANSWER
...✔✔ Should be the latest edition, as corrected by
