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surveying iii (topographic and geodetic surveys) - Modern Prepper

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LESSON 5PRACTICE EXERCISEThe following items will test your grasp of the material covered in this lesson. There is only one correctanswer for each item. When you have completed the exercise, check your answer with the answer keythat follows. If you answer any item incorrectly, study again that part which contains the portioninvolved.1. In a NAVSTAR GPS, distances are measured between the receiver antenna <strong>and</strong> the satellites, <strong>and</strong>the position is determined from the intersections of the ___________________________________.A. GuidelineB. RedundantC. Line DistanceD. Range vector2. NAVSTAR GPS consist of three distinct segments, which factor is not included?A. Time segmentB. Space segmentC. Control segmentD. User segment3. The L1 signal is modulated under what code(s)?A. P-codeB. Y-codeC. C/A-code <strong>and</strong> Y-codeD. P-code <strong>and</strong> C/A-code4. The PPS user can use a decryption device to achieve a 3D accuracy in the range of_________________________________________________________ with a single-frequency receiver.A. 10 to 16 metersB. 8 to 12 metersC. 5 to 10 metersD. 3 to 5 meters5. Simultaneous range observations to numerous satellites can be adjusted using___________________________________________________________________________________.A. Different field proceduresB. GPS-related softwareC. Weighting techniquesD. Different time framesEN0593 5-52

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