IG MARITIMEMade by Seafarers for Seafarers

All international training tests on IG MARITIME are free for every seafarer. Register once to save your progress and prepare for your next voyage without limits!

Navigation problems

Search this section

Choose a question set and start learning or take an exam.

About this collection

The USCG bank covers deck subjects, navigation, navigation problems, rules of the road, GMDSS and other areas. Open a specific collection for focused preparation.

“USCG — Navigation problems” contains 2,710 questions across 1 collection.

Learning

Learning mode has no timer. After answering, you see feedback and the correct options. You can return to a question and repeat a topic.

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.

You are on course 209° per standard magnetic compass when you take the following bearings: New Haven Light - 331.5°psc Branford Reef Light - 066.5°psc Old Field Point Light - 240.5°psc What is your position?

One correct answer

  • a. LAT 41°10.5'N, LONG 72°52.8'W✓ Correct answer
  • b. LAT 41°11.3'N, LONG 72°49.9'W
  • c. LAT 41°13.6'N, LONG 72°53.0'W
  • d. LAT 41°14.5'N, LONG 72°48.8'W
Which daymark would you see as you approach Red Store Light (mile 269.5 AHP)?

One correct answer

  • a. Green square✓ Correct answer
  • b. Green triangle
  • c. Green diamond
  • d. Red square
The solid lines extending into the channel at mile 948 AHP are __________.

One correct answer

  • a. dikes✓ Correct answer
  • b. revetments
  • c. spoil areas
  • d. Meadwestvaco pipeline
On which voyage would a great circle track be significantly shorter than a rhumb line track? (Use gnomonic tracking chart WOXZC 5274)

One correct answer

  • a. Savannah, GA, to Lisbon, Portugal✓ Correct answer
  • b. Dublin, Ireland (Irish Sea), to La Coruna, Spain (LAT 43°22'N, LONG 8°24'W)
  • c. Reykjavik, Iceland, to Lisbon, Portugal
  • d. Boston to Sable Island
What facility is not found near La Grange Towhead Light (538.2 AHP) on Greenville Harbour?

One correct answer

  • a. Mississippi Limestone
  • b. Ergon, Inc.
  • c. American Commercial Barge Lines
  • d. Greenville Casino Wharf✓ Correct answer

Before you start

Do I need to register to start?

Guest access lasts 23 minutes. Free registration lets you continue without limits, save progress and review mistakes in your account.

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.