Тест по ECDIS Display Features (CES v5.0)

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Правильные ответы:
1

Is the following statement True or False? Compilation scale is the scale of the paper chart from which the vector chart was made:

Ваш ответ правильный:

True.
2

Is the following statement True or False? Traditional buoy symbols on an ENC vector chart look similar to symbols seen on a paper chart:

Ваш ответ правильный:

True.
3

Select the correct meaning of the abbreviation ZOC in relation to ECDIS:

Ваш ответ правильный:

Zone of Confidence.
4

Select the option best describes the meaning of a magenta coloured “i” in a box seen on a charted sea area in relation to ECDIS:

Ваш ответ правильный:

There is some information appertaining to the sea area.
5

Select the option that best describes a cautionary area on the ECDIS:

Ваш ответ правильный:

Orange cross hatching on the chart display.
6

Select the option that best describes how ECDIS informs the operator of an approaching chart at different scale to the one being used:

Ваш ответ правильный:

There will be a thick continuous black line visible.
7

Select the option that best describes how Temporary and Preliminary notices are shown on the vector chart in relation to ECDIS:

Ваш ответ правильный:

The ECDIS may not display them – a navigator’s note could be set up to show them.
8

Select the option that best describes the meaning of a magnet a coloured “i” in a box with a line to an object in relation to ECDIS:

Ваш ответ правильный:

There is more information available on the object than is shown on the display.
9

Select the option that best describes the meaning of the text “bn 10” on an ECDIS display:

Ваш ответ правильный:

Navigation beacon number 10.
10

Select the option that best describes the meaning of the text “bn 12” on an ECDIS display:

Ваш ответ правильный:

Navigation beacon number 12.
11

Select the option that best describes why vertical grey lines can sometimes be seen all over the ECDIS display:

Ваш ответ правильный:

ECDIS is set at the wrong scale for the vector chart loaded.
12

Select the option that correctly completes the following statement in relation to ECDIS: “A ZOC A1 indicates the depth accuracy on the vector chart to be…”

Ваш ответ правильный:

0,5 m + 1 % of depth value.
13

Select the option that correctly completes the following statement in relation to ECDIS: “A navigation buoy cancelled with a chart update will…”

Ваш ответ правильный:

Have an orange diagonal line through the symbol.
14

Select the option that correctly completes the following statement in relation to ECDIS: “An isolated danger buoy is represented on an ENC chart with…”

Ваш ответ правильный:

Two red spheres slightly inclined.
15

Select the option that correctly completes the following statement in relation to ECDIS: “Isolated danger symbols are not seen on a vector chart when they should be because…”

Ваш ответ правильный:

The safety depth contour is set with too small a value.
16

Select the option that correctly completes the following statement in relation to ECDIS: “Updates to official ENCs cover…”

Ваш ответ правильный:

All relevant chart corrections.
17

Select the option that correctly completes the following statement in relation to ECDIS: “A grey question mark alongside an object indicates that…”

Ваш ответ правильный:

The position of the object is doubtful.
18

Select the option that correctly completes the following statement in relation to ECDIS: “A precautionary area is shown on the ENC as…”

Ваш ответ правильный:

A magenta coloured “i” in a box inside a diagonal hatched area.
19

Select the option that correctly completes the following statement in relation to ECDIS: “An isolated danger beacon is represented on an ENC chart with…”

Ваш ответ правильный:

Two upright red spheres.
20

Select the option that correctly completes the following statement in relation to ECDIS: “ECDIS alarms…”

Ваш ответ правильный:

Should never be ignored and must be investigated.
21

Select the statement that best answer this question: Do some ECDIS devices show tidal stream values as an information overlay?

Ваш ответ правильный:

Yes – if they have dedicated software loaded on the ECDIS computer.
22

Select the statement that best answer this question: Do ECDIS depth soundings show height of tide on them?

Ваш ответ правильный:

Most do not, but in the future most will.
23

Select the statement that best describes a buoy symbol that is NOT properly defined in the ENC data set:

Ваш ответ правильный:

A spherical buoy grey in colour.
24

Select the statement that best describes how an operator establishes the nature of an isolated danger on an ENC:

Ваш ответ правильный:

Interrogate it and ask for a pick report.
25

Select the statement that best describes the anomalies that are sometimes seen on ECDIS:

Ваш ответ правильный:

They are features of the ECDIS that sometimes seem illogical.
26

Select the statement that best describes the use of docking mode on ECDIS:

Ваш ответ правильный:

ECDIS used with the vessel close to berths.
27

Select the statement that best describes the use of the text “bn” on an ENC display:

Ваш ответ правильный:

Stops confusing beacon numbers and depth sounding figures.
28

Select the statement that best describes why a Port State Control Officer is interested in ECDIS when they undertake vessel inspections:

Ваш ответ правильный:

Because ECDIS has to comply with IMO requirements.
29

Select the statement that best describes why a button on ECDIS shows with a red highlight:

Ваш ответ правильный:

The ECDIS is in an alarm state.
30

What happens on the ECDIS display when the selected safety contour value does NOT exist in the chart data set?

