Land Navigation Written Exam_A_Key (1).docx

Land Navigation Written Exam Revision Date: 01 June 2020 Version A Answer Sheet Answer Key Land Navigation Written Exam (Version A –Tenino; Ed. 7-DMA; Series V791; Sheet – 1477 IV). Instructions: Multiple Choice/True or False/Matching; Identify the correct answer by circling and/or filling in the blank. Cadet must receive a 70% to PASS. 1 . How do you determine the approximate elevation of a hilltop without a survey marker? a. Use the elevation of the last contour line b. Use the elevation of the next contour line c. Add one-half the contour interval to the elevation of the last contour line d. Add one-fourth the contour interval to the elevation of the last contour line (Ref: MS301 L08 Map Reading Review; Student Reading, TC 3-25.26, Map Reading and Land Navigation, 15 November 2013) 2. What color is used on a map to identify cultural features, all relief features, non-surveyed spot elevations, and elevation such as contour lines? a. Red-Brown b. Black c. Yellow d. Green (Ref: MS301 L08 Map Reading Review; Student Reading, TC 3-25.26, Map Reading and Land Navigation, 15 November 2013) 3. What type of lines are the most common method of showing relief and elevation on a map? a. Relief line b. Form line c. Hachures line d. Contour line (Ref: MS301 L08 Map Reading Review; Student Reading, TC 3-25.26, Map Reading and Land Navigation, 15 November 2013) 1

Land Navigation Written Exam Revision Date: 01 June 2020 Version A Answer Sheet 4. What is the elevation of point ‘A’ on the image? a. 160 b. 170 c. 180 d. 230 (Ref: MS301 L08 Map Reading Review; Student Reading, TC 3-25.26, Map Reading and Land Navigation, 15 November 2013) Questions 5-9. Match the correct major terrain feature to the map representation at the ‘ X .’ 5. a. Hill b. Saddle c. Valley d. Depression e. Ridge 6. a. Hill b. Saddle c. Valley d. Depression e. Ridge 2

Land Navigation Written Exam Revision Date: 01 June 2020 Version A Answer Sheet 7. a. Hill b. Saddle c. Valley d. Depression e. Ridge 8. a. Hill b. Saddle c. Valley d. Depression e. Ridge 9. a. Hill b. Saddle c. Valley d. Depression e. Ridge (Ref: MS301 L08 Map Reading Review; Student Reading, TC 3-25.26, Map Reading and Land Navigation, 15 November 2013) 3

Land Navigation Written Exam Revision Date: 01 June 2020 Version A Answer Sheet 10. Identify the base line image from the declination diagram. a. True North b. Grid North c. Magnetic North d. Polar North (Ref: MS301L10 Land Navigation Review; Student Reading, TC 3-25.26, Map Reading and Land Navigation, 15 November 2013) 11. What is the back azimuth for 90 degrees? a. 0 degrees b. 15 degrees c. 45 degrees d. 270 degrees (Ref: MS301L10 Land Navigation Review; Student Reading, TC 3-25.26, Map Reading and Land Navigation, 15 November 2013) 12. What is the intersection method of locating an unknown point? a. A method of locating an unknown point by successively occupying at least two known positions on the ground, and then map sighting on the unknown location. b. A method of locating one’s position on the map when the person is located on a linear feature on the ground, such as a road, canal, or stream. c. A method of locating one’s position on a map by determining the grid azimuth to at least two well-defined locations that can be pinpointed on the map. d. A method of locating or plotting an unknown position from a known point by giving a direction and a distance along that direction line. (Ref: MS301L10 Land Navigation Review; Student Reading, TC 3-25.26, p. 6-11, Map Reading and Land Navigation, 15 November 2013) 13. Convert a grid azimuth of 264° to a magnetic azimuth. The Easterly G-M angle is 17°. a. 281 b. 264 c. 247 d. 17 (Ref: MS301L10 Land Navigation Review; Student Reading, TC 3-25.26, Map Reading and Land Navigation, 15 November 2013) 4

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