______is the process by which the position of the vessel at any moment is found by applying the last well-determined position to the run that has been made since, using for this purpose the ship’s course and the distance being those indicated by log.A.dea

What will NOT be found on the Certificate of Inspection of an ocean going tanker?

A.Manning requirements

B.Minimum freeboard permitted

C.Grade(s) of cargoes that the vessel may carry

D.Waters upon which the vessel may be operated

Services rendered notwithstanding the express and reasonable prohibition of the owner or the master of the vessel or the owner of any other property in danger _______ on board the vessel shall not give rise to payment under this Convention．

A.which is not and has not been

B.which was not

C.which was

D.which is not but will be taken by the salver

材料：If，by reason of or in compliance with any such directions or recommendations，the vessel does not proceed to the port or ports named in the Bill of Lading or to which she may have been ordered pursuant thereto，the Vessel may proceed to any port as directed or recommended or to any safe port which the Owners in their discretion may decide on and there discharge the cargo．Such discharge shall be deemed to be due fulfillment of the contract of affreightment and the Owners shall be entitled to freight as if discharge had been effected at the port or ports named in the Bill of Lading or to which the Vessel may have been ordered pursuant thereto．

问题：If the vessel does not, under the directions of the Charterer, proceed to the port or ports named in the Bill of Lading or to which she may have been ordered pursuant thereto to, she may proceed to all the following ports except ______ ．

A.any port as directed

B.any port as recommended

C.any safe port which the Owners in their discretion may decide on

D.the port or ports of origin

At the substituted port, the carrier is entitled to ______ freight if he had dilivered full cargo there．A.full freight

B.half freight

C.no freight

D.reasonable freight

The contract of affreightment is referred to ______ ．A.a contract of carriage by which the carrier is entitled to carry certain amount of cargo in a specified time by any vessel or vessels either belonging to himself or to others

B.a contract of carriage, such as Gencon

C.a contract of trade

D.a contract of sales

This is a ______ ．A.a clause of a contract

B.an explanation of a clause in a contract

C.a requirement from a government

D.an article of an international convention

请帮忙给出每个问题的正确答案和分析，谢谢！

In a narrow channel, a signal of intent which must be answered by the other vessel, is sounded by a vessel ______.

A.meeting another head-on

B.overtaking another

C.Any of the above

D.crossing the course of another

Acknowledgement by you of receipt of a distress message from a vessel which，beyond any possible doubt，is not in your vicinity and is a long distance away must be made when ______．

A.vessels nearer the distress vessel acknowledge receipt

B.vessels nearer the distress vessel fail to acknowledge receipt

C.even you have not received the distress

D.even the vessel in distress expressly prohibit you from providing any salvage service

The Merchant undertakes that no claim or _______ shall be made against any servant，agent or subcontractor of the Carrier which imposes or attempts to impose upon any of them or any vessel owned by any of them any liability whatsoever in connection with the goods．

A.condition

B.determination

C.allegation

D.engagement

Persons who have taken part in salvage operations，notwithstanding the express and reasonable prohibition on the part of ______________，have no right to any remuneration.

A.the vessel from which the services were rendered

B.the vessel to which the services were rendered

C.the persons whose lives were saved

D.the salvors of the vessel，her cargo and accessories

Free Radio Pratique will be granted by the Port Health Office in the following case ______ ．

A.Vessel with a case or suspected case of infectious disease on board

B.Vessel with a dead body on board

C.Vessel which has visited plague-infected ports during the current voyage

D.Cargo vessel which hasn't called at any plague infected ports during the current voyage and on which there is not any case of infectious disease，or any dead body

A MARK OR POSITION AT WHICH A VESSEL IS REQUIRED TO REPORT TO ESTABLISH ITS POSITION defines ______.

A.VTS point

B.Way point

C.Reference point

D.Establishment