A tank which is NOT completely full or

1、The Vessel is a（）bulk carrier which is

The Vessel is a（）bulk carrier which is permitted to carry grain in bulk without requiring any fittings under the Rules of the 1974 International Safety of Life at Sea Convention.ASelf-loadingBSelf-trimmingCSelf-unloadingDSelf-discharging

2、A UDT is a data type which:（）

A UDT is a data type which:（）Amust contain unique values.Bcannot be CAST to other data types.Cis created using the CREATE DISTINCT command.Dcontains a value that was automatically calculated from values in other columns.

3、A cargo tank that is initially gas fre

A cargo tank that is initially gas freed，can be inerted by introducing inert gas by a process known as（）.AdilutionBdisplacementCprecipitationDEither A or B

4、On a tank vessel, which of the followi

On a tank vessel, which of the following substances would be burning in a class "B" fire?（）AOilBWoodCRagsDElectrical wiring

5、What is used to test a tank for oxygen

What is used to test a tank for oxygen content?（）ACombustible gas indicatorBVapor indicatorCAtmosphere analyzer kitDNone of the above

6、The oil is drawn from a drain tank thr

The oil is drawn from a drain tank through （）, one of a pair of pumps, into one of fine filters.Aa strain tankBa head tankCa service tankDa strainer