1 In writing up the logbook at the end of your watch, you make an error in writing an entry. What is the proper means of correcting this error?A. Remove is page of the log book , and rewrite all entries on a clean pageB. Cross out the error with a single line, and write the correct entry, then initial it C. Carefully and neatly erase the entry and rewrite it correctlyD. Blot out the error complete and rewrite the entry correctly2. When reversing the tidal stream will have a period with little or no effect. This is called the A. riseB. slackC. rangeD. spring3. Raw materials belong to .A. hazardous cargo B. non- hazardous cargo C. food product D. consumable product4. is used for providing homing signals from survival craft for detection by 9GHZ radar.A. Search and Rescue TransponderB.NAVTEXC.DSCD. Emergency Position Indicate Radio Beacon5. How long would 15 minutes of longitude be at latitude of 60degrees North?A.15 n milesB.60 n milesC.7.5 n milesD.30 n miles6. The wind force 7 with speed of 28-33 knots is defined as .A. Moderate galeB. Near galeC. Strom galeD. Whole gale7. The satellite systems of GMDSS comprise.A. Inmarsat, COSPAS/SARSAT. EPIRBs and Status Recording systemB. NAVTEX, COSPAS/SARSAT. EPIRBs and Status Recording systemC. NAVTEX, Inmarsat, EPIRBs and SARTD. Inmarsat, Direction Printing Telegraphy, and DSC8. All VHF marine band radios operate in the simplex mode, which means that .A. the radio only receiveB. only two persons may talk at the same time C. only one person may talk at a time D. the radio only transmits9. sends a radio signal from the bottom of the ship to the sea-bed, from which it is reflected.A. The chronometerB. The radarC. The echo sounderD. The marine sextant10. What may affect the accuracy of sounding with echo sounder?A. Ships speedB. Speed of currentC. Water temperature and densityD. Sea bottom11. Placce names used should be those .A. specified by national authoritiesB. specified by international authoritiesC. on the standard mapD. on the chart or the sailing direction in use12. What is the purpose of VRM control?A. To measure distance accuratelyB. To measure range and bearing C. To measure bearing accuratelyD. To adjust radar monitor13. The navigational term SET OF CURRENT” means .A. velocity of current in knotsB. estimated currentC. direction toward which the current flowsD. direction from which the current flows14. You are mooring to a buoy. You should approach the buoy with the current from .A. aheadB. asternC. board on the bowD. abeam15. Which f the following is NOT the advantage of radar over eyes?A. no possibility of making errorsB. detection of unlit objectsC. greater visibility rangeD. accurate range in formation16. What is the purpose of the radar reflection?A . To make small objects better visibleB. To make echoes weaker on the radarC. To make large echoes smallerD. To make objects less visible17. Notices to mariners are published .A. every dayB. every monthC. every weekD. every year18. How would the exhaust of a properly operating diesel engine appear?A. Light blue hazeB. Light gray hazeC. Light brown hazeD. Perfectly clear19. may be a warning for an approaching storm.A.The altocumulus cloudsB.The presence of cirrus cloudsC.The massive cumulus cloudsD.The low-hanging stratus clouds20.After using a CO2 portable extinguisher, it should be .A. hydrostatically testedB. rechargedC. put back in service if some co2 remainsD. retagged21. A vessel or seaplane on the water is considered to be underway when .A. her anchor ceases to holdB. she is made fast to shoreC. she is at anchorD. she is aground22.Navigation details including soundings, nature of the bottom, navigational marks, etc. are shown in .A. medium-scale chartsB. small-scale charts C. large-scale chartsD. natural scale charts23. The port in which crew or passengers go on board the ship is called .A. port of destinationB. port of disembarkationC. port of embarkationD. port of call24. This sum may be deducted from Hire as per Clause 14 of the Charter.A. according to B. as well as C. as farD. about25.SINGLE UP FORWARD TO HEAD LINE AND SPRING means .A. let go the head line and spring onlyB. let go the head line and spring including all the lines C. let go all the line except a head line and a springD. let go all the line forward include head line and spring26.The angular motion of a sip in the athwart ship is termed .A. rollingB. pitchingC. yawingD. tracking27. Bottom stowage on board a ship is usually given to .A. the cargoes bound for the first port of allB. heavy cargoesC. dry cargoesD. delicate cargoes28. The term power-driven means in these Rules.A. any sailin