A、The second officer.
B、The chief officer.
C、The third officer.
D、Bosun.
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A、A. Sailors often maintain the derrick. B、B. Sailors often maintain the winch. C、C. Sailors often maintain the windlass. D、D.Sailors often maintain the machine.
A、has offices where users who speak different languages share computers. B、wants to maintain multiple operating systems. C、has users who work remotely at home offices. D、wants to deploy and maintain a single operating system standard.
A、A. Receiving the person who comes on board to do their business. B、B. Receiving the persons who comes on board to visit. C、C. Receiving the persons who comes on board to do the job. D、D. Receiving the persons who comes on board to look around the ship.
A、Receive the PSC inspector who wants to see our captain. B、Receive the visitors who come on board to look around the ship. C、Receive the persons who come on board to do their business. D、Receive the ship chandler who wants to come to our ship.
A、A.shippers who deliver the cargo to the ship on time B、B.stevedores who handle the cargo with caution C、C.ship's crew members who check the cargo in regular intervals D、D.consig ees who take goo care of the cargo
A、The index is not used by the optimizer but is maintained during DML operations. B、The index is not used by the optimizer and is not maintained during DML operations. C、The index is used by the optimizer only if a hint is specified in the query statement and is maintained during DML operations. D、The index is used by the optimizer only if a hint is specified in the query statement but is not maintained during DML operations.
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