（1）is the science of hiding information。Whereas the goal of cryptography is to make data unreadable by a third party。the goal of steganography is to hide the data from a third party。In this article,I will discuss what steganography is,what purposes it ser

题目
（1）is the science of hiding information。Whereas the goal of cryptography is to make data unreadable by a third party。the goal of steganography is to hide the data from a third party。In this article,I will discuss what steganography is,what purposes it serves,and will provide an example using available software。?There are a large number of steganographic（隐写）（2）that most of us are familiar with（especially if you watch a lot of spy movies）,ranging from invisible ink and microdots
to secreting a hidden message in the second letter of each word of a large body of text and spread spectrum radio communication。With computers and networks,there are many other ways of hiding informations,such as:Covert channels（c,g,Loki and some distributed denial-of-service tools use the Internet Control（73）Protocol,or ICMP,as the communication channel between the“bad guy”and a compromicyed system）Hidden text within Web pages Hiding files in“plain sight”（c,g，what better place to“hide”a file than with an important sounding name in the c:\winnt system32 directory）Null ciphers（c,g,using the first letter of each word to form a hidden message in an otherwise innocuous text）steganography today,however,is significantly more（4）than the example about suggest,allowing a user to hide large amounts of information within image and audio。These forms of steganography often are used in conjunction with cryptography so the information is double protected;first it is encrypted and then hidden so that an advertisement first。find the information（an often difficult task in and of itself）and the decrypted it。The simplest approach to hiding data within an image file is called（5）signature insertion。In this method,we can take the binary representation of the hidden data and the bit of each byte within the covert image。If we are using 24-bit color the amount and will be minimum and indiscriminate to the human eye。

A.Member

B.Management

C.Message

D.Mail
相似考题

1.（1）is the science of hiding information.Where as the goal of cryp to graphy is to make data unreadable by a third party.the goal of steganography is to hide the data from a third party.In this article,I will discuss what steganography is,what purposes it serves,and will provide an example using available software. There are a large number of steganographic（2）that most of us are familiar with(especially if you watch a lot of spymovies),ranging from invisible inkandmicrodotstosecretingahiddenmessageinthesecondletterofeachwordofalargebodyoftextandspreadspectrumradiocommunication.With computersandnetworks,there arem any other ways of hiding informations,suchas: Covertchannels(c,g,Lokiandsomedistributeddenial-of-servicetoolsusetheInternetControl（3）Protocol,orICMP,asthecommunicationchannelbetweenthe“badguy”andacompromicyedsystem) HiddentextwithinWebpages Hidingfilesin“plainsight”(c,g.whatbetterplaceto“hide”afilethanwithanimportantsoundingnameinthec:\winntsystem32directory) Nullciphers(c,g,usingthefirstletterofeachwordtoformahiddenmessageinanotherwiseinnocuoustext) steganographytoday,however,issignificantlymore（4）than the example about suggest,allowing ausertohidelargeamountsofinformationwithinimageandaudio.Theseformsofsteganographyoftenareusedinconjunctionwith cryptographysothe information is double protected;firstitisencryptedandthenhiddensothatanadvertisementfirst.find the information(an often difficult task inandofitself)and the decryptedit. The simple stapproachtohidingdatawithinanimagefileiscalled（5）signatureinsertion.In this method,we can take the binaryrepresentationofthehiddendataandthebitofeachbytewithinthecovertimage.If weareusing 24-bitcolor the amount and will be minimum and indiscriminate to the human eye.A.CryptographyB.GeographyC.StenographyD.Steganography@@@SXB@@@A.methodsB.softwareC.toolsD.services@@@SXB@@@A.MemberB.ManagementC.MessageD.Mail@@@SXB@@@A.powerfulB.sophisticationC.advancedD.easy@@@SXB@@@A.leastB.mostC.muchD.less

