The Automatic Database Diagnostic Monitor （ADDM) analysis runs every 60 minutes on your da

使用SQL语言修改数据库，正确的命令是()

A. CREATE DATABASE

B. MODIFY DATABASE

C. ALTER DATABASE

D. CHANGE DATABASE

在Visual FoxPro中，打开一个名为GRADE的数据库，应使用命令

A．CREATE DATABASE GRADE

B．OPEN DATABASE GRADE

C．CREATE GRADE

D．OPEN GRADE

DBMS will" manage "the stored data items and assemble the needed items from the(72) database in response to the queries of those who aren't programmers.

A．particular

B．the same

C．common

D．extention

要将数据库“考生库”文件及其所包含的数据库表文件直接物理删除，下列命令正确的是

A．DELETE DATABASE考生库

B．DELETE DATABASE考生库RECYCLE

C．DELETE DATABASE考生库DELETETABLES

D．DELETE DATABASE考生库DELETETABLES RECYCLE

You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set？（）

A.Every SQL statement in the STS is considered only once for execution

B.The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics

C.The execution plan and execution statistics are computed for each SQL statement in the STS

D.The effects of DDL and DML are considered to produce the execution plan and execution statistics

在SQL Server 2000中，要对数据库GoodsDB进行一次差异备份，将其备份到设备Backup 1上(该设备已建立好)，并要求该次备份操作清除Backupl中己有的备份内容。下列能实现该备份要求的语句是

A．BACKUP DATABASE GoodsDB TO Backupl DIFFERENTIAL,WITH NOINIT

B．BACKUP DATABASE GoodsDB TO Backupl WITH DIFFERENTIAL,NOINIT

C．BACKUP DATABASE GoodsDB TO Backupl DIFFERENTIAL,WITHINIT

D．BACKUP DATABA息E GoodsDB TO Backupl WITH DIFFERENTIAL,INIT

A.Automatic Intelligence

B.Automatic Information

C.Artifical Intelligence

D.Automatic Intelligence

automatic transmission 意思是自动变速器。()

A.Databasemustberunninginarchivelogmode.

B.Automaticundomanagementmustbeenabled.

C.Undoretentionguaranteemustbeenabled.

D.ThetablespaceonwhichtheFlashbackDataArchiveiscreatedmustbemanaged with Automatic Segment SpaceManagement（ASSM）.

A.Automatic Intelligence

B.Automatic Information

C.Artifical Intelligence

D.Automatic Intelligence