企事业内部考试类ITIT信息安全工程师测试题(35个选择题，5个简答题）

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• 21If the computer system being used contains confidential information, users must not:

  A.Leave their computer without first logging off.

  B.Share their desks.

  C.Encrypt their passwords.

  D.Communicate

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• 22What is the most effective means of determining how controls are functioning within an operating system、

  A.Interview with computer operator

  B.Review of software control features and/or parameters

  C.Review of operating system manual

  D.Interview with product vendor

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• 23of the following is the primary security feature of a proxy server、

  A.Client hiding

  B.URL blocking

  C.Route blocking

  D.Content filtering

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• 24Which of the following would constitute the best example of a password to use for access to a system by a network administrator、

  A.holiday

  B.Christmas12

  C.Jenny&30

  D.TrZc&45g

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• 25Which of the following OSI layers does not provide confidentiality、

  A.Presentation

  B.Network

  C.Transport

  D.Session

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• 26A firewall can be classified as a:

  A.Directory based access control.

  B.Rule based access control.

  C.Lattice based access control.

  D.ID based access control.

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• 27Which one of the following CANNOT be prevented by the Secure Shell (SSH) program、

  A.Internet Protocol (IP) spoofing.

  B.Data manipulation during transmissions.

  C.Network based birthday attack.

  D.Compromise of the source/destination host.

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• 28DNS, FTP, TFTP, SNMP are provided at what level of the OSI/ISO model、

  A.Application

  B.Network

  C.Presentation

  D.Transport

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• 29The following are fire detector types EXCEPT:

  A.smoke activated

  B.flame actuated

  C.acoustical-seismic detection system

  D.heat activated

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• 30Virtual Private Network software typically encrypts all of the following EXCEPT

  A.File transfer protocol

  B.Data link messaging

  C.HTTP protocol

  D.Session information

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