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【单选题】
唯一任务是加快对数据的访问速度的索引是()。A.
唯一索引
B.
普通索引
C.
非空索引
D.
默认索引
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【简答题】编写程序3,完成后截图或拍照提交 (要求截图中有源代码及运行结果) 。 猜数字游戏:随机产生一个 100 以内的非负整数,让玩家对其进行猜测行后续猜测,若猜中则提示“ Bingo! ”。玩家有五次机会,若在五次以内猜到,则,程序则根据玩家输入的数提示大了“ Too big !”,还是小了“ Too small !”,以便进提示(“ You win! ”);五次后,还未猜到,则提示“ OV...
【单选题】Dick lived in England. One day in January he said to his wife, "I'm going to fly to New York next week because I've got some work there." "Where are you going to stay there?" his wife asked. "I don't ...
A.
The manager( 经理） of his hotel
B.
The police office
C.
The taxi driver
D.
His wife
【简答题】The wife said there was nothing wrong with whites marrying blacks.
【简答题】若事件A表示“小王订A报”,事件B表示“小王订B报”,事件C表示“小王订C报”。则 表示 , 表示 ,AB表示 ,ABC表示 , 表示 ,A-B-C表示 ,AB-C表示 , 表示 。
【单选题】Dick lived in England. One day in January he said to his wife, "I'm going to fly to New York next week because I've got some work there." "Where are you going to stay there?" his wife asked. "I don't ...
A.
he went there for a holiday
B.
He had work there
C.
He went there for sightseeing( 观光）
D.
His home was there
【简答题】改错:The wife said there was nothing wrong with whites marrying blacks.
【单选题】Dick lived in England. One day in January he said to his wife, "I'm going to fly to New York next week because I've got some work there." "Where are you going to stay there?" his wife asked. "I don't ...
A.
Dick stayed at a nice hotel in the center of the city.
B.
Dick didn't work on the first night of his arrival.
C.
Dick forgot to send his wife a telegram.
D.
Dick wanted to go back to his hotel in a taxi.
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