Aides to Navigation

Question 1

What is a lighted safe water mark fitted with to aid in its identification?

A. A red and white octagon

B. A sequential number

C. Red and white retroreflective material

D. A spherical topmark

Answer 1

D. A spherical topmark

Question 2

A buoy marking an isolated danger will show a(n) _____________

A. White light FL (2) 5s and a top mark of 2 black spheres

B. Occulting green light and may be lettered

C. Yellow light and will be numbered

D. Continuous quick white light and may be numbered

Answer 2

A. White light FL (2) 5s and a top mark of 2 black spheres

Question 3

Which buoy may be even numbered?

A. Mid-channel buoy

B. Unlighted nun buoy

C. Lighted green buoy

D. All of the above

Answer 3

B. Unlighted nun buoy

Question 4

Which buoy may be odd numbered?

A. A special mark

B. A safe water mark

C. A preferred channel marker with a green top band

D. A lighted green can

Answer 4

D. A lighted green can

Question 5

Special Marks will be what color(s)?

A. Red and white vertically striped

B. Yellow

C. Red or green

D. White

Answer 5

B. Yellow

Question 6

The United States operates under the International Association of Lighthouse Authorities (IALA) ______________________?

A. Region A

B. Region B

C. Region 2

D. Red Right Return

Answer 6

B. Region B

Question 7

In IALA Region B, when returning from sea, which statement is true?

A. Red buoys will be odd numbered

B. Green buoys will be on the starboard side

C. Red buoys will be on the starboard side

D. Green buoys will be lettered

Answer 7

C. Red buoys will be on the starboard side

Question 8

Which statement is true concerning Preferred Channel Buoys?

A. They can be either odd or even numbered

B. They will be vertically striped red and green

C. They will be lettered

D. They will have a yellow light

Answer 8

C. They will be lettered

Question 9

Safe Water Marks_______________

A. Have a white light with Characteristic Morse Code Alpha: Mo (A)

B. Indicate the safe side to pass an obstruction

C. Are white and orange

D. Are numbered

Answer 9

A. Have a white light with Characteristic Morse Code Alpha: Mo (A)

Question 10

On an Information or Regulatory Mark, the Diamond with Cross shape indicates___________?

A. Danger

B. Restricted Operations

C. Exclusion Area

D. Shellfishing is Prohibited

Answer 10

C. Exclusion Area