An alternator
An electric motor
A diesel engine
A main switchboard
第1题：
第2题：
Which of the following standard symbols signifies that a packaged item was produced using hazardous materials industry guidelines？（）
第3题：
Loran-C is which type of system ________．
A.Reflected electron
B.Electrical radiation
C.Quarterpoint electrical navigation
D.Hyperbolic radio navigation
第4题：
Energy can be created or destroyed
Energy may not be transformed
The total quantity of energy in the universe is always the same
None of the above
第5题：
When using a mksysb and base media to clone a system， which of the following will cause the installation to fail（）
第6题：
第7题：
Which connection type is available on a virtual switch?（）
第8题：
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
第9题：
Which information is required to get the feature activation codes（）
第10题：
Governors
Alternators
Blackboards
Switchboards