在 ISO 的 OSI 安全体系结构中,以下哪一个安全机制可以提供抗抵赖安全服务?

A、加密
B、数字签名
C、访问控制
D、路由控制
查看答案
正确答案:

B

答案解析:

暂无解析

上一题
你可能感兴趣的试题

Mymotherwasdeterminedtohelpthoseinneedandshewouldhavebeenimmenselyproudofwhathasbeenachievedtheselast20years.Theitalicizedpartinthesentenceexpresses_______.

A、ahypothesis
B、asuggestion
C、acontradiction
D、asurprise

Everymeans____triedoutbutneverwithsuccess,asfarasmyknowledgegoes.

A、is
B、are
C、hasbeen
D、havebeen

Writing:

“Traditionandmodernizationareincompatible.Onemustchoosebetweenthem”.Towhatdegreedoyouagreewiththisstatement?Writeanessayofabout400words.

Inthefirstpartofyouressayyoushouldstateclearlyyourmainargument,andinthesecondpartyoushouldsupportyourargumentwithappropriatedetails.Inthelastpartyoushouldbringwhatyouhavewrittentoanaturalconclusionormakeasummary.

Youshouldsupplyanappropriatetitleforyouressay.

Markswillbeawardedforcontent,organization,grammarandappropriateness.Failuretofollowtheaboveinstructionsmayresultinalossofmarks.

Dr.Yangworked______threedaysago.

A、inhospital
B、athospital
C、inahospital
D、Atahospital

John'sscoreonthetestisthehighestintheclass;he____lastnight.

A、muststudy
B、shouldhavestudied
C、musthavestudied
D、issuretostudy
热门试题 更多>
相关题库更多>
网络技术
数据库
信息安全技术
软件测试技术
试卷库
试题库