2.材料：Immediately upon receipt of advice of any accident or loss to the insured vessel，it is the duty of the Insured to give notice to the Insurer within 48 hours，and if the vessel is abroad，to the Insurer&39;s nearest agent immediately，and to take all reasonable measures for the purpose of averting or minimizing a loss which would be recoverable under this insurance． Measures taken by the Insured or the Insurer with the object of averting or minimizing a loss which would be recoverable under this insurance shall not be considered as waiver or acceptance of abandonment or otherwise prejudice the rights of either party．The Insured shall obtain prior agreement of the Insurer in determining the liabilities and expenses in respect of the insured vessel．In submitting a claim for loss，the Insured shall transfer to the Insurer all necessary documents，and assist him in pursuing recovery against the third party in case of third party liabilities or expenses being involved.问题：Which are the duties of the Insured upon receipt of advice of any accident or loss to the insured vessel ___________．I．To take all reasonable measures for the purpose of averting or minimizing a loss insured against；II．To give notice to the Insurer within 48 hours；III．To obtain prior agreement of the Insurer in determining the measures to be taken for the purpose of minimizing a loss insured against．A.I，II and IIIB.I and IIC.I and IIID.II and IIIThe word“abandonment”in the second paragraph of this passage means ______．A.“giving up the hope to rescue the insured ship”B.“leaving the sinking ship”C.“discharging the Insurer's liability for the insured ship”D.“giving the ownership of the insured vessel to the Insurer”If third party liabilities or expenses is involved in a claim for loss，the Insured shall ______．A.transfer all necessary documents to the third partyB.assist the Insurer in pursuing recovery against the third partyC.obtain prior agreement of the third party in determining the liabilities and expenses in respect of the insured vesselD.ask the third party to accept abandonment“Third party”in the last paragraph of this passage refers to ______．A.the InsurerB.the InsuredC.any party other than the Insurer and the InsuredD.either the Insurer or the Insured请帮忙给出每个问题的正确答案和分析，谢谢！

3.An（），serving a function similar to a physical wallet, holds credit card numbers, electronic cash, owner identification, and owner contact information and provides that information at an electronic commerce site's checkout counter. A.electronic wallet B.electronic commerce C.third party payment D.Internet banking

4.An（ ），serving a function similar to a physical wallet, holds credit card numbers,electroruc cash, owner identification, and owner contact information and provides that information at an electronic commerce site&39;s checkout counter.A. electronic wallet B. electronic commerceC. third party payment D. Internet banking

更多“（1）is the science of hiding information。Whereas the goal of cryptography is to make data unreadable by a third party。the goal of steganography is to hide the data from a third party。In this article,I”相关问题

  • 第1题：

    （1）is the science of hiding information。Whereas the goal of cryptography is to make data unreadable by a third party。the goal of steganography is to hide the data from a third party。In this article,I will discuss what steganography is,what purposes it serves,and will provide an example using available software。?There are a large number of steganographic（隐写）（72）that most of us are familiar with（especially if you watch a lot of spy movies）,ranging from invisible ink and microdots
    to secreting a hidden message in the second letter of each word of a large body of text and spread spectrum radio communication。With computers and networks,there are many other ways of hiding informations,such as:Covert channels（c,g,Loki and some distributed denial-of-service tools use the Internet Control（3）Protocol,or ICMP,as the communication channel between the“bad guy”and a compromicyed system）Hidden text within Web pages Hiding files in“plain sight”（c,g，what better place to“hide”a file than with an important sounding name in the c:\winnt system32 directory）Null ciphers（c,g,using the first letter of each word to form a hidden message in an otherwise innocuous text）steganography today,however,is significantly more（4）than the example about suggest,allowing a user to hide large amounts of information within image and audio。These forms of steganography often are used in conjunction with cryptography so the information is double protected;first it is encrypted and then hidden so that an advertisement first。find the information（an often difficult task in and of itself）and the decrypted it。The simplest approach to hiding data within an image file is called（5）signature insertion。In this method,we can take the binary representation of the hidden data and the bit of each byte within the covert image。If we are using 24-bit color the amount and will be minimum and indiscriminate to the human eye。

    A.methods

    B.software

    C.tools

    D.services

    答案：A
    解析：
    略

  • 第2题：

    （71）is the science of hiding information。Whereas the goal of cryptography is to make data unreadable by a third party。the goal of steganography is to hide the data from a third party。In this article,I will discuss what steganography is,what purposes it serves,and will provide an example using available software。

    　　There are a large number of steganographic（2）that most of us are familiar with(especially if you watch a lot of spy movies),ranging from invisible ink and microdots to secreting a hidden message in the second letter of each word of a large body of text and spread spectrum radio communication。With computers and networks,there are many other ways of hiding informations,such as:

