参考答案和解析
正确答案:EXPORT伪指令用于在程序中声明一个全局的标号,该标号可在其它的文件中引用。EXPORT可用GLOBAL代替。标号在程序中区分大小写。[WEAK]选项声明其它的同名标号优先于该标号被引用。
IMPORT伪指令用于通知编译器要使用的标号在其它的源文件中定义,但要在当前源文件中引用,而且无论当前源文件中是否引用该标号,该标号均会被加入到当前源文件的符号表中。
更多“简要说明EXPORT和IMPORT的使用方法。”相关问题
  • 第1题:

    Whichofthefollowingrolesmustbegrantedtoausertoperformafulldatabaseimport?()

    A.CONNECT

    B.IMP_FULL_DATABASE

    C.FULL_EXPORT_PRIVS

    D.RESOURCE

    E.FULL_IMPORT_PRIVS


    参考答案:B

  • 第2题:

    Your routing table contains four static routes which you need to redistribute to your OSPF peers. Which method would accomplish this?()

    A.Apply an import policy to OSPF; this will import the static routes into OSPF

    B.Apply an export policy to protocol "static"; this will export the routes to other protocols.

    C.Apply an import policy to the forwarding table; this will import the routes, allowing them to be forwarded to OSPF neighbors.

    D.Apply an export policy to OSPF; this will export the static routes to your OSPF neighbors.


    参考答案:D

  • 第3题:

    A. consignee; consignor B. consignor; applicant
    C. consignor ; consignee D. consignee; applicant
    A. import ; sales contract B. export ; sales contract
    C. import ; bill of lading D. export ; bill of lading


    答案:A
    解析:

  • 第4题:

    Your routing table contains four static routes which you need to redistribute to your OSPF peers. Which method would accomplish this?()

    • A、Apply an import policy to OSPF; this will import the static routes into OSPF
    • B、Apply an export policy to protocol "static"; this will export the routes to other protocols.
    • C、Apply an import policy to the forwarding table; this will import the routes, allowing them to be forwarded to OSPF neighbors.
    • D、Apply an export policy to OSPF; this will export the static routes to your OSPF neighbors.

    正确答案:D

  • 第5题:

    利用Export/Import,可以完成什么工作。


    正确答案: (1)获取数据库对象的创建脚本,并存入二进制工作
    (2)在数据库联机状态下进行备份和恢复
    (3)在不同用户、不同计算机、不同版本数据库、异构数据库服务器之间迁移数据
    (4)在不同数据库之间通过传输表空间特性快速复制数据

  • 第6题:

    VPN是,下面哪种RT的配置方法是错误的()。

    • A、需要互访的两个私网用户所属VPN的RT属性,其Import Target属性和Export Target属性之间存在交集
    • B、需要隔离的两个私网用户所属的VPN的RT属性,其Import Target属性和Export Target属性之间存在交集
    • C、需要互访的两个私网用户所属的VPN的RT属性,其Import Target属性和Import Target属性之间存在交集
    • D、需要隔离的两个私网用户所属的VPN的RT属性,其Export Target属性和Export Target属性之间存在交集

    正确答案:B

  • 第7题:

    What is the procedure for announcing routes leared from RIP to ISIS neighbors?()

    • A、Apply an import policy to RIP which announces the routes to ISIS.
    • B、Apply an export policy to ISIS which announces the routes to ISIS.
    • C、Apply an export policy to RIP which announces the routes to ISIS.
    • D、Apply an import policy to ISIS which imports the routes into ISIS.

    正确答案:B

  • 第8题:

    Which statement is true about import and export routing policies?()

    • A、Import policies concern routes received and determine which routes get put into the routing table.
    • B、Export policies concern routes received and determine which routes get put into the routing table.
    • C、Export policies are applied before the routing table.
    • D、Import polices are applied after the routing table.

    正确答案:A

  • 第9题:

    Which  statements are true regarding the Oracle Data Pump export and import operations()

    • A、You cannot export data from a remote database.
    • B、You can rename tables during an import operation.
    • C、You can overwrite existing dump files during an export operation.
    • D、You can compress the data during export but not the metadata because it is not supported

    正确答案:B,C

  • 第10题:

    Which three statements are true about Oracle Data Pump export and import operations?()

    • A、You can detach from a data pump export job and reattach later.
    • B、Data pump uses parallel execution server processes to implement parallel import.
    • C、Data pump import requires the import file to be in a directory owned by the oracle owner.
    • D、The master table is the last object to be exported by the data pump.
    • E、You can detach from a data pump import job and reattach later.

    正确答案:A,B,D

  • 第11题:

    Which two statements are true regarding the Oracle Data Pump export and import operations()

    • A、You cannot export data from a remote database.
    • B、You can rename tables during an import operation.
    • C、You can overwrite existing dump files during an export operation.
    • D、You can compress the data during export but not the metadata because it is not supported.

