Set 3 Practice Mode

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Q11318
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Which is the process of keeping the survey vessel or boat on a known course ?
Q11319
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Which method of sounding is generally used for open seas up to 5 km off shore
Q11320
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How a range line is marked in soundings ?
Q11321
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Which is the most accurate method of locating the soundings ?
Q11322
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Which sounding method uses the three point problem for locating the boat ?