SQL

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SQL

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1.● 首先提出支持面向对象数据模型的SQL标准是 （62） 。（62）A. SQL86B. SQL89C. SQL92D. SQL99

2.You run the SQL Tuning Advisor (STA) to tune a SQL statement that is part of a fixed SQL plan baseline. The STA generates a SQL profile for the SQL statement, which recommends that you accept the profile. Which statement is true when you accept the suggested SQL profile?（）A. The tuned plan is not added to the SQL plan baseline.B. The tuned plan is added to the fixed SQL plan baseline as a fixed plan.C. The tuned plan is added to the fixed SQL plan baseline as a nonfixed plan.D. The tuned plan is added to a new nonfixed SQL plan baseline as a nonfixed plan.

3.Which two are attributes of ／SQL*Plus? ()A. /SQL*Plus commands cannot be abbreviated.B. /SQL*Plus commands are accesses from a browser.C. /SQL*Plus commands are used to manipulate data in tables.D. /SQL*Plus commands manipulate table definitions in the database.E. /SQL*Plus is the Oracle proprietary interface for executing SQL statements.

4.下列哪个版本的SQL Server是完全由微软公司开发的第一个SQL Server版本( )。A、SQL Server4.2B、SQL Server6.0C、SQL Server 7.0D、SQL Server 2000

更多“SQL”相关问题

  • 第1题：

    首先提出支持面I甸对象数据模型的SQL标准是(62)。

    A．SQL86

    B．SQL89

    C．SQL92

    D．SQL99


    正确答案：D
    解析：本题考查对SQL标准的了解。从SQL99开始引入面向对象数据模型，之前的标准都是完全针对关系模型，故选项D正确。

  • 第2题：

    首先提出支持面向对象数据模型的SQL标准是(37)。

    A．SQL86

    B．SQL89

    C．SQL92

    D．SQL99


    正确答案：D
    解析：从SQL99开始引入面向对象数据模型，之前的标准都是完全针对关系模型，故选项D正确。

  • 第3题：

    当前最新的SQL语言是（）。

    • A、ANSI SQL-99
    • B、ANSI SQL
    • C、ANSI SQL-95
    • D、Transact-SQL

    正确答案:A

  • 第4题：

    Which statement correctly describes SQL and /SQL*Plus?（）

    • A、Both SQL and /SQL*plus allow manipulation of values in the database.
    • B、/SQL* Plus recognizes SQL satement and sends them to the server; SQL is the Oracle proprietary interface for executing SQL statements.
    • C、/SQL* Plus language for communicating with the Oracle server to access data; SQL recognizes SQL statements and sends them to the server.
    • D、/SQL manipulates data and table definition in the database; /SQL* Plus does not allow manipulation of values in the database.

    正确答案:A

  • 第5题：

    下列操作中，（）不是SQL Server服务管理器功能。

    • A、启动SQL Server服务
    • B、停止SQL Server服务
    • C、执行SQL查询命令
    • D、暂停SQL Server服务

    正确答案:C

  • 第6题：

    Which is the source used by Automatic SQL Tuning that runs as part of the AUTOTASK framework？（）

    • A、 SQL statements that are part of the AWR baseline only
    • B、 SQL statements based on the AWR top SQL identification
    • C、 SQL statements that are part of the available SQL Tuning Set （STS） only
    • D、 SQL statements that are available in the cursor cache and executed by a user other than SYS

    正确答案:B

  • 第7题：

    下列关于PL/SQL的说法正确的是（）

    • A、PL/SQL是应用于各种数据库上的通用语言
    • B、PL/SQL是过程化的SQL语言
    • C、PL/SQL是只能在SQL*PLUS中运行
    • D、在PL/SQL可以直接执行所有的SQL操作

    正确答案:B

  • 第8题：

    You are designing a plan for migrating an existing Microsoft SQL Server 2008 database to SQL Azure.The database includes a SQL Server Agent job that cleans the application log table.   You need to recommend an approach for ensuring that the SQL Server Agent job continues to run without modification.  What should you recommend？（）

    • A、 Use the SQL Azure Data Sync service.
    • B、 Run the SQL Server Agent in SQL Azure.
    • C、 Use SQL Server Integration Services （SSIS） to connect to SQL Azure.
    • D、 Connect the existing on-premise SQL Server Agent jobs to SQL Azure.