    正确答案:B,C

  • 第12题:

    问答题
    简述Export/Import的三种工作方式。

    正确答案: (1)交互式方式。在命令窗口,以交互的方式根据提示逐个输入参数的之,完成导出/导入。
    (2)命令行方式。在命令行制定带有各种参数的EXP/IMP命令,完成导出/导入。
    (3)参数文件方式。用户将运行参数和参数值在参数文件中,在命令中行的EXP/IMP命令中设置参数PARFILE的值为指定参数文件。当使用命令行方式指定的EXP/IMP的参数过多,导致命令行字符串长度超过操作系统所规定的最大值,只能使用参数文件方式。
    解析: 暂无解析

  • 第13题:

    What are two default routing policies on Junos devices?()

    A. The BGP import policy accepts all BGP routes.

    B. The BGP export policy rejects all active BGP routes.

    C. The OSPF import policy accepts all OSPF routes.

    D. The OSPF export policy accepts all active OSPF routes.


    参考答案:A, C

  • 第14题:

    Which statement is true about import and export routing policies?()

    A.Import policies concern routes received and determine which routes get put into the routing table.

    B.Export policies concern routes received and determine which routes get put into the routing table.

    C.Export policies are applied before the routing table.

    D.Import polices are applied after the routing table.


    参考答案:A

  • 第15题:

    常用的农药剂型有哪些?请简要说明其中两种剂型的使用方法。


    正确答案: 1.类型:1.粉剂 2可湿性粉剂 3乳油 4颗粒剂 5可溶性粉剂 6悬浮剂 7超低量喷雾剂 8烟剂 9胶体剂 10微胶囊剂 11水剂 12锭剂 13石油乳剂
    2.使用方法:1粉剂,粉剂一般用喷粉机喷粉即可,不过要注意粉剂的浓度,粉剂有浓粉剂和田间粉剂两种,前者需用填料稀释,后者可直接喷粉。2可湿性粉剂:是指可以湿法使用的一种粉状制剂。在形态上,它类似粉剂;在使用上,它类似于乳油。使用方法:加水稀释至一定的浓度即可用于喷雾。

  • 第16题:

    与数据泵技术相对应的工具是Data Pump Export和Data Pump Import,导出命令是IMPDP,导入命令式EXPDP。


    正确答案:错误

  • 第17题:

    简述Export/Import的三种工作方式。


    正确答案:(1)交互式方式。在命令窗口,以交互的方式根据提示逐个输入参数的之,完成导出/导入。
    (2)命令行方式。在命令行制定带有各种参数的EXP/IMP命令,完成导出/导入。
    (3)参数文件方式。用户将运行参数和参数值在参数文件中,在命令中行的EXP/IMP命令中设置参数PARFILE的值为指定参数文件。当使用命令行方式指定的EXP/IMP的参数过多,导致命令行字符串长度超过操作系统所规定的最大值,只能使用参数文件方式。

  • 第18题:

    简要说明高压验电器的使用方法?


    正确答案: 1.验电前应在肯定有电的地方先验证一下验收电笔是完好的;
    2.验电时,应将金属笔尖缓慢触向测试点,同时手必须接触笔尾;
    3.缓慢移动测试中,如看到氖管发光,应立即停止移动,说明被测试点带电。

  • 第19题:

    In JUNOS software, what is required to redistribute RIP routes into OSPF?()

    • A、Apply an export policy in RIP
    • B、Apply an import policy in RIP
    • C、Apply an export policy in OSPF
    • D、Apply an import policy in OSPF

    正确答案:C

  • 第20题:

    Which of the following roles must be granted to a user to perform a full database import?()

    • A、CONNECT
    • B、IMP_FULL_DATABASE
    • C、FULL_EXPORT_PRIVS
    • D、RESOURCE
    • E、FULL_IMPORT_PRIVS

    正确答案:B

  • 第21题:

    Which two statements are true regarding Oracle Data Pump()

    • A、EXPDP and IMPDP are the client components of Oracle Data Pump.
    • B、DBMS_DATAPUMP PL/SQL packages can be used independently of the Data Pump clients.
    • C、Oracle Data Pump export and import operations can be performed only by users with the SYSDBA privilege.
    • D、Oracle Data Pump imports can be done from the export files generated in the export utility of previous versions.
    • E、EXPDP and IMPDP use the procedures provided by DBMS_METADATA to execute export and import commands.

    正确答案:A,B

  • 第22题:

    You want to migrate your existing non-ASM files to ASM files for the database PROD. Which method  or command would you use to accomplish this task?()

    • A、the CONVERT command of RMAN
    • B、Data Pump Export and Import into the same database
    • C、conventional export and import into the same database
    • D、the BACKUP DATABASE and RESTORE DATABASE commands of RMAN
    • E、the BACKUP AS COPY DATABASE and SWITCH DATABASE TO COPY command of RMAN

    正确答案:A,E

  • 第23题:

    单选题
    Which of the following roles must be granted to a user to perform a full database import?()
    A

    CONNECT

    B

    IMP_FULL_DATABASE

    C

    FULL_EXPORT_PRIVS

    D

    RESOURCE

    E

    FULL_IMPORT_PRIVS


    正确答案: E
    解析: 暂无解析