欢迎来到天天文库
浏览记录
ID:9403968
大小:21.00 KB
页数:5页
时间:2018-04-30
《全国计算机软考网管英语试题及答案》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、全国计算机软考网管英语试题及答案(1) Heterogeneousnetworkenvironmentsconsistofcomputersystemsfrom(1)vendorsthatrun(2)operatingsystemsandcommunicationprotocols.Anorganizationthat(3)itscomputerresourcesisusually(4)thetaskofintegratingitsheterogeneoussystems.Typically,eachdeparlmentordivisionhasdefin
2、editsownnetworkneeds(5)0S,LANtopology,communicationprotocols,applications,andothercomponents. (1)A.same B.similar C.different D.difference (2)A.same B.similar C.different D.difference (3)A.consolidates B.consists C.considerate D.consoles (4)A.facedon B.facedwith C.f
3、acedabout D.facedupto (5)A.ingeneral B.inanyterm C.insetterms D.intermsof 答案:(1)C(2)C(3)A(4)B(5)D 解析:异构网络环境由不同制造商生产的计算机系统组成,这些计算机运行不同的操作系统和通信协议。任何一个想统计计算机资源的组织通常会面临整合异构系统的任务。典型地,每一个部门或分部已经规定了自己的网络需要,根据操作系统、局域网拓扑结构、通信协议、应用程序及其它因素。Therearetwotypesofkeytechnology:privatekeyand
4、publickey.Private-keyencryptionmethodsarecalled(1)ciphers,informationisencryptedwith(2)boththesenderandreceiverholdprivately.Public—keyencryptionmethodsarecalled(3)ciphers,(4)createdforeachuser,encryptionkeyanddecryptionkeyare(5). (1)A.synchronous B.asynchronous C.symmetric D.
5、asymmetric (2)A.akey B.twokeys C.threekeys D.fourkeys (3)A.synchronous B.asynchronous C.symmetric D.asymmetric (4)A.tworelatedkeysare B.akeyis C.twounrelatedkeysare D.threekeysare (5)A.same B.different C.difference D.some 答案:(1)C(2)A(3)D(4)A(5)B 解析:有两种加密技术:私有密钥和公
6、开密钥。私有密钥加密方法被称为对称密钥加密,在发送者和接受者之间的信息共同具有同一个密钥,公开密钥加密方法被称为非对称密钥加密,对于每一个使用者,都建立两个相关的加密与解密密钥,但它们不同。(1)isachannel’scapacitywhichdirectlyreflectsthedatatransferrateofthechannel. (2)functionsinaNetWarenetworkwhichisusedtodefineaddressingschemes. (3)isanetworklayerdevicethatsupportsmult
7、ipleLANinterfacesandsegmentsLANsintosmallercollisionandbroadcastdomains. (4)isthepopularLANdevelopedunderthedirectionoftheIEEE802.3. (5)isadevicewhichenablesdigitalmicrocomputerstocommunicateacrossanalogtelephonelines. (1)A.Thevolume B.Thebandwidth C.Thenoise D.Thedelay (2)
8、A.NetBEUI B.IP C.IPX D.NCP (3
此文档下载收益归作者所有