【判断题】数据的物理独立性是指用户的应用程序与数据库中数据的物理存储是相互独立的。当数据的物理存储改变了,应用程序不用改变。
【单选题】Comparing to movie stars or rock stars, video stars probably______
【单选题】Which of the following proverbs best describes the rock stars' way of spending money?
A.
Riches serve a wise man but command a fool.
B.
Come with the wind, go with the water.
D.
Good wine sells itself.
【单选题】“一目十行”这句话说明了注意的哪种特性?( )
【简答题】相传《春秋左氏传》是由春秋末年的()鲁国史学家所著。
【单选题】在原材料订购环节,戴尔依据预测的顾客需求,向供应商发出订单并补充库存,该流程可以归为( )。
【判断题】说课中说板书,就是要把板书所总结的内容再说给同行。
【单选题】《左传》是我国第一部详细完整的编年体史书,相传是由鲁国的史官左丘明所著,因此又叫( )。
【简答题】Rock stars and their money Around the world young people are spending unbelievable sums of money listening to rock music. Forbes reports that at least fifty rock stars have incomes between two million...