    　　Covert channels(c,g,Loki and some distributed denial-of-service tools use the Internet Control（3）Protocol,or ICMP,as the communication channel between the“bad guy”and a compromicyed system)

    　　Hidden text within Web pages

    　　Hiding files in“plain sight”(c,g，what better place to“hide”a file than with an important sounding name in the c:\winnt system32 directory)

    　　Null ciphers(c,g,using the first letter of each word to form a hidden message in an otherwise innocuous text)

    　　steganography today,however,is significantly more（4）than the example about suggest,allowing a user to hide large amounts of information within image and audio。These forms of steganography often are used in conjunction with cryptography so the information is double protected;first it is encrypted and then hidden so that an advertisement first。find the information(an often difficult task in and of itself)and the decrypted it。

    　　The simplest approach to hiding data within an image file is called（5）signature insertion。In this method ,we can take the binary representation of the hidden data and the bit of each byte within the covert image。If we are using 24-bit color the amount and will be minimum and indiscriminate to the human eye。

    （75）处的单词应是

    A.least
    B.most
    C.much
    D.less

    答案：A
    解析：
    译文如下：
    信息隐藏学是隐藏信息的科学。而密码学的目的是让数据对于第三方不可识别，而信息隐藏学的目的则是将数据对于第三方隐藏起来。本文，我将论述信息隐藏学是什么、它的目的是什么，并且会提供使用可行软件的案例。
    有许多信息隐藏的方法实际上我们都很熟悉（特别是如果你看过一些谍战片！），从隐型墨水和微小的点点，到将信息暗含在一大段文字的每个单词的第二个字母中，还有无线通信中的扩频技术等等。使用计算机和网络，有许多其他的隐藏信息的方法，比如：
    转换信道（e.g.，洛基和一些分布式拒绝服务工具使用网际控制管理协议，或叫做icmp，作为“坏人”和受攻击的系统之间的通信信道）
    隐藏信息在网页中
    隐藏文件在“眼皮儿底下”（比如，隐藏信息在什么地方比给它取一个重要的熟悉名字放置在目录Ｃ：\winnt\system32中更好？）
    空域算法（比如，使用一段毫不相干的文字中每个单词的首写字母来表示一个隐藏的信息）
    隐写术在今天，然而明显比上面的例子更强大，允许用户隐藏大量的信息在图像和音频文件，这些形式的隐写术通常用于结合密码学，信息是双重保护的。
    最简单的方法来隐藏数据，是将信息嵌入在图像文件的像素位上（lsb），在这种方法中，我们可以把隐藏的二进制表示数据和覆盖的每个字节的图片，如果我们使用的是24位颜色，数量的变化是最小的并且肉眼是看不见的。

  • 第3题：

    Which statement is true about a certificate authority？（）

    • A、An entity responsible for registering the private key encryption used in a PKI
    • B、An agency responsible for granting and revoking public-private key pairs
    • C、A trusted third party responsible for signing the public keys of entities in a PKIbased system
    • D、A trusted third party responsible for signing the private keys of entities in a PKIbased system

    正确答案:C

  • 第4题：

    The bill of lading serves as a document of title enabling the goods to be transferred from the shipper to the consignee or any other party by endorsement.The（）can not be transferred to the third parties by endorsement.

    • A、shipped B/L
    • B、clean B/L
    • C、straight B/L
    • D、order B/L

    正确答案:C

  • 第5题：

    Which of the following would be an example of prohibited content?（）

    • A、Third party proxy sites
    • B、Malicious cookie
    • C、Detected virus
    • D、Unwanted pop-up

    正确答案:A

  • 第6题：

    Cindy wants to set up third-party tools so she can access them via the designer. Which one of  the following should cindy do?（）

    • A、 file-> inport 
    • B、 tools->import 
    • C、 tools->add tools 
    • D、 shared resources->third party tools

    正确答案:B

  • 第7题：

    Which three features are supported with the Junos Pulse client?（）

    • A、third-party RADIUS support
    • B、Host Enforcer
    • C、Host Checker
    • D、IPsec
    • E、soft tokens

    正确答案:C,D,E

  • 第8题：

    You work with a SQL Server 2005 database that provides banking information for customers. You want customers to see banking reports that combine data that is retrieved from the database with real-time investment information that comes from a Web service provided by a third party. The investment information must be current when the reports are executed. You need to create the appropriate objects that support the reports. What should you do？（）

