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【单选题】
A support engineer reports that inserting new sales transactions in a SQL Server 2005 database results in an error. You investigate the error. You discover that in one of the databases， a developer has accidentally deleted some data in a table that is critical for transaction processing. The database uses the full recovery model. You need to restore the table. You need to achieve this goal without affecting the availability of other data in the database. What should you do？（）A.
Back up the current transaction log. Restore the database with a different name and stop at the point just before the data loss. Copy the table back into the original database.
B.
Back up the current transaction log. Restore the database to the point just before the data loss.
C.
Restore the database from the existing backup files to a time just before the data loss.
D.
Restore the database to the point of the last full backup.
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举一反三
【简答题】作品评析: 组长或指定人选介绍作品立意和创作过程等,学生共同评价,要求客观科学,老师总结给出成绩。
【简答题】防盗控制器包含一个微处理器的电子控制器,只有在___________打开时才工作。
【单选题】以下关于水泥与混凝土凝结时间的叙述，哪一项是正确的?
A.
水泥浆凝结的主要原因是水分蒸发
B.
温度越高，水泥凝结得越慢
C.
混凝土的凝结时间与配制该混凝土所用水泥的凝结时间并不一致
D.
水灰比越大，凝结时间越短
【简答题】防盗控制器是一个包含一个微处理器的电子控制器,只有在 打开时才工作。
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