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（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.Cryptography
B.Geography
C.Stenography
D.Steganography@@@SXB@@@A.methods
B.software
C.tools
D.services@@@SXB@@@A.Member
B.Management
C.Message
D.Mail@@@SXB@@@A.powerful
B.sophistication
C.advanced
D.easy@@@SXB@@@A.least
B.most
C.much
D.less
参考答案
更多 “ （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 ” 相关考题
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（34）如果准备读文件，打开随机文件“text.dat”d的正确语句是 A.Open"text.dat"For Write As#1 B.Open"text.dat"For Binary As#1 C.Open"text.dat"For Input As#1 D.Open"text.dat"For Random As#1
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已知：DAT1 LABEL BYTEDAT2 DW 0ABCDH 依次执行SHL DAT1，1和SHR DAT2，1指令后，DAT2字存储单元中的内容是：A．AF34HB．55CDHC．55E6HD．ABCDH
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已知： DAT1 LABEL BYTE DAT2 DW 0ABCDH 依次执行SHL DAT1,1和SHR DAT2,1指令后，DAT2字存储单元中的内容是( )。A．AF34HB．55CDHC．55E6HD．ABCDH
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如果准备读文件，打开顺序文件”text.dat”的正确语句是( )。A．Open"text.dat"For Write As#1B．Open"text.dat"For Binary As#1C．Open"text.dat"For Input As#1D．Open"text.dat"For Random As#1
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要在D盘的Temp 目录下建立一个名为NamE．dat 的顺序文件，应使用______语句。A．Open "NamE．dat" For Output As #1B．Open "NamE．dat" For Input As #1C．Open "D:\Temp\NamE．dat" For InputAs #1D．Open "D:\Temp\NamE．dat" For Output As #1
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考题
（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
考题
（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
考题
如果准备读文件，打开顺序文件“text.dat”的正确语句是（）。Aopen ”text.dat” For write As # 1Bopen ”text.dat” For Binary As # 1Copen ”text.dat” For Input As # 1Dopen ”text.dat” For Random As # 1
考题
问答题阅读下面的程序：
.mmregs
DAT0 .SET 60H
DAT1 .SET 61H
DAT2 .SET 62H
DAT3 .SET 63H
add3 .macro
P1，P2，P3，ADDRP
LD P1，A
ADD P2，A
ADD P3，A
STL A，ADDRP
.endm
ST #0034h,DAT0
ST #0243h,DAT1
ST #1230h,DAT2
ADD3 DAT0,DAT1,DAT2,DAT3
语句“.mmregs”的含义。
考题
问答题阅读下面的程序：
.mmregs
DAT0 .SET 60H
DAT1 .SET 61H
DAT2 .SET 62H
DAT3 .SET 63H
add3 .macro
P1，P2，P3，ADDRP
LD P1，A
ADD P2，A
ADD P3，A
STL A，ADDRP
.endm
ST #0034h,DAT0
ST #0243h,DAT1
ST #1230h,DAT2
ADD3 DAT0,DAT1,DAT2,DAT3
语句“ADD3 DAT0，DAT1，DAT2，DAT3”是一条什么类型的语句？作用是什么？
考题
单选题You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers，configuring Windows Server 2008 Terminal services and network application services， and configuring aweb services infrastructure. There is a server in your company. And windows Server 2008 is run. WindowsSharepoint Services （WSS） is installed on the server. You configure the server so as to make it receiveincoming e-mail. A new document library should be created. In addition， you should make sure that e-mailcan be sent to the document library by any user. Which action should be performed to achieve the goal？（）A
To achieve the goal，Enable anonymous authentication should be enabled for the Web applicationB
To achieve the goal，the RSS setting should be changed for the document libraryC
To achieve the goal，the permissions should be changed for the document libraryD
To achieve the goal，the incoming e-mail settings should be changed for the document library
考题
单选题如果准备读文件，打开顺序文件“text.dat”的正确语句是（）。A
open ”text.dat” For write As # 1B
open ”text.dat” For Binary As # 1C
open ”text.dat” For Input As # 1D
open ”text.dat” For Random As # 1
考题
单选题According to the passage, “scientific subculture” means _____.A
cultural groups that are formed by scientistsB
people whose knowledge of science is very limitedC
the scientific communityD
people who make good contribution to science
考题
单选题汇编程序中语句DAT1DB02H的含义是（）A
用DAT1表示02HB
定义DAT1为变量，其初值为02HC
从标号DAT1对应的地址起02H个单元被分配D
定义DAT1为变量，其地址为0002H
考题
问答题阅读下面的程序：
.mmregs
DAT0 .SET 60H
DAT1 .SET 61H
DAT2 .SET 62H
DAT3 .SET 63H
add3 .macro
P1，P2，P3，ADDRP
LD P1，A
ADD P2，A
ADD P3，A
STL A，ADDRP
.endm
ST #0034h,DAT0
ST #0243h,DAT1
ST #1230h,DAT2
ADD3 DAT0,DAT1,DAT2,DAT3
执行此段程序后，存储单元（DAT3）的运行结果多少？
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