Which maintenance functions can a GMDSS Radio Operator perfo

Which of the following statements is TRUE regarding crane operations ________．

A.Radio communications allow the crane operator to disregard the use of hand signals

B.The crane operators and signalman must be familiar with the correct hand signals

C.The forward cranes can be operated from the bridge

D.The aft cranes can be operated from the aft steering station

Which device provides the main means in the GMDSS for locating ships in distress or their survival craft ________．

A.Radio direction finder

B.Satellite EPIRBs

C.MF/HF DSC

D.VHF homing device

A. A DBA can enable or disable an individual task in all maintenance windows.

B. A DBA cannot change the duration of the maintenance window after it is created.

C. In case of a long maintenance window, all Automated Maintenance Tasks are restarted every four hours.

D. A DBA can control the percentage of the resource allocated to the Automated Maintenance Tasks in each window.

Which statement concerning satellite EPIRBs is TRUE ________．

A.Once activated，these EPIRBs continuously send up a signal for use in identifying the vessel and for determining the position of the beacon

B.The coded signal identifies the nature of the distress situation

C.The coded signal only identifies the vessel's name and port of registry

D.If the GMDSS Radio Operator does not program the EPIRB，it will transmit default information such as the follow-on communications frequency and mode

Which message categories cannot be disabled by the GMDSS radio operator ________．

A.Navigational Warnings

B.Meteorological Warnings

C.Search and Rescue Information

D.All of the above

When the GMDSS Radio Operator on watch hears“SECURITE”spoken three times he can expect to receive a message concerning ______．

A.The safety of navigation or important meteorological warnings

B.The safety of a vessel or a person is in jeopardy

C.A vessel in need of immediate assistance

D.A coast station traffic list

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

What is the minimum requirement of a GMDSS operator?

A.GMDSS operator license

B.Third officer license

C.General Radiotelephone Operator license and Radar Endorsement

D.General Radiotelephone license or First or Second Class Radiotelegraph license with GMDSS Radio Officer’s endorsement

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 generally correct regarding the maintenance requirements for ships under GMDSS ________．

A.Redundancy of functions of certain equipment will partially meet this requirement

B.On-board maintenance provided by a person holding a GMDSS maintainer's license will partially meet the requirements

C.Shoreside maintenance and scheduled tests and inspections will partially meet this requirement

D.All of the above