    正确答案:D

  • 第9题：

    多选题
    Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?（）
    A

    generating the SQL profile

    B

    testing and accepting the SQL profile

    C

    generating a list of candidate SQLs for tuning

    D

    adding tuned SQL plans into the SQL plan baseline

    E

    tuning each SQL statement in the order of importance

    F

    generating baselines that include candidate SQLs for tuning


    正确答案： A,E
    解析： 暂无解析

  • 第10题：

    单选题
    Which statement correctly describes SQL and /SQL*Plus?（）
    A

    Both SQL and /SQL*plus allow manipulation of values in the database.

    B

    /SQL* Plus recognizes SQL satement and sends them to the server; SQL is the Oracle proprietary interface for executing SQL statements.

    C

    /SQL* Plus language for communicating with the Oracle server to access data; SQL recognizes SQL statements and sends them to the server.

    D

    /SQL manipulates data and table definition in the database; /SQL* Plus does not allow manipulation of values in the database.


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    Which is the source used by Automatic SQL Tuning that runs as part of the AUTOTASK framework？（）
    A

     SQL statements that are part of the AWR baseline only

    B

     SQL statements based on the AWR top SQL identification

    C

     SQL statements that are part of the available SQL Tuning Set （STS） only

    D

     SQL statements that are available in the cursor cache and executed by a user other than SYS


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    当前最新的SQL语言是（）。
    A

    ANSI SQL-99

    B

    ANSI SQL

    C

    ANSI SQL-95

    D

    Transact-SQL


    正确答案： A
    解析： 暂无解析

  • 第13题：

    You are the administrator of a SQL server computer. The server is running SQL Server 6.5 and SQL Server 7.0.

    You install a named instance of SQL Server 2000, and then run the SQL server upgrade wizard. On the database selection screen, some of the SQL Server 6.5 databases are not listed.

    You cancel the SQL Server upgrade wizard.

    You need to ensure that the SQL Server 6.5 databases are listed in the wizard. What should you do?

    A．Uninstall SQL Server 7.0, and then rerun the SQL Server upgrade wizard.

    B．Run the Microsoft SQL Server-switch application, and then rerun the SQL Server upgrade wizard.

    C．Create a data transformation services package that imports the databases from SQL Server 6.5 to SQL Server 2000, and then execute the package.

    D．Uninstall SQL Server 2000, and then reinstall SQL Server 2000 as the default instance.


    正确答案：D
    解析：Explanation:ToruntheSQLServerUpgradeWizard,youmusthaveadefaultinstanceofMicrosoftSQLServer2000installedonyourcomputer.IncorrectAnswers:A:ItisnotnecessarytouninstallSQLServer7.0.JustinstallSQLServer2000asthedefaultinstance.WecannotruntheSQLServerupgradewizardunlessSQLServer2000isinstalled.B:ToruntheSQLServerUpgradeWizard,youmusthaveadefaultinstanceofMicrosoftSQLServer2000installedonyourcomputer.C:WewanttoensurethattheSQLServer6.5databasesarelistedintheSQLServer2000installationwizard.TocreateDTStransformationpackagesthatupgradeSQLServer6.5databaseestoSQLServer2000databaseswemustinstallSQLServer2000first.

