The PSCO would be justified in making a detailed inspection of all life-saving appliances, if he sees that （）.
1、In which scenario would index be most
In which scenario would index be most useful? （）A The indexed column is declared as NOT NULL.B The indexed columns are used in the FROM clause.C The indexed columns are part of an expression.D The indexed column contains a wide range of values.
2、A fire in a pile of dunnage would be c
A fire in a pile of dunnage would be classified as a （）.Aclass ABclass BCclass CDclass D
3、When the PSCO would like to witness a
When the PSCO would like to witness a fire drill carried out by the crew, he should consult （）to locate a simulated fire.Athe manager of the companyBthe surveyor of the Classification SocietyCthe master of the vesselDthe chief engineer of the vessel
4、Which of the following would be the be
Which of the following would be the best title for the passage?A Saving Energy Starts at HomeB Changing Our Habits Begins at WorkC Changing Climate Sounds ReasonableD Reading Emissions of Proves CO2 Difficult
5、which of the following would be the be
which of the following would be the best title for the passage ？AA Unique Attraction for wildlife LoversBCalapagos as a Paradise for AenturesCCharles Darwin as a symbol of CalapagosDA successful Example of wildlife protection
6、It would be better to make a decision
It would be better to make a decision now, ______ leave it until next week.A other thanB rather thanC less thanD more than