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1、网络安全测试题1Inthefollowinghumanmaliciousattacks,theactiveattackis(A)A,identityoffakeB,dataGGC,dataflowanalysisD,unauthorizedaccessDataconfidentislityrefersto(C)A,protectsthedataexchangedbetweensystemsinthenetworkandpreventsleaksfrombeinginterceptedbydataB,prov
2、ideidentificationoftheentityidentityC,preventtheactiveattackoftheuserbytheillegalentity,ensurethattheinfonnationreceivedbythedatareceivingpartyisidenticaltothatsentbythesenderD,ensurethatdatadataisissuedbylegitimateentitiesInthefollowingalgorithm,thenon-sy
3、mmetricalgorithmis(B)A,theHashalgorithmBtheRSAalgorithmC,theIDEAD,tripleDES4.Underthemixedencryption,reallyusedtoproducedintheprocessofencryptioncommunicationdatatransmission(clear)keyis(B)A,thepublickeyofanasymmetricalgorithmThekeyofthesymmetricalgorithmT
4、heprivatekeyoftheasymmetricalgorithmD,thepublickeyoftheCAcenterThefollowingarenottheadvantagesoftheproxyservicetechnology(D)A,canachieveauthenticationTheblockingandconversionofinternaladdressesC,youcanimplementaccesscontrolD,canpreventdatadriveattackPacket
5、filteringtechnologyiscomparedtoagentservicetechnology(B)A,packetfilteringtechnologyislesssecure,butithasAsignificQntimpactonnetworkperformaneeA,packetfilteringtechnologyisabsolutelytransparenttoapplicationsandusersB,theagentservicetechnologyismoresecure,bu
6、tdoesnothaveasignificantimpactonnetworkperformanceC,theservicetechnologysecurityishigh,andtheapplicationandusertransparencyarehigh(A)whenbuildingAfortressA,shouldsetupasfewwebservicesaspossibleonthebastionhostB,youshouldsetupasmanywebservicesaspossibleonth
7、ebastionhostC,giveasmuchauthorityaspossibletotheservicesyoumustsetD,regardlessofanyinvasions,theIntranetalwaystruststhefortressesWhentwoworkstationsareconfiguredwiththesameIPaddressinthesamenetworksegment,itresultsin()BA,theentrantispushedoutofthenetworkan
8、dcannotbeusedBothsideswillbewarned,butthepreenterswillcontinuetowork,andtheentrantwillnotC,bothpartiescanworktogetheratthesametimeandcarryoutdatatransmissionD,bothownerscan，twork,andbothgetwarningsabouttheurl
