Buoys

Question 1

Which IALA buoyage system will you be using when entering a harbour in Egypt?

• IALA Buoyage System B
• IALA Buoyage System A

Question 2

What are lateral marks used for?

• Identify the location of underwater dangers such as submerged rocks
• The position of a danger
• The side of a channel
• Identify special areas or features not primarily related to navigation assisstance

Question 3

Study the following image, it correctly identifies the direction of buoyage when using the IALA Buoyage System B. True or False?

• False
• True

Question 4

What are the colour characteristics of a starboard lateral mark in an IALA A system?

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• 
• 

Question 5

The following image identifies which buoy?

• Emergency Wreck
• Isolated Danger
• Cardinal
• Safe Water

Question 6

Generally, the direction of buoyage when entering a river is away from the rivers source. True or False?

• False
• True

Question 7

An emergency wreck mark has which of the following top mark characteristics?

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• 
• 

Question 8

Which cardinal mark has the following colour characteristics?

• West
• East
• North
• South

Question 9

The following image correctly shows a channel in IALA Buoyage System B. True or False?

• False
• True

Question 10

Which IALA buoyage system will you be using when entering a harbour in Argentina?

• IALA Buoyage System B
• IALA Buoyage System A