Buoys

Question 1

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

• False
• True

Question 2

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

• False
• True

Question 3

What is an Isolated Danger Marker used for?

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

Question 4

Which of the following chart symbols represents an isolated danger buoy?

• 
• 
• 
• 

Question 5

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

• IALA Buoyage System B
• IALA Buoyage System A

Question 6

Which of the following is a chart symbol for a port lateral mark in IALA A buoyage system?

• 
• 
• 
• 

Question 7

Does the following top marker belong to a port lateral mark or a starboard lateral mark?

• Port
• Starboard

Question 8

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

• False
• True

Question 9

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

• IALA Buoyage System B
• IALA Buoyage System A

Question 10

Does the following top marker belong to a port lateral mark or a starboard lateral mark?

• Port
• Starboard