Ваш ответ правильный:

The next highest value will be shown highlighted as a bold line.
31

Which answer BEST describes how dredged areas are highlighted on the ENC chart display?

Ваш ответ правильный:

Dredged areas are highlighted with a grey dotted fill in the dredge area.
32

Which answer correctly completes the following statement: The safety depth contour value is calculated by adding…

Ваш ответ правильный:

The draught of the vessel plus a safe under keel clearance.
33

Which answer describes how the safety depth contour is seen on ECDIS?

Ваш ответ правильный:

As a solid line with the contour highlighted in bold.
34

Which answer describes the minimum amount of information shown on an ENC vector chart?

Ваш ответ правильный:

The “Base” layer.
35

Which answer describes the two types of buoy symbols found on an ENC vector chart?

Ваш ответ правильный:

Simplified and traditional.
36

Which of the following BEST describes why a button on the ECDIS shows with a yellow highlight?

Ваш ответ правильный:

It is an indication to inform the operator of something.
37

Which of the following statements is the most accurate in relation to the safety depth contour setting on an ECDIS?

Ваш ответ правильный:

The safety depth contour is best set at a value to reflect the vessel’s draught.
38

Which of the given features is indicated by a grey vertical rectangle on an ENC in relation to ECDIS?

Ваш ответ правильный:

An undefined beacon.
39

Which of the given options best describes an ECDIS being in “browse” mode?

Ваш ответ правильный:

A mode allowing the operator to look ahead on the chart.
40

Which of the options correctly completes the following statement? ECDIS display various colours and shades on vector chart depth areas, because:

Ваш ответ правильный:

They are easily seen by the operator.
41

Which of the statements best describes how the raster chart gives advice on data quality in relation to ECDIS?

Правильный ответ:

There are notes on the chart that can be read.

Ваш ответ:

The chart has a ZOC function where the data quality can be assessed.
42

Which of the statements best describes what happens to the sounding figures on the display when the safety depth figure is set on an ECDIS?

Ваш ответ правильный:

Depth values below the depth are highlighted in bold.
43

Which option best describes the reason behind this statement? There should be regular ECDIS monitor colour tests:

Ваш ответ правильный:

To ensure the monitor shows correct colours.
44

Which option best describes what lies below an isolated danger symbol on an ENC?

Ваш ответ правильный:

There could be any seafloor obstruction.
45

Which statement BEST describes how ECDIS sees land coded in the vector chart as a point source?

Ваш ответ правильный:

The land will not be recognised as an obstacle to the ECDIS.
46

Which statement best describes how the vector chart gives advice on data quality in relation to ECDIS?

Ваш ответ правильный:

The chart has a ZOC function.
47

Which statement best describes orange cross hatching as might be seen on an ECDIS sea area?

Ваш ответ правильный:

Orange cross hatching is an indication of a Cautionary area.
48

Which statement best describes the action needed if ECDIS cannot automatically display Temporary and Preliminary notices?

Правильный ответ:

Annotate the ECDIS using the notes function.

Ваш ответ:

Inform the Master.
49

Which statement best describes the meaning of the Paris Memorandum?

Ваш ответ правильный:

An understanding for Port State Control Officers in Europe.
50

Which statement best describes what happens to land in North up relative motion mode on ECDIS?

Ваш ответ правильный:

Land on screen moves relative to the ship symbol.
51

Which statement best describes what happens to the land in North up true motion mode on ECDIS?

Ваш ответ правильный:

Land on the screen does not move until it resets.
52

Which statement best describes what happens to the ship symbol in North up relative motion mode on ECDIS?

Правильный ответ:

Vessel symbol is stopped on the screen.

Ваш ответ:

Vessel symbol is always in the middle of the screen.
53

Which statement best describes what happens to the ship symbol in North up true motion mode on ECDIS?

Ваш ответ правильный:

Vessel symbol moves across the screen.
54

Which statement best describes why it is important to remove cancelled chart cells from the ECDIS?

Ваш ответ правильный:

To stop them being loaded onto the ECDIS display.
55

Which statement best describes why the ECDIS has settings for ambient light conditions?

Правильный ответ:

Observation of the screen is necessary under all light conditions at sea.

Ваш ответ:

The sensitivity of the operator’s eyes is a factor allowing changes.
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