Function I (Navigation) Oral Questions (2MFG)- Part I

Function I (Navigation) Oral Questions (2MFG)- Part I 1
  • What is Passage Planning?
  • Sailing in NavAreas 3 to 4 and suddenly voyage order changes to NAV Area 5. What will be your action?
  • What action will you take after sending a false alert on HF?
  • Quote Rules 9, 13, 15.
  • What is gyro error and how will  you take in normal forecast & overcast
  • What is the procedure for muster list preparation?
  • How to approach TRS?
  • What are NAVTEX settings?
  • What are EGC messages?
  • Difference between Clearing Mark & Clearing Bearing?
  • What is the procedure to log distress alerts?
  • What is Great Circle Sailing?
  • What are Cardinal Marks and Preferred Channel Buoys?
  • 15 What are the corrections of the chart catalog & how to do it & which section of NTM will you find it?
  • What information do you get from ARPA?
  • On a paper showed various targets with their relative vector and PPI. Identify the situation as.
  • Draw wreck dangerous for surface navigation.
  • Draw Pilot Boarding Station
  • What is P.I.? Explain how to use it correctly?
  • How many sights you can take in the morning
  • What is the limit for Ex-Meridian Sight?
  • Ship is Stopped initially, Now rudder 10 degrees to port, engines dead slow ahead, where
  • ROR cards and situation. Restricted visibility, both cases RADAR operational and in-operational
  • Define tactical diameter & transfer?
  • How to obtain no on position by Sun. full plotting, only floating (Long By Chron and Merpass),

  • What are Echo Sounder and RADAR? Principle, working, and limitations.
  • Why does Gyro Compass fail at higher latitude?
  • What is MERSAS and IAMSAR.
  • Ship draft 17mtrs, you are approaching 20mtrs depth. What effects ship will experience?
  • Methods of obtaining compass error and explanation on transit bearings
  • What are Fog signals?
  • What do you mean by Routine Charts and Pilot charts? How many volumes?
  • What is ON the arc and OFF the arc in sextant means?
  • What is the Sextant Altitude of Polaris?
  • How many Navareas? How will you select stations on NAVTEX?
  • How will you get navigational warnings outside Navareas when you have lost all satellite antennas?
  • What is procedure of chart correction?
  • What is Fairway Buoy? And its use? Which side you will keep this?
  • What is Isolated Danger Mark?  Its top mark? Rhythm?
  • What are AMVER and its use?
  • What is INSPIRES and its limits?
  • To avoid a chocked hat, what should be angle between lighthouses?
  • Precautions in Narrow Channel?
  • What is phasing and ranging in Echo Sounder?
  • What do you mean by Deviation Card and how will you prepare it?
  • Difference between Barograph and Barometer?
  • Which ALRS volume contains the details of Racons?
  • Which method should prefer for sight calculation at the morning? And why?
  • What do you get after taking sight? And your next plan?
  • How will you transfer your position from one chart to another chart?

  • What is Safe Water Mark, Region A, B Buoys?  Its use, shape, light, and color?
  • Wreck not danger for navigation, how much distance you will keep from this?
  • How do you do a sight calculation?
  • How do you know that sun at the meridian?
  • How do you know chart has been corrected?
  • How many volumes in ALRS, how they are named? For a particular area how will you find out?
  • What information you will get from Chart Catalogue?
  • How to correct ASD in detail?
  • Define “Safe Speed”?
  • What is Meridian Passage?
  • What is Answering Pendant?  And its use?
  • What do you mean by Moon SS, Augmentation?
  • Radar target suddenly disappear, what it means?
  • Difference between Racon & Beacon?
  • Explain Turning Circle? How much advance for a normal vessel?
  • Why we need a Magnetic Deviation Card?
  • Principle of Echo Sounder, Doppler log and Auto Pilot?
  • What is a distress signal by flag??
  • What are the precautions while using GPS Fix at sea not in coastal waters?
  • Contents of Notice to Mariners, Cumulative Notice, and Annual Notice To Mariner?
  • What information do you get from Chart Catalogue?
  • What is Pilots/Sailing Directions?
  • If you are in the Mediterranean Sea, which SD you will refer and how will you come to know?
  • How will you correct the Aneroid Barometer? Who will correct this?
  • What is another name of a Routine Chart?

