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1、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 page B. Cross out the error with a single line, and write the correct entry, then ini
2、tial it C. Carefully and neatly erase the entry and rewrite it correctly D. Blot out the error complete and rewrite the entry correctly 2. When reversing the tidal stream will have a period with little or no effect. This is called the A. rise B. slack C. range D. spring3. Raw materials belong to . A
3、. hazardous cargo B. non- hazardous cargo C. food product D. consumable product 4. is used for providing homing signals from survival craft for detection by 9GHZ radar. A. Search and Rescue Transponder B.NAVTEX C.DSC D. Emergency Position Indicate Radio Beacon 5. How long would 15 minutes of longitu
4、de be at latitude of 60degrees North? A.15 n miles B.60 n miles C.7.5 n miles D.30 n miles 6. The wind force 7 with speed of 28-33 knots is defined as . A. Moderate gale B. Near gale C. Strom gale D. Whole gale7. The satellite systems of GMDSS comprise.A. Inmarsat, COSPAS/SARSAT. EPIRBs and Status R
5、ecording 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 receive B. only two persons may talk at th
6、e same time C. only one person may talk at a time D. the radio only transmits 9. sends a radio signal from the bottom of the ship to the sea-bed, from which it is reflected. A. The chronometer B. The radar C. The echo sounder D. The marine sextant10. What may affect the accuracy of sounding with ech
7、o sounder?A. Ships speedB. Speed of currentC. Water temperature and densityD. Sea bottom11. Placce names used should be those . A. specified by national authorities B. specified by international authorities C. on the standard map D. on the chart or the sailing direction in use12. What is the purpose
8、 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 knots B. estimated current C. direction toward which the current flows D. direction f
9、rom which the current flows 14. You are mooring to a buoy. You should approach the buoy with the current from. A.ahead B.astern C.board on the bow D.abeam 15. Which f the following is NOT the advantage of radar over eyes?A. no possibility of making errors B. detection of unlit objects C. greater vis
10、ibility range D. accurate range in formation 16. What is the purpose of the radar reflection? A . To make small objects better visible B. To make echoes weaker on the radar C. To make large echoes smaller D. To make objects less visible17. Notices to mariners are published . A. every day B. every mo
11、nth C. every week D. every year 18. How would the exhaust of a properly operating diesel engine appear? A. Light blue haze B. Light gray haze C. Light brown haze D. Perfectly clear19. may be a warning for an approaching storm. A.The altocumulus clouds B.The presence of cirrus clouds C.The massive cu
12、mulus clouds D.The low-hanging stratus clouds 20.After using a CO2 portable extinguisher, it should be . A. hydrostatically tested B. recharged C. put back in service if some co2 remains D. retagged 21. A vessel or seaplane on the water is considered to be underway when . A. her anchor ceases to hol
13、d B. she is made fast to shore C. she is at anchor D. she is aground 22.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 passenger
14、s 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 th
15、e 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. tracki
16、ng27. 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 sailing vessel with or without machinery for propellingB. any sailing vessel with propelling machinery not in useC. any vessel propelled by machineryD. any sailing vessel with propelling machinery.29. On the M