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【判断题】
事务故障、系统故障和介质故障的恢复都不需要DBA的参与，由系统自动完成。A.
正确
B.
错误
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皮皮学刷刷变学霸
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【简答题】Dictation 2 One day, I was standing on the boat when a very large 1 leopard seal 2 by. I put on my diving 3 and got my camera. I was 4 because she was so big. My mouth was dry. At first, I couldn’t ev...
【简答题】阅读(共 5 题,每小题2分,共10分) The City Swimming Pool is open every day from eight in the morning until seven in the evening. It costs two dollars sixty to enter the pool. There is a special cheap price for stu...
【单选题】项目的质量目标不包括
A.
明确项目建设的标准和建设档次 ；
B.
投资目标在项目定义阶段应初步明确项目建设的总投资 ；
C.
进度目标在项目定义阶段应该明确项目建设的周期 ；
D.
明确技术标准和规范的应用和置顶 ；
【单选题】The day must be breaking, _____ the birds have begun singing.
A.
because
B.
as
C.
for
D.
since
【单选题】You are a database developer for Wide World Importers. You are creating a database that will store order information. Orders will be entered in aclient/server application. Each time a new order is ent...
A.
Set the data type of the column to UniqueIdentifier.
B.
Set the data type of the column to int, and set the IDENTITYproperty for the column.
C.
Set the data type of the column to int. Create a user-defined function that selects the maximum order number in the table.
D.
Set the data type of the column to int. Create a NextKey table,and add a NextOrder column to the table. Set the data type of the NextOrdercolumn to int. Create a stored procedure to retrieve and update the value heldin the NextKey.
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