  • What do you mean by SART and EPIRB?
  • Difference between Azimuth and Bearing?
  • What do you mean by Wind Rose?
  • Sound signal of Dredger, Aground Vessel, Anchored Vessel?
  • How will you check performance?
  • In poor visibility when you are going  to encounter in open sea, no target can you reduce speed
  • How will you fix your vessel’s position if GPS fails?
  • How will you identify a Light House?
  • What is Flashing, Occulting, Isophase?
  • How will you apply Rules 5, 6, 7, 8 & 18 onboard?
  • ROR cards for a vessel towing more than 50 meters in length in RAM condition and length of tow
  • ROR card for vessel aground. day signal and fog signal and action to be taken if a vessel is right
  • ROR card for PDV more than 50mtrs in length with port side seen. Action as OOW.
  • Chart symbols for- Wreck At Which Mast Only Is Visible,  Reporting  Point, 20 mtrs Contour
  • Contents of Mariners Handbook.
  • What is the proper meaning of word impeding?
  • What is a navigable semicircle in a TRS?
  • How will you take Meridian Sight?
  • What are the errors in Gyro?
  • What do you mean by Latitude Error?
  • What do you mean by Compasses Compared?
  • Great circle sailing from Malacca Strait to South Africa
  • What is Composite Circle Sailing and why you do composite circle sailing
  • What is the routine chart and what information you get from it?
  • What is the Blind sector in RADAR?

  • What is Sextant Error? and how  you will come to  know that  your index error is correct
  • What is annex 4 distress signal in detail?
  • If the echo sounder shows two marking one above and one below which one is correct?
  • Vessel anchor dragging. action
  • MOB in TSS, what is your action?
  • Which turn you will prefer in the Baltic Sea? Williamson single turn or Sharnov.
  • Quote rule  5 and its detailed explanations
  • What is the Gnomic Chart?
  • What is Ship Routeing and what information we get from it?
  • What does Muster List preparation mean?
  • What is your action on hearing fog signal?
  • How to approach a TRS.
  • NAVTEX settings. EGC messages.
  • Difference between clearing mark & clearing bearing.
  • What is great circle sailing..
  • Lights of NUC, RAM, Pilot, SV, FV
  • How do you know about Steering failure?
  • Difference between Long by Chron and merpass?
  • Towing vessel on port bow? Action.
  • Quote Rule 18 and 19 with detailed explanation of each paragraph.
  • What is Leading Light?
  • Gyro fails action?
  • What are IAMSAR and MERSAR?
  • List of Publications on bridge?
  • Narrow channel Rule?

  • IALA Bouyage system
  • What is meaning of Boxing of Compass.
  • Explain about intercept method and Merpass and show diagrammatically.
  • How will you calculate height of tide at secondary port? Write all the steps.
  • What is raising of light and how to calculate the raising distance?
  • ROR Situation: you are CBD and NUC crossing from port side state action? Positing/ of lights
  • youarePDvesselopensea,notrafficyouseeatrawlerrightaheadyouraction?How
  • 26 What is range of NUC light? 3 miles
  • 260 youheard4shortblastwhatdoesitmean??
  • What is landing signal?
  • You are approaching a port and your vessel aground state your action.
  • What is C correction?
  • Characteristics, limitations and efficiency of Radar?
  • What is North Up, Course Up, Head Up mode of Radar
  • Aspect and its importance in collision avoidance.
  • Speed over ground & speed through water difference, which is to be used for navigation
  • Collision avoidance and why?
  • Difference between ECDIS  and ENC
  • MOB on port side, action?
  • Chart Symbol for Wreck  with  visible mast, wreck dangerous to surface navigation &  wreck not dangerous
  • How does a Wreck Marking Buoy look like?
  • Corresponding symbols on an ECDIS  of the ones asked above.
  • Explain how is speed adjusted in different conditions?
  • Explain limitation of Radar
  • Explain why range and bearing discrimination occur?

