The GMDSS must combine all various subsystems, because（）.

Proper GMDSS watchkeeping includes ______.

A.understanding the GMDSS console’s normal operational indicators

B.maintaining a proper GMDSS radio station log

C.responding to and comprehending alarms

D.All of the above

The greatest strain，when lifting a load with the jumbo purchase，is on ______．

A.all of the parts，dividing the load equally

B.the hauling part because it must absorb the frictional losses of all the sheaves

C.the parts in the movable block

D.the standing part because it is directly connected to the weight

Project managers need exceptionally good communication and negotiation skills primarily because:

A . They may be leading a team over which they have no direct control

B . Procurement activities mandate this

C . They are expected to be technical experts

D . They must provide executive/customer/sponsor briefings

E . All of the above

Which statement concerning reserve sources of energy for GMDSS is FALSE ________．

A.While the ship is at sea，there must be available at all times a supply of electrical energy sufficient to operate the radio installations and to charge any batteries used as part of a reserve source of energy

B.Both the VHF and MF/HF installations must be simultaneously supplied

C.A means of ensuring a continuous supply of electrical power must be provided to all GMDSS equipment that could be affected by an interruption in power

D.If a UPS or equivalent is used to supply power to the ship's GPS receiver or other source of positional information，a means must be provided to ensure the continuous supply of the information in the event of a failure to the ship's main or emergency source of power

Which maintenance functions can a GMDSS Radio Operator perform ________．

A.The Operator can make fine internal adjustments to the transmitter as long as the output power does not change by more than one percent

B.The Operator is responsible for ensuring that INMARSAT antennas are free of built-up soot and clear of obstacles

C.All levels of maintenance must be performed by a licensed GMDSS Radio Maintainer

D.The Operator may install an EPROM in order to ensure that the equipment continues to operate within legal constraints

The problem of underground water is more serious because（ ）

[A] the underground water trickles away all the year round

[B] the underground water is hidden deep beneath the Earth

[C] the change of it must be controlled by the NASA's satellites

[D] the dramatic change of it might affect the gravitational field

What are the vessel equipment and personnel requirements for GMDSS ________．

A.Two licensed GMDSS radio operators

B.Equipment carriage requirements

C.Distress alerting and response

D.All of the above

Structural view sees language as a linguistic system made up of various subsystems. To learn a language means to learn these structural items so as to be able to understand and produce language.()

此题为判断题(对，错)。

Which statement concerning GMDSS Radio Operator requirements is FALSE ________．

A.Each compulsory vessel must carry at least two licensed GMDSS Radio Operators at all times while at sea

B.Each compulsory vessel must carry at least two licensed Radio Operators at all times while at sea and may elect to carry a GMDSS Radio Maintainer as well

C.Communications involving safety of life at sea do not have to be logged as long as the compulsory vessel was not involved in such communications

D.While at sea，adjustments to，and the maintaining of，GMDSS equipment may be performed by the GMDSS Radio operator as long as the work is supervised by an onboard licensed GMDSS Radio Maintainer

Which statement is TRUE ________．

A.GMDSS radio logs are required to contain entries pertaining to all incidents connected to radio communication service which appear to be of importance to the safety of life at sea

B.All distress communications must be entered in the GMDSS radio log．

C.Both of the above

D.None of the above