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单选题What are PAC files used for？（）Aexplicit forward mode proxy deploymentsBL4TMCtransparent mode proxy deploymentsDuser agent-based policies

题目
单选题
What are PAC files used for？（）
A

 explicit forward mode proxy deployments

B

 L4TM

C

 transparent mode proxy deployments

D

 user agent-based policies

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相似问题和答案

第1题：

Which protocol is used to transfer files to on the ERX Edge Router?()

A.SCP

B.FTP

C.RCP

D.TFTP


参考答案：B, D

第2题：

Designing the data storage architecture is an important activity in system design. There are two main types of data storage formats： files and databases. Files are electronic of data that have been optimized to perform a particular transaction. There are several types of files that differ in the way they are used to support an application. （ ） store core information that is important to the business and , more specifically , to the application , such as order information or customer mailing information. （请作答此空） contain static values , such as a list of valid codes or the names of cities . Typically, the list is used for validation. A database is a collection of groupings of information that are related to each other in some way. There are many different types of databases that exist on the market today. （ ） is given to those databases which are based on older , sometimes outdated technology that is seldom used to develop new applications . （ ） are collections of records that are related to each other through pointers In relational database , （ ） can be used in ensuring that values linking the tables together through the primary and foreign keys are valid and correctly synchronized.

A .Master files
B .Look-up files
C .Audit files
D .History files

答案：C
解析：
翻译：在系统设计中，数据存储架构设计是非常重要的一项工作。有两种主要类型的数据存储格式，即文件和数据库，文件是经过优化以执行特定事务的电子数据。（ ）存储的核心信息对业务很重要，更具体地说，对应用程序而言，如订单信息或客户邮件信息。（请作答此空）包含静态值，如有效代码列表或城市名称，通常该列表用于验证。数据库是以某种方式彼此相关的信息分组的集合，目前市场上存在许多不同类型的数据库。（ ）用于那些基于较旧且过时技术的数据库，这些技术很少用于开发新的应用程序。（ ）是通过指针彼此相关的记录集合在关系数据库中，（ ）可用于确保通过主键和外键将表链接在一起的值是有效且正确同步的。A．主文件 B．查找文件 C．审核文件 D．历史档案

第3题：

Which two statements are true about Oracle Managed Files (OMF)?()

A. OMF cannot be used in a database that already has data files created with user-specified directions.

B. The file system directions that are specified by OMF parameters are created automatically.

C. OMF can be used with ASM disk groups, as well as with raw devices, for better file management.

D. OMF automatically creates unique file names for table spaces and control files.

E. OMF may affect the location of the redo log files and archived log files.


参考答案：B, D

第4题：

You have been assigned to manage a set of databases. The previous DBA did not leave you notes regarding the structure of each of the databases. While analyzing an instance， you notice that the system identifier （SID） for the instance is set to ’+ASM’. What is the purpose of this instance？（）

  • A、 This instance is being used to manage the operating system files.
  • B、 This instance is being used to manage the files of other databases.
  • C、 This instance is being used to manage the instances of other databases.
  • D、 This instance is being used to manage the background processes of other instances.

正确答案:B

第5题：

What are PAC files used for？（） 

  • A、 explicit forward mode proxy deployments
  • B、 L4TM
  • C、 transparent mode proxy deployments
  • D、 user agent-based policies

正确答案:A

第6题：

A user copied files from a CD and now the files can only be opened as read－only. Which of the following utilities can be used to allow the user the ability to edit the files?()

A.EDIT

B.CHMOD

C.ATTRIB

D.CONVERT


参考答案：C

第7题：

What is Phantom RP used for？（）

  • A、it is used for load balancing in bidirectional PIM
  • B、it is used for redundancy in bidirectional PIM
  • C、it is used for redundancy in PIM-SM
  • D、it is used for load balancing in PIM-SM

正确答案:B

第8题：

You have set up an Internet based FTP server, where people can upload and download files. In terms of the OSI model, what is the highest layer used during the FTP sessions.

A. Application

B. Presentation

C. Session

D. Transport

E. Internet

F. Data Link

G. Physical


正确答案：A
A 解析：Explanation:
The application layer is the highest layer (layer 7) of the OSI model, and is reserved for end user applications. Since FTP is itself an application, layer 7 is the highest layer used.

Incorrect Answers:
B, C, D, E, F, G. In any given FTP session, all of these layers will be used at some point but they are incorrect because the question asked for the highest layer used by FTP.

第9题：

Which protocol is used to transfer files to on the ERX Edge Router？（）

  • A、SCP
  • B、FTP
  • C、RCP
  • D、TFTP

正确答案:B,D

第10题：

You have set up an Internet based FTP server, where people can upload and download files. In terms of the OSI model, what is the highest layer used during the FTP sessions.（）

  • A、Application
  • B、Presentation
  • C、Session
  • D、Transport
  • E、Internet
  • F、DataLink
  • G、Physical

正确答案:A

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