    • A、Publish the data in the database as an XML Web service by using the FOR XML AUTO clause.
    • B、Create a table to store the banking information for each customer. Create a trigger that fires when data is inserted into the table that joins with the data coming from the Web service.
    • C、Create a Transact-SQL stored procedure that uses a temporary table to store the banking information for each customer. Update the table with the values from the Web service.
    • D、Have a developer in TestKing.com create an assembly that calls the remote Web service.Create a CLR function by using the assembly. Call the CLR function and combine the results with banking information in the database.

    正确答案:D

  • 第9题：

    单选题
    Cindy wants to set up third-party tools so she can access them via the designer. Which one of  the following should cindy do?（）
    A

     file-> inport 

    B

     tools->import 

    C

     tools->add tools 

    D

     shared resources->third party tools


    正确答案： D
    解析： 暂无解析

  • 第10题：

    多选题
    Your company runs Remote Desktop Services. You have a Remote Desktop Session Host (RD Session Host) server. You need to select a digita l certificate for signing Remote Desktop Protocol (.rdp) files. Which two certificate types can you use to achieve this goal？（）
    A

    Trusted third party SSL certificate

    B

    Authenticated Session

    C

    Wo rkstation Authentication

    D

    Remote Desktop Protocol (RDP) Signing


    正确答案： D,A
    解析： 暂无解析

  • 第11题：

    单选题
    You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions， monitoring the database server， and design deployment. In the company， you major job is the deployment， maintenance and support of Microsoft SQL Server 2005. You work as the administrator of a SQL Server 2005 computer， and the computer is called SQL1. There are two databases on the SQL1， and the two databases are respectively named Production and DW. A new database named Staging is created. When the data are moving from the Production database into the DW database， the Staging database is utilized temporarily to store and manipulate data. Since you are the database administrator， you are required to make sure the points listed below. First， the tables should not be removed from the Staging database. Second， any attempts to have tables migrated should be logged. Third， your solution should not impact on other databases.  Which action should be performed to achieve the goal？（）
    A

    To achieve the goal， a DML trigger on each table should be created to prevent deletion of data.

    B

    To achieve the goal， a DDL trigger should be created， and that the ON DATABASE parameter is utilized by DDL trigger for the Staging database.

    C

    To achieve the goal， an event notification should be created to fire when the TRUNCATE TABLE Transact-SQL statement is submitted to the Staging database.

    D

    To achieve the goal， a DDL trigger should be created， and the ON ALL SERVER parameter is utilized by the DDL trigger.


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    When troubleshooting hardware issues with a server， which of the following is MOST likely to cause a problem in receiving vendor support？（）
    A

     Third party cables

    B

     Third party memory

    C

     Signed drivers

    D

     Server type


    正确答案： B
    解析： 暂无解析

  • 第13题：

    （71）is the science of hiding information。Whereas the goal of cryptography is to make data unreadable by a third party。the goal of steganography is to hide the data from a third party。In this article,I will discuss what steganography is,what purposes it serves,and will provide an example using available software。?There are a large number of steganographic（隐写）（2）that most of us are familiar with（especially if you watch a lot of spy movies）,ranging from invisible ink and microdots
    to secreting a hidden message in the second letter of each word of a large body of text and spread spectrum radio communication。With computers and networks,there are many other ways of hiding informations,such as:Covert channels（c,g,Loki and some distributed denial-of-service tools use the Internet Control（3）Protocol,or ICMP,as the communication channel between the“bad guy”and a compromicyed system）Hidden text within Web pages Hiding files in“plain sight”（c,g，what better place to“hide”a file than with an important sounding name in the c:\winnt system32 directory）
    Null ciphers（c,g,using the first letter of each word to form a hidden message in an otherwise innocuous text）steganography today,however,is significantly more（4）than the example about suggest,allowing a user to hide large amounts of information within image and audio。These forms of steganography often are used in conjunction with cryptography so the information is double protected;first it is encrypted and then hidden so that an advertisement first。find the information（an often difficult task in and of itself）and the decrypted it。The simplest approach to hiding data within an image file is called（5）signature insertion。In this method,we can take the binary representation of the hidden data and the bit of each byte within the covert image。If we are using 24-bit color the amount and will be minimum and indiscriminate to the human eye。