  • 第14题：

    下列哪个不是SQLServer服务（）。

    • A、SQL Server
    • B、SQL ServerAgent
    • C、sql database
    • D、PWS

    正确答案:C

  • 第15题：

    SQL标准化工作不断地进行着，相继出现了（）。

    • A、“SQL2”
    • B、“SQL3”
    • C、“SQL89”
    • D、“SQL95”
    • E、“SQL99”

    正确答案:A,B,C

  • 第16题：

    在VisualFoxPro中，“查询设计器”的选项卡与语句（）相对应。

    • A、SQL SELECT
    • B、SQL ALSERT
    • C、SQL UPDATE
    • D、SQL DROP

    正确答案:A

  • 第17题：

    Which two statements are true regarding the SQL Repair Advisor？（） 

    • A、 The SQL Repair Advisor can be invoked to tune the performance of the regressed SQL statements.
    • B、 The SQL Repair Advisor can be invoked even when the incident is not active for a SQL statement crash.
    • C、 The SQL Repair Advisor is invoked by the Health Monitor when it encounters the problematic SQL statement.
    • D、 The DBA can invoke the SQL Repair Advisor when he or she receives an alert generated when a SQL statement crashes and an incident is created in the ADR.

    正确答案:B,D

  • 第18题：

    What happens when you run the SQL Tuning Advisor with limited scope?（）

    • A、Access path analysis is not performed for SQL statements.
    • B、SQL structure analysis is not performed for SQL statements.
    • C、SQL Profile recommendations are not generated for SQL statements.
    • D、Staleness and absence of statistics are not checked for the objects in the SQL Tuning Advisor. In this case, SQL Tuning Advisor produces recommendations based on statistical checks, access path analysis, and SQL structure analysis. SQL profile recommendations are not generated.

    正确答案:B,C

  • 第19题：

    You are designing a plan to migrate Microsoft SQL Server 2008 databases to SQL Azure. You do not plan to migrate the SQL Server databases to SQL Server 2008 R2.   You need to recommend an approach for performing bulk data transfers from the SQL Server databases to SQL Azure.  What should you recommend？（）

    • A、 Use the bcp utility.
    • B、 Use the dta utility.
    • C、 Use the SQL Server Import and Export Wizard.
    • D、 Attach each SQL Server database to SQL Azure.

    正确答案:A

  • 第20题：

    单选题
    You are a database administrator for your company. The company has two SQL Server 2005 computers named SQL1 and SQL2. SQL1 is located on the local network. SQL2 is located at a vendors site and is connected by using a VPN over the Internet. You need to write heterogeneous queries on SQL1 that access data from both SQL1 and SQL2. To ensure that your queries are functional， you must configure access to the vendors site. What should you do？（）
    A

    Configure an HTTP endpoint for SQL2 on SQL1.

    B

    Configure SQL2 as a linked server on SQL1.

    C

    Configure an HTTP endpoint for SQL1 on SQL2.

    D

    Configure SQL1 as a linked server on SQL2.


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    JDBC API提供了（）接口来对数据库存储过程进行调用。
    A

    java.sql.DriverManagger

    B

    java.sql.Connection

    C

    java.sql.Statement

    D

    java.sql.Result

    E

    java.sql.CallableStatement


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    What happens when you run the SQL Tuning Advisor with limited scope？（）
    A

     Access path analysis is not performed for SQL statements.

    B

     SQL structure analysis is not performed for SQL statements.

    C

     SQL Profile recommendations are not generated for SQL statements.

    D

     Staleness and absence of statistics are not checked for the objects in the SQL Tuning Advisor.


    正确答案： C
    解析： 暂无解析

  • 第23题：

    单选题
    下列关于PL/SQL的说法正确的是（）
    A

    PL/SQL是应用于各种数据库上的通用语言

    B

    PL/SQL是过程化的SQL语言

    C

    PL/SQL是只能在SQL*PLUS中运行

    D

    在PL/SQL可以直接执行所有的SQL操作


    正确答案： D
    解析： 暂无解析

  • 第24题：

    多选题
    SQL标准化工作不断地进行着，相继出现了（）。
    A

    “SQL2”

    B

    “SQL3”

    C

    “SQL89”

    D

    “SQL95”

    E

    “SQL99”


    正确答案： E,A
    解析： 暂无解析

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