Navigation 1 Practice Exam 1 With Answers (Page 2 of 6) in pdf

Navigation 1 Practice Exam 1 With Answers Page 2

In very high latitudes, the most practical chart projection is the ____.

a. Mercator

b. gnomonic

c. azimuthal

d. Lambert conformal

A gnomonic projection is based on a (n) ____.

a. plane tangent at one point

b. cylinder tangent at the equator

c. cone tangent at one parallel

d. infinite series of cones tangent at selected parallels

10. A Mercator chart is a ____.

a. cylindrical projection

b. simple conic projection

c. polyconic projection

d. rectangular projection

11. Charts showing the coast of Mexico are produced by the United States ____.

a. National Geospatial-Intelligence Agency

b. Coast Guard

c. Naval Observatory

d. National Ocean Service

12. The revision date of a chart is printed on which area of the chart?

a. Top center

b. Lower-left corner

c. Part of the chart title

d. Any clear area around the neat line

13. Which chart number indicates a NGA chart designed for inshore coastwise navigation?

a. LCORR5868

b. COMBT800564

c. 17XHA17365

d. 16ACO16595

14. Under the numbering system used by NGA, a three digit number may be used for ____.

a. a small scale chart depicting a major portion of an ocean basin or a position

plotting sheet

b. non-navigational materials such as radar plotting sheets

c. products issued periodically such as the Notice to Mariners

d. large scale charts of areas that are infrequently used for navigation such as the

headwaters of rivers

15. A sailing chart could have a scale of ____.

a. not more than 1:25,000

b. 1:35,000

c. 1:100,000

d. 1:700,000

Navigation 1 Practice Exam 1 With Answers Page 2