  • Explain what are constraints imposed on  Radar Range
  • Explain what are the effects of weather on Radar
  • What are Sea Clutter and Rain Clutter???
  • You see two red lights. Identify and take action.
  • 28 Describe all 4 annexes.
  • Towing along, sidelights, and then action.
  • Pilot Vessel Light?
  • pilotvsllghtiflengthmorethan50m
  • Placement of forwarding Mast light and Main Mast Light
  • What is the horizontal spacing of lights?
  • Full Annex 1 of ROR
  • How a NAVTEX message comes?
  • How the message does go from EPIRB?
  • What is LRIT?
  • What is the diameter of the ball?
  • What is SSAS?
  • GMDSS equipment in Area A3
  • What is Polar Navigation?
  • How will you find direction if Magnetic and Gyro Compasses are unreliable?
  • What is T and P correction and how do you correct it?
  • How chart correction is done when using block?
  • How to get radio medical help?
  • What is the content of ALRS volume?
  • What is the content of BPG?
  • What are leading lights?

  • What are the safe watermarks, lateral marks & isolated danger marks?
  • What are methods of finding of Gyro Error?
  • What is South Cardinal Mark?
  • Passage planning from Mumbai to Southampton
  • What are NAVTEX frequencies and what does ZCZC mean?
  • What is Long by Chron and Lat by Mer Alt?
  • Own vessel NUC in TSS and a CBD crossing at 4 nm from port side, not taking any action. Shallow patch on STBD side. Action?
  • Own vessel PD. Another PD vessel crossing from STBD in TSS. What is your action?
  • What is anchorage area in Malacca Strait and action?
  • In RV situation, heard 4 short blasts. Action?
  • What is the significance of each type of buoy?
  • What is difference between noon sight and noon position?
  • What is spring and neap tides?
  • Draw the ROR card, STBD lateral mark IALA, Area B.
  • What are search pattern and their pros and cons?
  • What are the responsibilities of an Overtaking Vessel?
  • Fog signals for Anchored and Aground Vessel?
  • What are the limitations of ECDIS?
  • You heard a fog signal forward of the beam. What is your action?
  • Use of Sextant. Explain sextant angles.
  • The formula for Vertical Sextant Angle.
  • What is Barometric Tendency & its significance?
  • What are Errors of Sextant and how to correct them?
  • When rudder is stuck to 5 degree to STBD. What is your action?
  • Steering failure in TSS, what is your action?

  • What are the safe watermarks, lateral marks & isolated danger marks?
  • What are methods of finding of Gyro Error?
  • What is South Cardinal Mark?
  • Passage planning from Mumbai to Southampton
  • What are NAVTEX frequencies and what does ZCZC mean?
  • What is Long by Chron and Lat by Mer Alt?
  • Own vessel NUC in TSS and a CBD crossing at 4 nm from port side, not taking any action. Shallow patch on STBD side. Action?
  • Own vessel PD. Another PD vessel crossing from STBD in TSS. What is your action?
  • What is anchorage area in Malacca Strait and action?
  • In RV situation, heard 4 short blasts. Action?
  • What is the significance of each type of buoy?
  • What is difference between noon sight and noon position?
  • What is spring and neap tides?
  • Draw the ROR card, STBD lateral mark IALA, Area B.
  • What are search pattern and their pros and cons?
  • What are the responsibilities of an Overtaking Vessel?
  • Fog signals for Anchored and Aground Vessel?
  • What are the limitations of ECDIS?
  • You heard a fog signal forward of the beam. What is your action?
  • Use of Sextant. Explain sextant angles.
  • The formula for Vertical Sextant Angle.
  • What is Barometric Tendency & its significance?
  • What are Errors of Sextant and how to correct them?
  • When rudder is stuck to 5 degree to STBD. What is your action?
  • Steering failure in TSS, what is your action?