111. Variation is defined as the angle _____.

A . the owner of the ship B . the manager who assumes the responsibility for operation of the ship C . the bareboat charterer D . All of the above

A . you can stop within your visibility range B . you can take proper and effective action to avoid collision C . you are traveling slower than surrounding vessels D . no wake comes from your vessel

A . polar regions B . horse latitudes C . roaring forties D . doldrum

A . above the polar circles B . in a low pressure area C . during periods of low temperatures D . in the doldrum

A . Magnetic compass table B . Magnetic meridians C . Isogonic lines D . Variation is not indicated on small-scale nautical chart

A . Worn gears in the compass housing B . Magnetism from the earth's magnetic field C . Magnetism within the vessel D . Lack of oil in the compass bearing

A . you can stop within your visibility range B . the vessel is not subject to vibrations C . you are traveling slower than surrounding vessels D . you can take proper and effective action to avoid collisio

A . Gray lines on the uppermost inset chart B . Red lines on the main body of the chart C . In parenthesis on the lines of equal magnetic variation D . Annual rate of change is not show

A . compass north and magnetic north B . compass north and true north C . magnetic meridian and the geographic meridian D . your vessel's heading and the magnetic meridia

A . rate of doing work B . amount of force needed to overcome friction C . amount of work accomplished D . distance through which an object is moved

A . positive displacement B . ejector C . centrifugal D . air compressor

A . ALTER USER DEFAULT ROLE ALL B . ALTER USER DEFAULT ROLE ALL EXCEPT ROLE_1 C . ALTER USER DEFAULT ROLE NONE D . ALTER USER DEFAULT ROLE NONE EXCEPT ROLE_1

A . produces pressure B . imparts energy to a fluid to move it from level ‘A’ to level ‘B’ C . creates a vacuum to move a liquid in all installation D . is to develop a pressure differential

A the total number of possible events divided into the expectations or frequency of the risk event B the number of times the risk event may occur C the fraction of the total project tasks which may be affected by the risk event D the total number of possible events divided into the consequences of the risk event. E A and B

此题为判断题(对，错)。

A．8.3% B．6.5% C．4.2% D．10.2%

A．YES B．NO

A．SDRSI B．SDRCI C．SDCRI