Which of the following database object

1、Which of the following represents the

Which of the following represents the maximum percent of oxygen by volume required to be achieved by a ship’s inert gas system, prior to the commencement of crude oil tank washing?（）A6%B8%C10%D12%

2、Of which of the following did the auth

Of which of the following did the author provide a guardedly optimistic view?A［A］GDP growth.B［B］The number of layoffs.C［C］Price indexes.D［D］Output of consumer goods.

3、Which of the following is true of the

Which of the following is true of the OECD report?AIt criticizes government-funded research.BIt introduces an effective means of publication.CIt upsets profit-making journal publishers.DIt benefits scientific research considerably.

4、Which of the following DB2 objects are

Which of the following DB2 objects are publicly referenced names that require no special authority or privilege to use them?（）AViewBAliasCTableDPackage

5、On which of the following database obj

On which of the following database objects may the SELECT privilege be controlled?（）ASequenceBSchemaCGroupDView

6、Which of the following represents the

Which of the following represents the emergency signal for fire aboard ship?（）AMore than six short blasts and one long blast on the whistleBC...