    A.Cryptography
    B.Geography
    C.Stenography
    D.Steganography

    答案：A
    解析：
    略

  • 第14题：

    （71）is the science of hiding information。Whereas the goal of cryptography is to make data unreadable by a third party。the goal of steganography is to hide the data from a third party。In this article,I will discuss what steganography is,what purposes it serves,and will provide an example using available software。

    　　There are a large number of steganographic（2）that most of us are familiar with(especially if you watch a lot of spy movies),ranging from invisible ink and microdots to secreting a hidden message in the second letter of each word of a large body of text and spread spectrum radio communication。With computers and networks,there are many other ways of hiding informations,such as:

    　　Covert channels(c,g,Loki and some distributed denial-of-service tools use the Internet Control（3）Protocol,or ICMP,as the communication channel between the“bad guy”and a compromicyed system)

    　　Hidden text within Web pages

    　　Hiding files in“plain sight”(c,g，what better place to“hide”a file than with an important sounding name in the c:\winnt system32 directory)

    　　Null ciphers(c,g,using the first letter of each word to form a hidden message in an otherwise innocuous text)

    　　steganography today,however,is significantly more（4）than the example about suggest,allowing a user to hide large amounts of information within image and audio。These forms of steganography often are used in conjunction with cryptography so the information is double protected;first it is encrypted and then hidden so that an advertisement first。find the information(an often difficult task in and of itself)and the decrypted it。

    　　The simplest approach to hiding data within an image file is called（5）signature insertion。In this method ,we can take the binary representation of the hidden data and the bit of each byte within the covert image。If we are using 24-bit color the amount and will be minimum and indiscriminate to the human eye。

    （71）处的单词应是

    A.Cryptography
    B.Geography
    C.Stenography
    D.Steganography

    答案：A
    解析：
    该段译文如下：
    信息隐藏学是隐藏信息的科学。而密码学的目的是让数据对于第三方不可识别，而信息隐藏学的目的则是将数据对于第三方隐藏起来。本文，我将论述信息隐藏学是什么、它的目的是什么，并且会提供使用可行软件的案例。
    有许多信息隐藏的方法实际上我们都很熟悉（特别是如果你看过一些谍战片！），从隐型墨水和微小的点点，到将信息暗含在一大段文字的每个单词的第二个字母中，还有无线通信中的扩频技术等等。使用计算机和网络，有许多其他的隐藏信息的方法，比如：
    转换信道（e.g.，洛基和一些分布式拒绝服务工具使用网际控制管理协议，或叫做icmp，作为“坏人”和受攻击的系统之间的通信信道）
    隐藏信息在网页中
    隐藏文件在“眼皮儿底下”（比如，隐藏信息在什么地方比给它取一个重要的熟悉名字放置在目录Ｃ：\winnt\system32中更好？）
    空域算法（比如，使用一段毫不相干的文字中每个单词的首写字母来表示一个隐藏的信息）
    隐写术在今天，然而明显比上面的例子更强大，允许用户隐藏大量的信息在图像和音频文件，这些形式的隐写术通常用于结合密码学，信息是双重保护的。
    最简单的方法来隐藏数据，是将信息嵌入在图像文件的像素位上（lsb），在这种方法中，我们可以把隐藏的二进制表示数据和覆盖的每个字节的图片，如果我们使用的是24位颜色，数量的变化是最小的并且肉眼是看不见的。

  • 第15题：

    What statement best describes Cisco WCS support for antennas？（）

    • A、Cisco WCS supports third-party antennas for location applications.
    • B、Access points that are defined with third-party antennas will not participate in rogue on-demand location tracking.
    • C、Cisco WCS supports third-party antenna gain， azimuth， and elevation progation patterns.
    • D、Access points that are defined with a third-party antenna in Cisco WCS will display coverage heat maps.

