9-25. 9-26. 9-27. 9-28. 9-29. 9-30. 9-31. How is a series of single LOP's from  visual  bearings  referred? 1. 2. 3. 4. How is a running fix labeled? 1. 2. 3. 4. Estimated position only Running fix only Dead reckoning position Running fix or estimated position As a visual fix with the abbreviation R As a visual fix with the abbreviation RF As a running fix with the abbreviation R As an estimated fix with the abbreviation RF Which of the following is NOT a piece  of  electronic  navigation equipment? 1.    Loran-A 2.    Loran-C 3.    RDF 4.    SINS Which of the following is/are disadvantage(s) of electronic navigation? 1.    Possible   breakdown 2.    Malfunctioning 3.    Damage 4.    All of the above Which of the following devices is the  most  accurate  for  obtaining soundings  in  shallow  depths? 1.    Sounding  machine 2.    Hand lead 3.    Fathometer 4.    Pit log What type of echo sounder is most commonly  found  aboard  U.S.  Naval vessels? 1. AN/UQN-1 2. AN/UQN-4 3. SRN-12 4. SRN-19 What is the largest depth the echo sounder  will  record? 1. 600   feet 2. 600   fathoms 3. 6,000   feet 4. 6,000   fathoms 9-32. Depths less than 400 feet can be most  accurately  established  by  the AN/UQN-4  when  the  recorder  is  set to what range? 9-33. 1. 600 feet 2. 600  fathoms  only 3.    6,000  fathoms  only 4. 600 or 6,000 fathoms At what time each day should the depths  be  recorded? 9-34. 1.    0800 LMT 2. 0800 GMT 3.    1200 LMT 4. 1200 GMT Which of the following is NOT required to be recorded on each new roll  of  AN/UQN-4  recording  paper? 1.    Ship's  name 2.    Time  zone 3.    AN/UQN operator's name 4.    Date 9-35. To what does the term Loran refer? 1.    Low  range  navigation 2.    Low range radio navigation 3.    Long range navigation 4.    Long  range  radio  navigation 9-36. Loran-C  is  generally  accurate  to within  what  maximum  distance? 1. .10 nmi 2. .25 nmi 3. .50 nmi 4. 1.00 nmi 9-37. Which  of  the  following  best describes  the  SATNAV  system  of navigation? 1.    All-weather,   worldwide navigational system 2.   All-weather,   navigational system used by ships, aircraft, and  submarines 3.    Highly  accurate,  worldwide navigation system 4.    Highly  accurate,  all-weather, worldwide  navigational  system, used by ships, aircraft, and submarines 9-38. Which equipment identification number  refers  to  SATNAV? 1.    AN-SRN 12 2.    AN-SRN  19 3.    AN-BRN-3 4.    AN-WRN-6 57