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CD0051. Introduction to Navigation

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About this collection

The Seagull CBT bank is organised into modules covering safety, shipboard operations, maintenance and other topics. Original module names and codes are retained to help you find the topic you need.

“Seagull CBT — CD0051. Introduction to Navigation” contains 27 questions across 1 collection.

Learning

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Exam

A practice exam lasts up to 60 minutes and includes up to 50 questions from the selected collection. Correct answers and results appear after completion.

Sample questions and answers

These examples come from the published collection. Choose Learning to study questions in sequence, or Exam to check your knowledge.

What can you find from a single aeronautical RDF

One correct answer

  • Your speed
  • A bearing✓ Correct answer
  • A hyperbolic LOP
  • A range
How do you find the Nautical Mile scale on the chart?

One correct answer

  • By measuring one minute of Latitude✓ Correct answer
  • By measuring one minute of Longitude
  • By measuring one degree of Longitude
  • By measuring the cosine of one degree of Latitude
What was the Selective Availability?

One correct answer

  • A method of finding a more accurate position
  • The selection of satellites available over the horizon
  • A reduction in the system’s accuracy✓ Correct answer
  • A range measuring device
What is the easiest way to find the latitude? By measuring the elevation of:

One correct answer

  • The moon
  • The sun
  • Venus
  • The Pole star✓ Correct answer
If your timepiece is correct to within 1 minute of an hour, what would be your margin of error in estimating your Longitude at Latitude 60 degrees North?

One correct answer

  • Within 7.5 NM✓ Correct answer
  • Within 15 NM
  • Within 6 NM
  • Within 0.5 NM

Before you start

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What language are the questions in?

Questions and answer options retain the language of the original bank. You can change the interface language separately.

Can I use my result as an official document?

No. This is independent practice. A result does not replace an examination, certificate or knowledge check by an authorised organisation.