    正确答案:B

  • 第16题：

    Which two statements about the Wireless Location Appliance are true？（）

    • A、a Wireless Location Appliance acts as a server to one or more Cisco WCSs. It collects， stores， and passes on data from its associated Cisco WLAN controllers
    • B、before using the Web interface， the initial configuration of the Wireless Location Appliance must be done using the command-line interface （CLI）
    • C、the Cisco 2000， 2700， 4100， and 4400 are examples of Wireless Location Appliance.
    • D、the Wireless Location Appliance visually displays the location information of WLAN devices and forwards this information to third-party applications using the Simple Network devices and forwards this information to third-party applications using the Simple Network Management Protocol （SNMP）
    • E、the Wireless Location Appliance visually tracks up to 15，000 WLAN devices and can store this information for 90 days.

    正确答案:A,B

  • 第17题：

    When troubleshooting hardware issues with a server， which of the following is MOST likely to cause a problem in receiving vendor support？（）

    • A、 Third party cables
    • B、 Third party memory
    • C、 Signed drivers
    • D、 Server type

    正确答案:B

  • 第18题：

    A customer uses third party storage and would like to connect it to a Virtual IO server on a Power 550.  How can the third party storage device drivers be installed？ （）

    • A、 Use SUMA to obtain the drivers.
    • B、 Use smitty install on the client partitions.
    • C、 Use oem_setup_env environment in the VIO server.
    • D、 Use cfgmgr to configure the devices within the client partition.

    正确答案:C

  • 第19题：

    Your company runs Remote Desktop Services. You have a Remote Desktop Session Host (RD Session Host) server. You need to select a digital certificate for signing Remote Desktop Protocol (.rdp) files. Which two certificate types can you use to achieve this goal?（）

    • A、Trusted third party SSL certificate
    • B、Authenticated Session
    • C、Workstation Authentication
    • D、Remote Desktop Protocol (RDP) Signing

    正确答案:A,D

  • 第20题：

    You have a computer that runs Windows 7. A user installs a third-party media player on the computer. Youdiscover that all media files automatically open by using the third-party media player. You need to ensurethat all media files open automatically by using Windows Media Player. You must achieve this goal by usingthe minimum amount of administrative effort. What should you do?（）

    • A、Select a media file. Right-click the file and select Open with.
    • B、Select a media file. Right-click the file and select Restore previous versions.
    • C、From Control Panel， modify the Set your default programs settings.
    • D、From Control Panel， modify the Set program access and computer defaults settings.

    正确答案:C

  • 第21题：

    单选题
    You have a computer that runs Windows 7. A user installs a third-party media player on the computer. Youdiscover that all media files automatically open by using the third-party media player. You need to ensurethat all media files open automatically by using Windows Media Player. You must achieve this goal by usingthe minimum amount of administrative effort. What should you do?（）
    A

    Select a media file. Right-click the file and select Open with.

    B

    Select a media file. Right-click the file and select Restore previous versions.

    C

    From Control Panel， modify the Set your default programs settings.

    D

    From Control Panel， modify the Set program access and computer defaults settings.


    正确答案： D
    解析： 暂无解析

  • 第22题：

    多选题
    Which two statements about the Wireless Location Appliance are true？ （）
    A

    A Wireless Location Appliance acts as a server to one or more Cisco WCSs. It collects， stores， and passes on data from its associated Cisco WLAN controllers.

    B

    Before using the Web interface， the initial configuration of the Wireless Location appliance must be done using the command-line interface （CLI）.

    C

    The Cisco 2000， 2700， 4100， and 4400 are examples of Wireless Location Appliances.

    D

    The Wireless Location Appliance visually displays the location information of WLAN devices and forwards this information to third-party applications using the Simple Network Management Protocol （SNMP）.

    E

    The Wireless Location Appliance visually tracks up to 15，000 WLAN devices and can store this information for 90 days.


    正确答案： E,B
    解析： 暂无解析

  • 第23题：

    单选题
    Which statement is true about a certificate authority？（）
    A

    An entity responsible for registering the private key encryption used in a PKI

    B

    An agency responsible for granting and revoking public-private key pairs

    C

    A trusted third party responsible for signing the public keys of entities in a PKIbased system

    D

    A trusted third party responsible for signing the private keys of entities in a PKIbased system


    正确答案： C
    解析： 暂无解析

  • 第24题：

    单选题
    You administer an Oracle Database 10g and a third-party database. You use Recovery Manager （RMAN） to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command？（）
    A

     target database

    B

     auxiliary database

    C

     third-party database

    D

     recovery catalog database


    正确答案： B
    解析： 暂无解析

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